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Latest Details
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Name
  V0454 Cyg  
AAVSO UID
000-BDN-495 (218 observations)  
Constellation
Cygnus Sequence
J2000.0
20 15 56.77 +37 30 30.6  (303.98654 +37.50850) Search nearby
B1950.0 20 14 05.57 +37 21 13.9
Proper motion
RA: -2.027 +/- 0.868 mas/yDec: -4.270 +/- 0.803 mas/ySource: Gaia DR1
Galactic coord. 75.188 +1.328
Other names

(Internal only)
ASASSN-V J201556.85+373029.8 SVS 966  
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Variability type
EB/SD
Spectral type B5
Mag. range
11.8 - 13.2 p
Discoverer --
Epoch
10 Jul 1937 (HJD 2428725.469) Ephemeris
Outburst --
Period 2.3168937 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team Min II 12.3. In the region of the open cluster IC 4996.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Bob Nelson's O-C files, 2016 --
2 G.Romano, Padova Publ N156, 1969. --
3 P.G.Koulikovsky, Perem. Zvezdy 6, N4, 212, 1947. --
External Links
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Location    Go   
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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 = 10.19H = 10.06K = 9.99J - K = 0.20
AllWISE W1 = 10.02W2 = 10.05W3 = 10.18W1 - W2 = -0.03
APASS-DR9 B = 12.17V = 11.60g' = 11.88r' = 11.47i' = 11.29B - V = 0.57
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 15 56.77 +37 30 30.6 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 111 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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