PWs fotografisches Doppelstern Projekt / PWs Photographic Doublestar Project

13-Theta Cyg

13-Theta Cyg


WDS19364+5013
RA19 36 26
Dec+50 13 16
Sternbild/ConstellationCyg, Cygnus / Schwan / Swan      Foto/Photo 13-Theta Cyg
Bmkg./Note-



Komponenten
Components
Abstand "
Separation "
Mag 1 Mag 2 Positionswinkel
Position angle
AB
AC
AD
CD
2,9
48,4
82,1
90,7
4,48
4,6
4,6
10,6
12,9
10,6
8,5
8,5
60
182
40
14



WDS notes: BU 1131 Theta Cyg. Young and Farnsworth (Astron. J. 35, 180; 1924) suggested that a faint companion 2' west was physical. Bidelman (Pub. Astron. Soc. Pacific 92, 345; 1980) confirms that the spectral type, M2/3 is consis- tant with this suggestion. */* STT 591 May


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