{"id":2859,"date":"2019-05-22T11:51:21","date_gmt":"2019-05-22T08:51:21","guid":{"rendered":"https:\/\/www.e-astronomer.com\/?p=2859"},"modified":"2019-05-22T16:17:35","modified_gmt":"2019-05-22T13:17:35","slug":"%cf%86%cf%89%cf%84%ce%bf%ce%b3%cf%81%ce%b1%cf%86%ce%af%ce%b6%ce%bf%ce%bd%cf%84%ce%b1%cf%82-%cf%83%cf%84%ce%b7%ce%bd-%cf%80%ce%b5%cf%81%ce%b9%ce%bf%cf%87%ce%ae-%cf%84%ce%bf%cf%85-%ce%bc%ce%b5%ce%b8","status":"publish","type":"post","link":"https:\/\/www.e-astronomer.com\/?p=2859&lang=el","title":{"rendered":"\u03a6\u03c9\u03c4\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae \u03c4\u03bf\u03c5 \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 890 nm"},"content":{"rendered":"\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u03a4\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 (CH4) \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03bf\u03c0\u03bf\u03af\u03bf\u03c5 \u03b7 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 <\/span><span lang=\"el-GR\">\u03c4\u03bf\u03c5 <\/span><span lang=\"el-GR\"> \u03b5\u03c0\u03b9\u03ba\u03b5\u03bd\u03c4\u03c1\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b6\u03ce\u03bd\u03b5\u03c2 \u03b1\u03c0\u03bf\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 <\/span><span lang=\"el-GR\">\u03c3\u03c4\u03bf \u03b5\u03b3\u03b3\u03cd\u03c2 \u03c5\u03c0\u03ad\u03c1\u03c5\u03b8\u03c1\u03bf <\/span><span lang=\"el-GR\">\u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 <\/span><span lang=\"el-GR\">\u03c3\u03c4\u03b1 890 nm.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd <\/span><span lang=\"el-GR\">\u03c3\u03c4\u03b7\u03bd \u03c0\u03bb\u03b1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03ae <\/span><span lang=\"el-GR\">\u03b5\u03c0\u03b5\u03b9\u03b4\u03ae, \u03c3\u03b5 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c3\u03b7 \u03bc\u03b5 <\/span><span lang=\"el-GR\">\u03cc\u03bb\u03b1 \u03c4\u03b1 \u03ac\u03bb\u03bb\u03b1 \u03c6\u03af\u03bb\u03c4\u03c1\u03b1<\/span><span lang=\"el-GR\">, \u03b4\u03b5\u03bd \u03b1\u03c0\u03bf\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03b9 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03c7\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 (albedo) <\/span><span lang=\"el-GR\">\u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03bd\u03b7\u03c4\u03ce\u03bd<\/span><span lang=\"el-GR\">, \u03b1\u03bb\u03bb\u03ac \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba<\/span><span lang=\"el-GR\">\u03ac<\/span> <span lang=\"el-GR\">\u03bc\u03b5 \u03c4\u03bf <\/span><span lang=\"el-GR\">\u03c5\u03c8\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03c4\u03c9\u03bd <\/span><span lang=\"el-GR\">\u03bd\u03b5\u03c6\u03ce\u03bd \u03c4\u03bf\u03c5\u03c2, \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b1\u03ad\u03c1\u03b9\u03c9\u03bd \u03b3\u03b9\u03b3\u03ac\u03bd\u03c4\u03c9\u03bd \u03cc\u03c0\u03c9\u03c2 \u03bf \u0394\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03bf \u039a\u03c1\u03cc\u03bd\u03bf\u03c2. <\/span><span lang=\"el-GR\">\u0397 \u03c0\u03bf\u03bb\u03cd \u03bc\u03b9\u03ba\u03c1\u03ae \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c6\u03c9\u03c4\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03bd\u03ac\u03b5\u03b9 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03cc \u03ba\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ae \u03c4\u03b7\u03c2 \u03c6\u03c9\u03c4\u03bf\u03b3\u03c1\u03ac\u03c6\u03b9\u03c3\u03b7\u03c2 \u03c0\u03bf\u03bb\u03cd \u03b4\u03cd\u03c3\u03ba\u03bf\u03bb\u03ae.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\"><strong>\u03a0\u03bf\u03b9\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5;<\/strong><br><br>\u0395\u03ac\u03bd \u03b4\u03b5\u03bd \u03b5\u03af\u03c3\u03c4\u03b5 \u03b1\u03ba\u03cc\u03bc\u03b1 \u03b5\u03be\u03bf\u03c0\u03bb\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03b9 <\/span><span lang=\"el-GR\">\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03ad\u03c4\u03bf\u03b9\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf <\/span><span lang=\"el-GR\">, <\/span><span lang=\"el-GR\">\u03ba\u03b1\u03b9 <\/span><span lang=\"el-GR\">\u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 , <\/span><span lang=\"el-GR\">\u03b1\u03c5\u03c4\u03cc<\/span><span