{"id":130,"date":"2017-08-16T05:13:12","date_gmt":"2017-08-16T02:13:12","guid":{"rendered":"http:\/\/sfak.org\/wordpress\/wordpress\/?p=130"},"modified":"2017-08-17T05:06:40","modified_gmt":"2017-08-17T02:06:40","slug":"%ce%b7-%ce%b4%ce%b9%ce%b1%cf%84%ce%ae%cf%81%ce%b7%cf%83%ce%b7-%cf%84%cf%89%ce%bd-%ce%b1%cf%83%cf%84%cf%81%ce%bf%ce%bd%ce%bf%ce%bc%ce%b9%ce%ba%cf%8e%ce%bd-%cf%80%ce%b1%cf%81%ce%b1%ce%b8%cf%8d%cf%81","status":"publish","type":"post","link":"https:\/\/sfak.org\/?p=130","title":{"rendered":"\u0397 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u0391\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ce\u03bd &#8220;\u03c0\u03b1\u03c1\u03b1\u03b8\u03cd\u03c1\u03c9\u03bd&#8221;  \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03a0\u03bf\u03bb\u03b9\u03c4\u03b9\u03c3\u03bc\u03cc"},"content":{"rendered":"<p style=\"text-align: justify;\">\u0397 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c4\u03b5\u03bd\u03ac \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03b7 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03b4\u03bf\u03c7\u03ae \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1. \u0391\u03c5\u03c4\u03cc \u03cc\u03bc\u03c9\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7. \u039e\u03ad\u03c1\u03bf\u03c5\u03bc\u03b5 \u03c0\u03ce\u03c2 \u03b1\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03b5\u03c5\u03c7\u03b8\u03b5\u03af. \u0391\u03c5\u03c4\u03cc \u03c0\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03bc\u03ad\u03bd\u03b5\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bd\u03b1 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03bf\u03c0\u03bf\u03b9\u03b7\u03b8\u03bf\u03cd\u03bc\u03b5 \u03c3\u03c4\u03bf \u03c7\u03ce\u03c1\u03bf \u03c4\u03b7\u03c2 \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03b5\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bd\u03b1\u03b4\u03ad\u03bb\u03c6\u03bf\u03c5\u03c2 \u03bc\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03bc\u03b1\u03c2 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf \u03af\u03b4\u03b9\u03bf.<\/p>\n<p style=\"text-align: justify;\">\u039f\u03b9 \u03ac\u03bd\u03b8\u03c1\u03c9\u03c0\u03bf\u03b9 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03b5\u03c5\u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03b8\u03bf\u03cd\u03bd \u03c3\u03c4\u03bf \u03c0\u03c1\u03cc\u03b2\u03bb\u03b7\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03c6\u03c9\u03c4\u03bf\u03c1\u03cd\u03c0\u03b1\u03bd\u03c3\u03b7\u03c2, \u03b1\u03bd \u03b4\u03b5\u03bd \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03af\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2. \u03a3\u03c4\u03b7\u03bd \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b7 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03b2\u03b1\u03b8\u03b9\u03ad\u03c2 \u03c1\u03af\u03b6\u03b5\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03b1\u03bd \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03c9\u03bd \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ce\u03bd \u03c4\u03b7\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03b8\u03c1\u03b7\u03c3\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c6\u03b9\u03bb\u03bf\u03c3\u03bf\u03c6\u03b9\u03ba\u03ce\u03bd \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03c9\u03bd. \u0391\u03c5\u03c4\u03ae \u03bc\u03b5\u03bb\u03b5\u03c4\u03ac \u03c4\u03b7\u03bd \u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03c4\u03c9\u03bd \u03b7\u03bc\u03b5\u03c1\u03ce\u03bd, \u03c4\u03c9\u03bd \u03b5\u03c0\u03bf\u03c7\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2 \u03ba\u03bb\u03b9\u03bc\u03b1\u03c4\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bb\u03bb\u03b1\u03b3\u03ce\u03bd. \u0397 \u0391\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1, \u03c3\u03c5\u03bd\u03b5\u03b9\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd, \u03c4\u03b7\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ba\u03ae\u03c2, \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u03b3\u03b5\u03bd\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2. \u0395\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03cc \u03bc\u03cc\u03bd\u03b7 \u03c4\u03b7\u03c2 \u03bc\u03b9\u03b1 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03c3\u03b5\u03bb\u03ba\u03cd\u03b5\u03b9 \u03c4\u03bf \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03c0\u03bf\u03bb\u03bb\u03ce\u03bd \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03c9\u03bd. \u0388\u03c7\u03b5\u03b9 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03bc\u03b5\u03bb\u03ad\u03c4\u03b7 \u03c4\u03b7\u03c2 \u03b3\u03ad\u03bd\u03bd\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03be\u03ad\u03bb\u03b9\u03be\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03cd\u03bc\u03c0\u03b1\u03bd\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b3\u03b7\u03c2. \u0395\u03c0\u03af\u03c3\u03b7\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b1\u03b9\u03c3\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03bb\u03b5\u03c5\u03c1\u03ad\u03c2: \u03b1\u03c0\u03bf\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c3\u03cd\u03bc\u03c0\u03b1\u03bd \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03ad\u03c1\u03b1\u03bd\u03c4\u03bf \u03ba\u03b1\u03b9 \u03c0\u03b1\u03bd\u03ad\u03bc\u03bf\u03c1\u03c6\u03bf: \u03b5\u03be\u03ac\u03c0\u03c4\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c6\u03b1\u03bd\u03c4\u03b1\u03c3\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03bf\u03c5 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03b3\u03ba\u03b7 \u03b3\u03b9\u03b1 \u03b5\u03be\u03b5\u03c1\u03b5\u03cd\u03bd\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7. \u03a3\u03c4\u03bf \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b7\u03b8\u03b5\u03af, \u03b7 \u0391\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1, \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b4\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03b8\u03ad\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03bf \u03c6\u03c9\u03c4\u03b9\u03c3\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b2\u03b1\u03c1\u03cd\u03c4\u03b7\u03c4\u03b1, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c4\u03bf\u03bd\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf. \u03a0\u03c1\u03bf\u03c3\u03b5\u03bb\u03ba\u03cd\u03b5\u03b9 \u03bd\u03ad\u03bf\u03c5\u03c2 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03bf\u03c5\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1, \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03bf \u03b3\u03b5\u03bd\u03b9\u03ba\u03cc \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b5\u03c2, \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b4\u03b9\u03b1\u03c3\u03ba\u03b5\u03b4\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03b1\u03c0\u03b1\u03c3\u03c7\u03cc\u03bb\u03b7\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c7\u03b9\u03bb\u03b9\u03ac\u03b4\u03b5\u03c2 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03bf\u03c5\u03c2 \u03c3\u03b5 \u03cc\u03bb\u03bf \u03c4\u03bf\u03bd \u03ba\u03cc\u03c3\u03bc\u03bf.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-132 alignleft\" src=\"http:\/\/sfak.org\/wordpress\/wordpress\/wp-content\/uploads\/2017\/08\/astronomy-286x300.jpg\" alt=\"\" width=\"286\" height=\"300\" srcset=\"https:\/\/sfak.org\/wp-content\/uploads\/2017\/08\/astronomy-286x300.jpg 286w, https:\/\/sfak.org\/wp-content\/uploads\/2017\/08\/astronomy-191x200.jpg 191w, https:\/\/sfak.org\/wp-content\/uploads\/2017\/08\/astronomy.jpg 437w\" sizes=\"(max-width: 286px) 100vw, 286px\" \/>\u039e\u03ad\u03c1\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ac \u03c0\u03c1\u03ac\u03b3\u03bc\u03b1\u03c4\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7\u03c2. \u039f\u03b9 \u03bd\u03ad\u03bf\u03b9 \u03ac\u03bd\u03b8\u03c1\u03c9\u03c0\u03bf\u03b9, (\u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b5\u03bd\u03ae\u03bb\u03b9\u03ba\u03b5\u03c2) \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03b1\u03c1\u03b5\u03be\u03b7\u03b3\u03ae\u03c3\u03b5\u03b9 \u03c4\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ac \u03b8\u03ad\u03bc\u03b1\u03c4\u03b1, \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03bf\u03b9 \u03ba\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ad\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bd\u03c4\u03bf\u03c0\u03af\u03c3\u03bf\u03c5\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03c9\u03c0\u03af\u03c3\u03bf\u03c5\u03bd. \u039f\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b5\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03bb\u03bf\u03b3\u03b9\u03ba\u03ae \u03c3\u03b5\u03b9\u03c1\u03ac \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03c4\u03ad\u03c4\u03bf\u03b9\u03b1 \u03b7\u03bb\u03b9\u03ba\u03af\u03b1 \u03ce\u03c3\u03c4\u03b5 \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03ad\u03c3\u03bf\u03c5\u03bd \u03bd\u03b1 \u03c4\u03b9\u03c2 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bd. \u0397 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03cc\u03c4\u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03b9 \u03b2\u03b1\u03c3\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c3\u03b5 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 (Percy 1996a). \u0391\u03c5\u03c4\u03cc \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03bf\u03c5\u03c1\u03b1\u03bd\u03bf\u03cd \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03bf \u03ba\u03bf\u03bc\u03bc\u03ac\u03c4\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1. \u03a0\u03b1\u03c1\u03cc\u03bb\u03bf \u03c0\u03bf\u03c5 \u03b7 \u03b7\u03bc\u03b5\u03c1\u03ae\u03c3\u03b9\u03b1 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03b5\u03cd\u03ba\u03bf\u03bb\u03b7, \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bd\u03c5\u03c7\u03c4\u03b5\u03c1\u03b9\u03bd\u03ae (\u03c4\u03b1 \u03b1\u03c3\u03c4\u03ad\u03c1\u03b9\u03b1 \u03b2\u03b3\u03b1\u03af\u03bd\u03bf\u03c5\u03bd \u03c4\u03b7 \u03bd\u03cd\u03c7\u03c4\u03b1 \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03cc\u03c7\u03b9), \u03bf\u03b9 \u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2, \u03c4\u03b1 \u03b1\u03c3\u03c4\u03ad\u03c1\u03b9\u03b1, \u03bf\u03b9 \u03b1\u03c3\u03c4\u03b5\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03ba\u03ac\u03b8\u03b5 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03bf\u03cd \u03bc\u03b1\u03b8\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2. \u0391\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03b5\u03c5\u03c7\u03b8\u03b5\u03af, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03b1\u03bd \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c8\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ae \u03bd\u03b1 \u03c6\u03c4\u03b9\u03ac\u03be\u03b5\u03b9 \u03c4\u03bf \u03b4\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 &#8220;\u03b5\u03c5\u03c1\u03b5\u03c4\u03ae\u03c1\u03b9\u03bf \u03ac\u03c3\u03c4\u03c1\u03c9\u03bd&#8221; (Scharz and Cooper 1994). \u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2, \u03bd\u03b1 \u03b4\u03b9\u03b4\u03b1\u03c7\u03b8\u03bf\u03cd\u03bd \u03c3\u03c4\u03b7\u03bd \u03c4\u03ac\u03be\u03b7 \u03c0\u03ce\u03c2 \u03bd\u03b1 \u03c4\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd, \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c4\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c4\u03bf \u03b1\u03c0\u03cc\u03b3\u03b5\u03c5\u03bc\u03b1 \u03c3\u03c4\u03bf\u03bd \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03c4\u03bf\u03c5\u03c2.