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  GSC 02699-00921  
000-BLV-702 (24 observations)  
Cygnus Sequence
20 44 55.19 +37 09 29.2  (311.22996 +37.15811) Search nearby
B1950.0 20 42 59.55 +36 58 32.0
Proper motion
RA: 3.9 +/- 2.2 mas/yDec: -4.7 +/- 2.3 mas/ySource: UCAC4
Galactic coord. 78.297 -3.533
Other names

(Internal only)
2MASS J20445517+3709289 IRAS 20430+3658A TYC 2699-921-1
VES 237    
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Variability type
Spectral type em
Mag. range
11.55 V (0.4)clear
Discoverer David Conner
05 Oct 2014 (HJD 2456936.0) Ephemeris
Outburst --
Period 37.3 d
Rise/eclipse dur. --
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1 Conner, David S Spectral type from Catalogue of Stellar Spectral Classifications (Skiff, 2009-2014).
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1 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2014) 2014yCat....102023S
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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 = 4.95H = 4.30K = 3.77J - K = 1.18
AllWISE W1 = 3.62W2 = 3.44W3 = 3.48W4 = 3.27W1 - W2 = 0.17W3 - W4 = 0.21
APASS-DR9 B = 13.29V = 11.49g' = 12.31r' = 10.61i' = 8.37B - V = 1.79
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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1 GSC 02699-00921 light curve, phase diagram and suggested period Conner, David S 2016-01-18 18:05 UTC Light curve and phase diagram of GSC 02699-00921 derived from 82 unfiltered images taken with the Bradford Robotic Telescope between 2012 July 26 and 2014 December 24. A best fit period of 37.3 days is suggested.
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Revision History
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1 Conner, David S 2016-01-18 18:27 UTC Initial submission.