lang=\"el-GR\"> (\u03bc\u03b5 \u03c4\u03b7 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03bc\u03c0\u03ac\u03bd\u03c4\u03b1) <\/span><span lang=\"el-GR\">\u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b7 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae. <\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u03a3\u03c4\u03b7\u03bd \u03b1\u03b3\u03bf\u03c1\u03ac \u03c4\u03bf \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 \u03b1\u03c5\u03c4\u03ae\u03bd \u03c4\u03b7\u03bd \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03b8\u03b5\u03c9\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf CH4 IDAS (15nm) (\u03b1\u03c0\u03cc \u03c4\u03b7\u03bd Astro Hutech in the USA). \u039c\u03b5\u03b9\u03bf\u03bd\u03ad\u03ba\u03c4\u03b7\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ae \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03be\u03b5\u03c0\u03b5\u03c1\u03ac\u03c3\u03b5\u03b9 \u03c4\u03b1 300 \u20ac.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0397 \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7 \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf CH4 \u03c4\u03b7\u03c2 Baader (8nm) \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ac \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c4\u03b9\u03bc\u03ae, \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 \u03c3\u03c4\u03b1 175 \u20ac<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0397 \u03c7\u03b1\u03bc\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ae \u03bb\u03cd\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf CH4 \u03c4\u03b7\u03c2 ZWO, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03ba\u03c5\u03bc\u03b1\u03af\u03bd\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b9\u03bc\u03ae \u03c4\u03c9\u03bd 100 \u20ac<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><strong><span lang=\"el-GR\">\u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf \u03c3\u03c9\u03c3\u03c4\u03cc <\/span><span lang=\"el-GR\">(<\/span><span lang=\"en-US\">Sampling<\/span><span lang=\"el-GR\">)<\/span><\/strong><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0397 \u03b4\u03c5\u03c3\u03ba\u03bf\u03bb\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ae\u03c2 \u03b1\u03c0\u03b5\u03b9\u03ba\u03cc\u03bd\u03b9\u03c3\u03b7\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae \u03c4\u03bf\u03c5 \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03b1\u03bd\u03b1\u03b3\u03ba\u03ac\u03b6\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03c2 \u03c3\u03cd\u03bd\u03b7\u03b8\u03b5\u03c2 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03c3\u03b1\u03bc\u03b5 \u03c9\u03c2 \u03c4\u03ce\u03c1\u03b1.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u039f \u03c3\u03c4\u03cc\u03c7\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b7\u03b8\u03b5\u03af \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03ad\u03ba\u03b8\u03b5\u03c3\u03b7\u03c2 \u03ba\u03ac\u03c4\u03c9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf\u03bb\u03b5\u03c0\u03c4\u03bf, \u03ba\u03b1\u03b9 \u03b1\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03bd \u03ba\u03ac\u03c4\u03c9 \u03b1\u03c0\u03cc \u03bc\u03b9\u03c3\u03cc \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03cc\u03bb\u03b5\u03c0\u03c4\u03bf. \u0393\u03b9\u03b1 \u03b1\u03c5\u03c4\u03cc \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03c4\u03b5 \u03c4\u03bf \u201cSampling\u201d \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03c6\u03af\u03bb\u03c4\u03c1\u03bf\u03c5 \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03b5\u03c4\u03b5 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03b9. <\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0388\u03c7\u03b5\u03c4\u03b5 \u03b4\u03cd\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf\u03c5\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c4\u03bf \u03ba\u03ac\u03bd\u03b5\u03c4\u03b5 \u03b1\u03c5\u03c4\u03cc: <\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li>\n<p align=\"left\">&nbsp;<span lang=\"el-GR\">\u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03bc\u03b5\u03b9\u03ce\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b5\u03c3\u03c4\u03b9\u03b1\u03ba\u03ae \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 <\/span><span