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Latest Details
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Name
  V0453 Cyg  
AAVSO UID
000-BDN-494 (2034 observations)  
Constellation
Cygnus Sequence
J2000.0
20 06 34.97 +35 44 26.3  (301.64571 +35.74064) Search nearby
B1950.0 20 04 42.19 +35 35 44.3
Proper motion
RA: -3.097 +/- 0.516 mas/yDec: -7.183 +/- 0.463 mas/ySource: Gaia DR1
Galactic coord. 72.680 +1.932
Other names

(Internal only)
AN 65.1939 BD+35 3964 HD 227696
IOMC 2683000032 SAO 69422  
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Variability type
EA/D
Spectral type B0.5IV:+B1V:
Mag. range
8.29 - 8.72 V
Discoverer --
Epoch
22 Nov 1965 (HJD 2439087.274) Ephemeris
Outburst --
Period 3.8898168 d
Rise/eclipse dur. 15%  (14.003 h)
Remarks
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1 GCVS Team In the region of the open cluster NGC 6871. Min II 8.68; d = 0.03P; Min II - Min I = 0.5077P. [A.A.Wachmann, AsAp 34, 317, 1974.]. According to [A.A.Wachmann, AsAp 34, 317, 1974.] there is apsidal motion with P = 71 years.
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References
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1 C. Lloyd, 2018, Summer Eclipsing Binaries BAA-VSS Circular #176, 2018
2 Bob Nelson's O-C files, 2016 --
3 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
4 A.Alksnis, A.Bogdanovich, Vilnyus Byull. N37, 3, 1973. --
5 H.L.Cohen, PASP 83, 677, 1971. 1971PASP...83..677C
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 = 7.80H = 7.85K = 7.83J - K = -0.03
AllWISE W1 = 7.88W2 = 7.95W3 = 7.29W4 = 4.95W1 - W2 = -0.07W3 - W4 = 2.35
APASS-DR9 B = 8.53V = 8.31g' = 8.39r' = 8.28i' = 8.30B - V = 0.22
Images
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Supporting Documents
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Stellar Association Membership
 NGC 6871 Open Cluster 2012A&A...548A..97Z
Revision History
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3 Otero, Sebastian Alberto 2018-06-04 19:31 UTC Elements from BAA-VSS Circular #176.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.