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Name
  V2253 Oph  
AAVSO UID
000-BDY-649 (No observations)  
Constellation
Ophiuchus Sequence
J2000.0
16 52 56.01 -26 45 02.4  (253.23337 -26.75067) Search nearby
B1950.0 16 49 50.16 -26 40 06.2
Proper motion
RA: -1.252 +/- 0.068 mas/yDec: -12.396 +/- 0.054 mas/ySource: Gaia DR1
Galactic coord. 355.143 +10.814
Other names

(Internal only)
1RXS J165256.3-264503 ASAS J165256-2645.0 CD-26 11634
CPD-26 5749 HD 152178 HIP 82583
SAO 184742    
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Variability type
RS
Spectral type G9Vp
Mag. range
8.490 (0.127) V
Discoverer --
Epoch
31 Aug 1991 (HJD 2448500.0799) Ephemeris
Outburst --
Period 21.55 d
Rise/eclipse dur. --
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 K. Olah, A. Moor, K. G. Strassmeier, T. Borkovits, T. Granzer, 2013,
arXiv:1301.3435 [astro-ph.SR]
2013arXiv1301.3435O
2 M. Kiraga, 2012, Acta Astronomica 62, 67 2012AcA....62...67K
3 The Hipparcos and Tycho Catalogues, Variability Annex: Periodic variables,
1997
1997HIP...C......0E
4 J.T.Hooten, D.S.Hall, ApJ Suppl 74, No.1, 225, 1990. 1990ApJS...74..225H
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 = 6.45H = 5.92K = 5.77J - K = 0.68
AllWISE W1 = 5.72W2 = 5.66W3 = 5.68W4 = 5.54W1 - W2 = 0.06W3 - W4 = 0.14
APASS-DR9 B = 9.46V = 8.41g' = 8.87r' = 8.04i' = 7.84B - V = 1.05
Images
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Supporting Documents
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Revision History
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5 Admin, VSX 2013-01-18 03:20 UTC Update from [2013arXiv1301.3435O].
4 Admin, VSX 2012-04-20 01:00 UTC Update from [2012AcA....62...67K].
3 Admin, VSX 2012-03-15 03:48 UTC Update from [1997HIP...C......0E].
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.