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Name
  NSV 12981  
AAVSO UID
000-BCL-168 (10 observations)  
Constellation
Cygnus Sequence
J2000.0
20 16 55.30 +40 21 54.0  (304.23042 +40.36500) Search nearby
B1950.0 20 15 08.53 +40 12 33.4
Galactic coord. 77.667 +2.763
Other names

(Internal only)
AAVSO 2013+40 ADS 13640 A BD+39 4114
HD 193092 HIP 99968 HR 7759
IRC +40401 RAFGL 2544 SAO 49410
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Variability type --
Spectral type K4
Mag. range
5.20 - 5.37 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team ADS 13640A (B 12.5, 12".6, 64deg, 1924); K4IIab-IIb. Espin. Var? [F.Kepinski, IAU Circ No.626, 1936.].
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References
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1 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
2 E.Zinner, Erg AN 8, No.1, 1929. --
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Supporting Documents
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Revision History
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2 Admin, VSX 2013-05-03 23:36 UTC Update from [2002MNRAS.331...45K].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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