lang=\"el-GR\">\u03c4\u03bf\u03c5 \u03c4\u03b7\u03bb\u03b5\u03c3\u03ba\u03bf\u03c0\u03af\u03bf\u03c5 \u03c3\u03b1\u03c2 <\/span><span lang=\"el-GR\"> (\u03bc\u03b5 <\/span><span lang=\"el-GR\">\u03ad\u03bd\u03b1\u03bd <\/span><span lang=\"el-GR\">\u03ac\u03bb\u03bb\u03bf \u03c6\u03b1\u03ba\u03cc barlow \u03ae \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03ba\u03cd\u03c1\u03b9\u03b1 \u03b5\u03c3\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 \u03bf\u03c1\u03b3\u03ac\u03bd\u03bf\u03c5 <\/span><span lang=\"el-GR\">\u03c3\u03b1\u03c2<\/span><span lang=\"el-GR\">)<\/span><\/p>\n<\/li>\n<li>\n<p align=\"left\"><span lang=\"el-GR\">\u0389 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03bf \u03af\u03b4\u03b9\u03bf \u03b5\u03c3\u03c4\u03b9\u03b1\u03ba\u03cc \u03bc\u03ae\u03ba\u03bf\u03c2, \u03b1\u03bb\u03bb\u03ac <\/span><span lang=\"el-GR\">\u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2<\/span><span lang=\"el-GR\"> \u03c4\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 binning \u03c4\u03b7\u03c2 \u03ba\u03ac\u03bc\u03b5\u03c1\u03b1\u03c2.<\/span><\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u039c\u03b7\u03bd \u03c6\u03bf\u03b2\u03cc\u03c3\u03b1\u03c3\u03c4\u03b5 \u03b1\u03bd \u03b8\u03b1 \u03c7\u03ac\u03c3\u03b5\u03c4\u03b5 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae\u03c2 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1\u03c2, \u03b3\u03b9\u03b1\u03c4\u03af \u03b7 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae \u03c4\u03bf\u03c5 \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b2\u03b1\u03b8\u03b9\u03ac \u03bc\u03ad\u03c3\u03b1 \u03c3\u03c4\u03bf \u03b5\u03b3\u03b3\u03cd\u03c2 \u03c5\u03c0\u03ad\u03c1\u03c5\u03b8\u03c1\u03bf (\u03c3\u03c7\u03b5\u03b4\u03cc\u03bd \u03ba\u03bf\u03bd\u03c4\u03ac \u03c3\u03c4\u03bf \u03c4\u03ad\u03bb\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03b5\u03c5\u03b1\u03b9\u03c3\u03b8\u03b7\u03c3\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 CCD) \u03cc\u03c0\u03bf\u03c5 \u03b5\u03ba\u03b5\u03af \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b1\u03bd\u03b1\u03b3\u03ba\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03b7 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c4\u03b7\u03bb\u03b5\u03c3\u03ba\u03bf\u03c0\u03af\u03bf\u03c5 \u03c3\u03b1\u03c2.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0397 \u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b9\u03ba\u03ae \u03bc\u03bf\u03c5 \u03c3\u03c5\u03bc\u03b2\u03bf\u03c5\u03bb\u03ae \u03b8\u03b1 \u03ae\u03c4\u03b1\u03bd \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae<\/span><span lang=\"el-GR\">\u03c3\u03b5\u03c4\u03b5<\/span><span lang=\"el-GR\"> \u03c4<\/span><span lang=\"el-GR\">\u03bf \u03af\u03b4\u03b9\u03bf \u201cimaging train\u201d<\/span><span lang=\"el-GR\">, \u03cc\u03c0\u03c9\u03c2 \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2, \u03b1\u03bb\u03bb\u03ac \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3<\/span><span lang=\"el-GR\">\u03b5\u03c4\u03b5<\/span><span lang=\"el-GR\"> \u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03b5\u03c1\u03b1 \u03c3<\/span><span lang=\"el-GR\">\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u201cBinning\u201d<\/span><span lang=\"el-GR\">. \u0391\u03c5\u03c4\u03cc \u03b8\u03b1 <\/span><span lang=\"el-GR\">\u03c3\u03b1\u03c2 <\/span><span lang=\"el-GR\">\u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03ae\u03c3\u03b5\u03b9 \u03c7\u03ce\u03c1\u03bf \u03c3\u03c4\u03bf \u03b4\u03af\u03c3\u03ba\u03bf, <\/span><span lang=\"el-GR\">\u03ba\u03b1\u03b9 \u03bc\u03b5\u03b9\u03c9\u03bc\u03ad\u03bd\u03bf <\/span><span lang=\"el-GR\">\u03c7\u03c1\u03cc\u03bd\u03bf \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03c7\u03c1\u03b5\u03b9\u03b1\u03c3\u03c4\u03b5\u03af \u03bd\u03b1 <\/span><span lang=\"el-GR\">\u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03c4\u03b5 \u03c4\u03bf setup \u03c3\u03b1\u03c2.