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Latest Details
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Name
  GS Cep  
AAVSO UID
000-BCQ-888 (203 observations)  
Constellation
Cepheus Sequence
J2000.0
22 51 29.51 +57 00 17.9  (342.87296 +57.00497) Search nearby
B1950.0 22 49 26.36 +56 44 22.2
Proper motion
RA: 2.222 +/- 1.050 mas/yDec: -15.881 +/- 0.522 mas/ySource: Gaia DR1
Galactic coord. 107.127 -2.140
Other names

(Internal only)
2MASS J22512951+5700179 ASASSN-V J225129.44+570016.7 BD+56 2885
Gaia DR3 2004089846943176064 TIC 371480725 TYC 3992-1624-1
WISEA J225129.51+570017.7    
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Variability type
EA
Spectral type A0
Mag. range
10.4 (0.4) V
Discoverer --
Epoch
13 Aug 2002 (HJD 2452500.371) Ephemeris
Outburst --
Period 1.4716250 d
Rise/eclipse dur. 14%  (4.945 h)
Remarks
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1 2017ARep...61...80S Min II amplitude 0.3 V.
2 GCVS Team Min II 10.6.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 Bob Nelson's O-C files, 2016 --
3 J.M. Kreiner, 2004, Acta Astronomica 54, 207 2004AcA....54..207K
4 Brno Obs and Plan Contr 18, 1975. --
5 W.Strohmeier, R.Knigge, H.Ott, Bamb Ver 5, N15, 1962. --
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 = 9.41H = 9.27K = 9.19J - K = 0.22
AllWISE W1 = 9.09W2 = 9.12W3 = 9.05W4 = 8.43W1 - W2 = -0.03W3 - W4 = 0.61
APASS-DR9 B = 10.91V = 10.40g' = 10.67r' = 10.26i' = 10.14B - V = 0.52
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 22 51 29.51 +57 00 17.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2020-06-30 01:07 UTC Range and eclipse duration from the GCVS (November 2019 version).
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-10-30 01:30 UTC Update from [2004AcA....54..207K].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.