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Re[3]: Astronomiya i Internet
28.10.2007 0:08 | M. Yu. Yakimov
A takzhe http://www.astronet.ru/db/msg/1224119
- Re: Astronomiya i Internet
(Mr. Strygool,
27.10.2007 20:58, 1.7 KBait, otvetov: 3)
V nebe vspyhnula kometa Holmsa
26.10.2007 15:57 | Nezavisimaya gazetaZa dvoe sutok yarkost' komety vozrosla v 400 tysyach raz
Kometa Holmsa (17P/Holmes) predstala pered zemlyanami vo vsem svoem bleske, vspyhnuv tak, chto ee mozhno videt' nevooruzhennym glazom. Obychnaya yarkost' etogo nebesnogo tela sootvetstvuet 17-i zvezdnoi velichine. Na nastoyashii moment kometa siyaet, kak Polyarnaya zvezda. Nablyudat' nebesnuyu strannicu mozhno v severnom polusharii v raione sozvezdiya Perseya bez teleskopa eshe v techenie nedeli. Vspyshka na komete Holmsa proizoshla v to vremya, kogda ona udalilas' ot Solnca na rasstoyanie primerno v 360 mln. km.
Kometa byla otkryta Edvinom Holmsom 6 noyabrya 1892 goda v hode regulyarnyh nablyudenii za galaktikoi M 31 v sozvezdii Andromedy. Pozzhe ego nablyudeniya byli podtverzhdeny Edvardom Monderom iz Korolevskoi observatorii v Grinviche i drugimi astronomami. Nezavisimo ot nih, kometu obnaruzhili Tomas Anderson i Dzhon Devidson. Vpervye ellipticheskuyu orbitu komety vychislili Henrik Kreits i Dzhordzh Sirli. Orbital'nyi period komety sostavlyaet 6,9 goda. Poyavlenie komety Holmsa zaregistrirovano 10 raz, a s momenta otkrytiya nebesnoe telo sovershilo 17 oborotov. Posle 1906 goda kometa "poteryalas'", poetomu nekotorye prohody ne byli zaregistrirovany.Pokakoi vetke pro takoe posprashat', mozhet pochitat'? - Re[2]: Astronomiya i Internet (M. Yu. Yakimov, 28.10.2007 0:05, 136 Bait, otvetov: 2) http://www.astronet.ru/db/msg/1224089-na etom saite, tam i naidete ssylki.
- Re[3]: Astronomiya i Internet (M. Yu. Yakimov, 28.10.2007 0:08, 107 Bait) A takzhe http://www.astronet.ru/db/msg/1224119
- >> Re[3]: Astronomiya i Internet (M. Yu. Yakimov, 28.10.2007 0:08, 107 Bait) A takzhe http://www.astronet.ru/db/msg/1224119