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0394\u03bf\u03ba\u03b9\u03bc\u03ac\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c0\u03ac\u03c1\u03b5\u03c4\u03b5 \u03b5\u03ba\u03b8\u03ad\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c0\u03cc 0,5 \u03ad\u03c9\u03c2 0,7 ms. <\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><strong><span lang=\"el-GR\">\u03a0\u03ac\u03c1\u03c4\u03b5 Dark Frame<\/span><span lang=\"el-GR\">s:<\/span><\/strong><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u039c\u03b5 \u03b5\u03ba\u03b8\u03ad\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ce\u03bd \u03b5\u03ba\u03b1\u03c4\u03bf\u03bd\u03c4\u03ac\u03b4\u03c9\u03bd \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03bb\u03ad\u03c0\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c5\u03c8\u03b7\u03bb\u03bf\u03cd \u201cgain\u201d, \u03b7 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 \u03b8\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03b5\u03b9 \u03b8\u03cc\u03c1\u03c5\u03b2\u03bf&nbsp; \u201cHot pixels\u201d \u03ba\u03c4\u03bb, \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03c1\u03b1\u03c4\u03ac \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 , \u03b1\u03bd \u03b4\u03b5\u03bd \u03c4\u03b1 \u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03b5\u03c4\u03b5 \u03bc\u03b5 \u03ad\u03bd\u03b1 \u201cDark Frame\u201d \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03c0\u03ac\u03c1\u03b5\u03c4\u03b5 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b3\u03bd\u03c9\u03c3\u03c4\u03ae \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u03a3\u03c4\u03bf \u03c4\u03ad\u03bb\u03bf\u03c2 <\/span><span lang=\"el-GR\">\u03ba\u03ac\u03b8\u03b5<\/span><span lang=\"el-GR\"> \u03b2\u03af\u03bd\u03c4\u03b5\u03bf CH4 <\/span><span lang=\"el-GR\">\u03c0\u03c7 \u03c3\u03c4\u03bf\u03bd \u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b7 \u0394\u03af\u03b1<\/span><span lang=\"el-GR\">, \u03b1\u03c0\u03bb\u03ac \u03ba\u03bb\u03b5\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf <\/span><span lang=\"el-GR\">\u03ba\u03b1\u03c0\u03ac\u03ba\u03b9 \u03c4\u03bf\u03c5 \u03c4\u03b7\u03bb\u03b5\u03c3\u03ba\u03bf\u03c0\u03af\u03bf\u03c5 \u03c3\u03b1\u03c2<\/span><span lang=\"el-GR\"> \u03ba\u03b1\u03b9 \u03be\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03ac\u03bb\u03bb\u03bf \u03b2\u03af\u03bd\u03c4\u03b5\u03bf \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03af\u03b4\u03b9\u03b5\u03c2 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5\u03c2, \u03b1\u03bb\u03bb\u03ac&nbsp; \u03bc\u03b5 \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 200 \u201c<\/span><span lang=\"el-GR\">raw frames<\/span><span lang=\"el-GR\">\u201d.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 &#8220;<\/span><span lang=\"el-GR\">Create Dark Frame<\/span><span lang=\"el-GR\">&#8221; \u03c4\u03bf\u03c5 Registax <\/span><span lang=\"el-GR\">\u03ae \u03c4\u03bf\u03c5 Firecapture <\/span><span lang=\"el-GR\"> \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03b8\u03b7\u03ba\u03b5\u03cd\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1. <\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u03a0\u03c1\u03bf\u03c3<\/span><span lang=\"el-GR\">\u03bf\u03c7\u03ae:<\/span><span lang=\"el-GR\"> \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03cc\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7 \u03c6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4<\/span><span lang=\"el-GR\">\u03bf\u03c5<\/span><span lang=\"el-GR\"> \u201c<\/span><span lang=\"el-GR\">Dark Frame<\/span><span lang=\"el-GR\">\u201d \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c6\u03cd\u03b3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd \u03c3\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c4\u03bf\u03bd \u03af\u03b4\u03b9\u03bf \u03c4\u03bf\u03bd \u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b7.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><strong><span lang=\"el-GR\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf WinJupos:<\/span><\/strong><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u039c\u03b5 \u03c4\u03b7\u03bd \u03b2\u03bf\u03ae\u03b8\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03bf\u03c5 \u201cDe-Rotation\u201d \u03c4\u03bf\u03c5 WinJupos \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03ad\u03c3\u03b5\u03c4\u03b5 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03c3\u03b5\u03c4\u03b5 2000+ \u03ba\u03b1\u03c1\u03ad \u03b1\u03c0\u03cc \u03c0\u03bf\u03bb\u03bb\u03ac \u03b2\u03af\u03bd\u03c4\u03b5\u03bf , \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ad\u03c7\u03b5\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 \u03bc\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b7 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b1 \u03b1\u03c0\u0384\u03bf\u03c4\u03b9 \u03b8\u03b1 \u03b5\u03af\u03c7\u03b1\u03c4\u03b5 \u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03c3\u03b1\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03bc\u03cc\u03bd\u03bf \u03b2\u03af\u03bd\u03c4\u03b5\u03bf. \u03a4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03ba\u03c0\u03bb\u03b7\u03ba\u03c4\u03b9\u03ba\u03cc!