<\/p>\n<p style=\"text-align: justify;\">\u0394\u03c5\u03c3\u03c4\u03c5\u03c7\u03ce\u03c2 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03bb\u03ac \u03b5\u03bc\u03c0\u03cc\u03b4\u03b9\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2. \u0388\u03bb\u03bb\u03b5\u03b9\u03c8\u03b7 \u03b5\u03ba\u03c4\u03af\u03bc\u03b7\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03be\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2, \u03ad\u03bb\u03bb\u03b5\u03b9\u03c8\u03b7 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u0391\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u0391\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ad\u03c2, \u03ba\u03c5\u03c1\u03af\u03c9\u03c2 \u03cc\u03bc\u03c9\u03c2 \u03bf\u03b9 \u03b2\u03b1\u03b8\u03b9\u03ac \u03c1\u03b9\u03b6\u03c9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03ba\u03bb\u03b1\u03c3\u03c3\u03b9\u03ba\u03ad\u03c2 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03b9 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1\u03c2 \u03bc\u03b5 \u03b1\u03c0\u03bf\u03bc\u03bd\u03b7\u03bc\u03cc\u03bd\u03b5\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b1\u03bd\u03ac\u03bb\u03b7\u03c8\u03b7. \u039f\u03b9 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03cc\u03bc\u03bf\u03b9 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b4\u03bf\u03c5\u03bb\u03ad\u03c8\u03bf\u03c5\u03bd \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae, \u03cc\u03c0\u03c9\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03b3\u03af\u03bd\u03b5\u03b9 \u03c0\u03bf\u03bb\u03cd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03b7 \u0393\u03b1\u03bb\u03bb\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc 20 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-131 alignright\" src=\"http:\/\/sfak.org\/wordpress\/wordpress\/wp-content\/uploads\/2017\/08\/astronomer-300x266.jpg\" alt=\"\" width=\"300\" height=\"266\" srcset=\"https:\/\/sfak.org\/wp-content\/uploads\/2017\/08\/astronomer-300x266.jpg 300w, https:\/\/sfak.org\/wp-content\/uploads\/2017\/08\/astronomer-225x200.jpg 225w, https:\/\/sfak.org\/wp-content\/uploads\/2017\/08\/astronomer.jpg 400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p style=\"text-align: justify;\">\u03a5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03b9 \u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03c1\u03b1\u03c3\u03b9\u03c4\u03ad\u03c7\u03bd\u03b5\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03cc\u03bc\u03bf\u03c5\u03c2. \u039f \u03b1\u03c0\u03bb\u03bf\u03cd\u03c3\u03c4\u03b5\u03c1\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9: &#8220;\u03ba\u03ac\u03c0\u03bf\u03b9\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03ba\u03b1\u03bb\u03bb\u03b9\u03b5\u03c1\u03b3\u03b5\u03af \u03c3\u03b1\u03bd \u03c7\u03cc\u03bc\u03c0\u03b9&#8221;. \u039c\u03b5\u03b3\u03ac\u03bb\u03bf\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03b1\u03c4\u03cc\u03bc\u03c9\u03bd \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03c3\u03b5 \u03b1\u03c5\u03c4\u03cc\u03bd \u03c4\u03bf\u03bd \u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03ac\u03bd\u03b8\u03c1\u03c9\u03c0\u03bf\u03b9 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b2\u03ac\u03b6\u03bf\u03c5\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1, \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03bf\u03cd\u03bd \u03b4\u03b9\u03b1\u03bb\u03ad\u03be\u03b5\u03b9\u03c2 \u03ae \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bd \u03c4\u03b7\u03bb\u03b5\u03bf\u03c0\u03c4\u03b9\u03ba\u03ac \u03bd\u03c4\u03bf\u03ba\u03b9\u03bc\u03b1\u03bd\u03c4\u03ad\u03c1. \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c1\u03ad\u03c3\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03c4\u03b5\u03bd\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03bf\u03c5\u03c1\u03b1\u03bd\u03cc \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03b9\u03b4\u03b9\u03ba\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c7\u03ac\u03c1\u03c4\u03b5\u03c2 \u03bf\u03c5\u03c1\u03b1\u03bd\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bb\u03b5\u03c3\u03ba\u03cc\u03c0\u03b9\u03b1. O Williams (1988) \u03ad\u03c7\u03b5\u03b9 \u03c0\u03c1\u03bf\u03c4\u03b5\u03af\u03bd\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03cc \u03bf\u03c1\u03b9\u03c3\u03bc\u03cc &#8220;\u03ba\u03ac\u03c0\u03bf\u03b9\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1, \u03bc\u03b5 \u03b6\u03ae\u03bb\u03bf, \u03b1\u03bb\u03bb\u03ac \u03b4\u03b5\u03bd \u03c4\u03bf \u03ba\u03ac\u03bd\u03b5\u03b9 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03bc\u03b5\u03b9\u03c6\u03b8\u03b5\u03af&#8221;. \u03a4\u03ad\u03c4\u03bf\u03b9\u03bf\u03b9 \u03b1\u03bd\u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c4\u03bf\u03b9 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b5\u03b9\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03b7\u03bd \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1, \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ce\u03bd \u03b1\u03c3\u03c4\u03b5\u03c1\u03b9\u03ce\u03bd, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03ba\u03bf\u03bc\u03b7\u03c4\u03ce\u03bd, \u03b1\u03c3\u03c4\u03b5\u03c1\u03bf\u03b5\u03b9\u03b4\u03ce\u03bd, \u03bd\u03cc\u03b2\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03bf\u03c5\u03c0\u03b5\u03c1\u03bd\u03cc\u03b2\u03b1. \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b5\u03b9\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03b7\u03bd \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 (Percy 1997): \u03b1\u03c6\u03bf\u03cd \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03c1\u03b1\u03b4\u03b9\u03bf\u03c6\u03c9\u03bd\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bb\u03b5\u03bf\u03c0\u03c4\u03b9\u03ba\u03ac \u03c0\u03c1\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1, \u03b3\u03c1\u03ac\u03c6\u03bf\u03c5\u03bd \u03b2\u03b9\u03b2\u03bb\u03af\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03ba\u03cc\u03bc\u03b7 \u03ac\u03c1\u03b8\u03c1\u03b1 \u03c3\u03b5 \u03b5\u03c6\u03b7\u03bc\u03b5\u03c1\u03af\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03ac, \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03bc\u03b1\u03b8\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03af\u03bd\u03bf\u03c5\u03bd \u03b4\u03b9\u03b1\u03bb\u03ad\u03be\u03b5\u03b9\u03c2. \u0395\u03c0\u03af\u03c3\u03b7\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03b5\u03b8\u03b5\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ae \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b1 \u03a0\u03bb\u03b1\u03bd\u03b7\u03c4\u03ac\u03c1\u03b9\u03b1, \u03c3\u03c4\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ac \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03b4\u03b7\u03bc\u03cc\u03c3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03b7\u03c4\u03ae\u03c1\u03b9\u03b1, \u03b5\u03bd\u03ce \u03b4\u03b9\u03bf\u03c1\u03b3\u03b1\u03bd\u03ce\u03bd\u03bf\u03c5\u03bd \u03c3\u03c5\u03b3\u03ba\u03b5\u03bd\u03c4\u03c1\u03ce\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03b1\u03c3\u03c4\u03b5\u03c1\u03b9\u03ce\u03bd. \u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b5\u03b9\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7 \u03c3\u03c4\u03b7\u03bd \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1 \u03c3\u03c4\u03b1 \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03b1, \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c0\u03c1\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03b1\u03c5\u03c4\u03cc \u03c4\u03b7\u03c2 Astronomical Society of The Pacific, \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf ASTRO (\u0392ennett 1997).<\/p>\n<p style=\"text-align: justify;\">\u0391\u03bd \u03ba\u03ac\u03b8\u03b5 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03cc\u03bc\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c6\u03bf\u03b9\u03c4\u03b7\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03be\u03bf\u03b4\u03b5\u03cd\u03bf\u03c5\u03bd 2% \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03c3\u03c4\u03b7\u03bd \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7, \u03c4\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03b8\u03b1 \u03ae\u03c4\u03b1\u03bd \u03c0\u03b9\u03bf \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac. \u03a0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b8\u03c5\u03bc\u03b7\u03b8\u03bf\u03cd\u03bc\u03b5 \u03c0\u03c9\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03bf