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Abstract of article
Astronomicheskii zhurnal

 -  2009, S. 148-157 Help

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Dinamicheskoe issledovanie 12 shirokikh vizual'no-dvoinykh zvezd
A. A. Kiselev, L. G. Romanenko, O. A. Kalinichenko
Glavnaya astronomicheskaya observatoriya Rossiiskoi akademii nauk, S.-Peterburg, Rossiya

Postupila v redaktsiyu 10.09.2007 g.
Posle dorabotki 18.01.2008 g.

Vpervye vypolneno dinamicheskoe issledovanie otnositel'nykh dvizhenii komponent 12 shirokikh dvoinykh zvezd, a imenno: ADS 497, ADS 2427 (GL 130.1), ADS 3593, ADS 5436, ADS 6646, ADS 6783, ADS 9559 (d  Voo), ADS 10329, ADS 10759 (y  Dra), ADS 14878, ADS 15229 i ADS 16558. Nablyudatel'noi osnovoi yavlyayutsya ryady fotograficheskikh nablyudenii na 26-dyuimovom refraktore v Pulkovskoi observatorii, dopolnennye dannymi iz kataloga WDS, luchevymi skorostyami komponent i parallaksami, poluchennymi po nablyudeniyam na sputnike HIPPARCOS. Primenen metod parametrov vidimogo dvizheniya, pozvolyayushchii opredelit' orbitu i massu dvoinoi zvezdy iz nablyudenii na korotkoi duge poryadka 5o-10o  . Uverenno opredeleny orbity i massy 6 zvezd s periodami obrashcheniya ot 500 do 20000 let. Dlya 5 zvezd polucheny veroyatnye orbity s periodami ot 2000 do 100000 let i otsenki mass. U dvukh zvezd — ADS 497 i ADS 10329 — izbytki mass v sistemakh sostavlyayut sootvetstvenno 1 i 3 Mo .   otnositel'no ozhidaemykh mass soglasno zakonomernosti “massa–svetimost'”. V trekh sluchayakh, dlya ADS 3593, ADS 14878 i ADS 16558, poluchennye otsenki summ mass komponent sostavlyayut sootvetstvenno 46, 25 i 7300 Mo .   , esli znacheniya parallaksov verny. V orbital'nom dvizhenii sistemy ADS 10759 vyyavleno vozmushchenie s amplitudoi 0.3|''  i periodom 40 let, chto mozhno ob"yasnit' nalichiem nevidimogo sputnika s massoi poryadka 0.4 Mo .   . Dlya vsekh 12 dvoinykh zvezd opredelena orientatsiya orbit v galakticheskoi sisteme koordinat. Ploskosti bol'shinstva poluchennykh orbit kruto nakloneny k ploskosti Galaktiki, kak eto bylo otmecheno v predydushchikh rabotakh.

PACS: 97.80.Di

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PII: S0004629909020042

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