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Name
  NSV 24780  
AAVSO UID
000-BCG-730 (712 observations)  
Constellation
Cygnus Sequence
J2000.0
19 25 49.57 +50 51 06.3  (291.45654 +50.85175) Search nearby
B1950.0 19 24 32.18 +50 45 03.6
Proper motion
RA: -0.055 +/- 0.034 mas/yDec: -25.442 +/- 0.035 mas/ySource: Gaia DR1
Galactic coord. 82.523 +15.642
Other names

(Internal only)
AAVSO 1921+50 B BD+50 2791 GSC 03555-00686
HD 183203 HIP 95524 IRAS 19245+5045
KIC 12208512 PPM 37394 SAO 31649
TYC 3555-686-1    
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Variability type
LB
Spectral type M2
Mag. range
7.32 - 7.39 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team Comparison star 7.2 for CH Cyg. Hp = 7.42 - 7.48 [The Hipparcos and Tycho Catalogues, Vol.11 and Vol.17, CD-ROM No.1, SP-1200, ESA, 1997.].
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References
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1 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
2 C.Romoli, C.Pezzarossa, Coelum 42, Nos.3-4, 84, 1974. --
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 4.32H = 3.34K = 3.00J - K = 1.31
AllWISE W2 = 2.81W3 = 2.92W4 = 2.81W3 - W4 = 0.11
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2018-06-30 03:45 UTC Type and range from HIPPARCOS and Tycho data. Gaia DR2 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.

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