<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u0398\u03b1 \u03c3\u03b1\u03c2 \u03c3\u03c5\u03bd\u03b9\u03c3\u03c4\u03bf\u03cd\u03c3\u03b1 \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03c4\u03bf\u03c5 CH4 \u03b2\u03af\u03bd\u03c4\u03b5\u03bf \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf\u03c2 \u03b1\u03c0\u03cc 10 \u03bb\u03b5\u03c0\u03c4\u03ac \u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03bf\u03cd\u03c2 \u03b5\u03c1\u03b1\u03c3\u03b9\u03c4\u03ad\u03c7\u03bd\u03b5\u03c2 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03ba\u03b1\u03bb\u03ac \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03ba\u03b1\u03b9 30 \u03bb\u03b5\u03c0\u03c4\u03ac.<\/span><\/p>\n<p style=\"text-align: justify;\" align=\"left\"><span lang=\"el-GR\">\u038c\u03c3\u03bf \u03b3\u03b9\u03b1 \u03c4\u03bf \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae\u03c2 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03c0\u03ac\u03bd\u03c4\u03b1 \u03bd\u03b1 \u03c4\u03bf \u03bc\u03b5\u03b3\u03b1\u03bb\u03ce\u03c3\u03b5\u03c4\u03b5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u201cResize\u201d \u03c4\u03bf\u03c5 \u201cRegistax\u201d \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03bd \u03b1\u03bb\u03b3\u03cc\u03c1\u03b9\u03b8\u03bc\u03bf \u201cSpline\u201d <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u03a4\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03bc\u03b5\u03b8\u03b1\u03bd\u03af\u03bf\u03c5 (CH4) \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03bf\u03c0\u03bf\u03af\u03bf\u03c5 \u03b7 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b5\u03c0\u03b9\u03ba\u03b5\u03bd\u03c4\u03c1\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b6\u03ce\u03bd\u03b5\u03c2 \u03b1\u03c0\u03bf\u03c1\u03c1\u03cc\u03c6\u03b7\u03c3\u03b7\u03c2 \u03c3\u03c4\u03bf \u03b5\u03b3\u03b3\u03cd\u03c2 \u03c5\u03c0\u03ad\u03c1\u03c5\u03b8\u03c1\u03bf \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 \u03c3\u03c4\u03b1 890 nm. \u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03c6\u03af\u03bb\u03c4\u03c1\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03c3\u03c4\u03b7\u03bd \u03c0\u03bb\u03b1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03ae \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae, \u03c3\u03b5 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c3\u03b7 \u03bc\u03b5 \u03cc\u03bb\u03b1 \u03c4\u03b1 \u03ac\u03bb\u03bb\u03b1 \u03c6\u03af\u03bb\u03c4\u03c1\u03b1, \u03b4\u03b5\u03bd \u03b1\u03c0\u03bf\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03b9 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03c7\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 (albedo) \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03bd\u03b7\u03c4\u03ce\u03bd, &hellip; <\/p>\n","protected":false},"author":6,"featured_media":2878,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"footnotes":""},"categories":[234],"tags":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.e-astronomer.com\/wp-content\/uploads\/2019\/05\/Jupiter-CH4-1.jpg","jetpack_shortlink":"https:\/\/wp.me\/paIt6s-K7","_links":{"self":[{"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/posts\/2859"}],"collection":[{"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2859"}],"version-history":[{"count":10,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/posts\/2859\/revisions"}],"predecessor-version":[{"id":2877,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/posts\/2859\/revisions\/2877"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=\/wp\/v2\/media\/2878"}],"wp:attachment":[{"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.e-astronomer.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}