Fraknoi (1996) \u03b5\u03af\u03c7\u03b5 \u03c4\u03cc\u03c3\u03bf \u03b5\u03cd\u03c3\u03c4\u03bf\u03c7\u03b1 \u03c0\u03b5\u03b9, \u03b7 \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c7\u03ce\u03c1\u03b1 \u03c3\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ac \u03ac\u03bb\u03bb\u03b1 \u03bc\u03ad\u03c1\u03b7 \u03b5\u03ba\u03c4\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03af\u03b8\u03bf\u03c5\u03c3\u03b1\u03c2 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1\u03c2: \u03c3\u03c4\u03b7\u03bd \u03c4\u03b7\u03bb\u03b5\u03cc\u03c1\u03b1\u03c3\u03b7, \u03c4\u03bf \u03c1\u03b1\u03b4\u03b9\u03cc\u03c6\u03c9\u03bd\u03bf, \u03c3\u03c4\u03b9\u03c2 \u03b5\u03c6\u03b7\u03bc\u03b5\u03c1\u03af\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03ac, \u03c3\u03c4\u03b1 \u03c0\u03bb\u03b1\u03bd\u03b7\u03c4\u03ac\u03c1\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ac \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1, \u03c3\u03b5 \u03ba\u03bb\u03b1\u03bc\u03c0 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b9\u03c2 \u03c3\u03c5\u03b3\u03ba\u03b5\u03bd\u03c4\u03c1\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03ad\u03bd\u03b1\u03c3\u03c4\u03c1\u03bf\u03c5 \u03bf\u03c5\u03c1\u03b1\u03bd\u03bf\u03cd \u03c0\u03bf\u03c5 \u03b1\u03c5\u03c4\u03ac \u03b4\u03b9\u03bf\u03c1\u03b3\u03b1\u03bd\u03ce\u03bd\u03bf\u03c5\u03bd, \u03c3\u03b5 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03bd\u03ad\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c3\u03c4\u03bf Internet. \u03a4\u03b1 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03b5\u03c0\u03af\u03c3\u03b7\u03bc\u03b7\u03c2 \u03b5\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03bf\u03c5\u03bd \u03c4\u03cc\u03c3\u03bf \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03cc\u03c3\u03bf \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b5\u03c5\u03c1\u03cd\u03c4\u03b5\u03c1\u03bf \u03ba\u03bf\u03b9\u03bd\u03cc.<\/p>\n<p style=\"text-align: right;\">\u03b5\u03c0\u03b9\u03bb\u03b5\u03b3\u03bc\u03ad\u03bd\u03b1 \u03b1\u03c0\u03bf\u03c3\u03c0\u03ac\u03c3\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03bf\u03bc\u03b9\u03bb\u03af\u03b1 \u03c4\u03bf\u03c5<br \/>\nJohn R. Percy<br \/>\nErindale Campus, University of Toronto<br \/>\nMississauga ON Canada L5L 1 C6<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>\u0397 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c4\u03b5\u03bd\u03ac \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03b7 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03b4\u03bf\u03c7\u03ae \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1. \u0391\u03c5\u03c4\u03cc \u03cc\u03bc\u03c9\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae <a class=\"mh-excerpt-more\" href=\"https:\/\/sfak.org\/?p=130\" title=\"\u0397 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u0391\u03c3\u03c4\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ce\u03bd &#8220;\u03c0\u03b1\u03c1\u03b1\u03b8\u03cd\u03c1\u03c9\u03bd&#8221;  \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03a0\u03bf\u03bb\u03b9\u03c4\u03b9\u03c3\u03bc\u03cc\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,26],"tags":[9,10],"_links":{"self":[{"href":"https:\/\/sfak.org\/index.php?rest_route=\/wp\/v2\/posts\/130"}],"collection":[{"href":"https:\/\/sfak.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sfak.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sfak.org\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/sfak.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=130"}],"version-history":[{"count":5,"href":"https:\/\/sfak.org\/index.php?rest_route=\/wp\/v2\/posts\/130\/revisions"}],"predecessor-version":[{"id":137,"href":"https:\/\/sfak.org\/index.php?rest_route=\/wp\/v2\/posts\/130\/revisions\/137"}],"wp:attachment":[{"href":"https:\/\/sfak.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sfak.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sfak.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}