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Name
  RU Peg  
AAVSO UID
000-BCQ-197 (86540 observations)  
Constellation
Pegasus Sequence
J2000.0
22 14 02.55 +12 42 11.3  (333.51063 +12.70314) Search nearby
B1950.0 22 11 35.58 +12 27 16.9
Proper motion
RA: -8.9 +/- 1.9 mas/yDec: -4.8 +/- 2.0 mas/ySource: UCAC4
Galactic coord. 74.038 -34.828
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXS J221403.0+124207 2MASS J22140254+1242113 AAVSO 2209+12
AN 142.1904 ASAS J221403+1242.2 Downes RU Peg
SDSS J221402.54+124211.3 X 22116+124  
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Variability type
UGSS+ZZ:
Spectral type pec(UG)+K0/5V
Mag. range
9.5 - 13.0 V
Discoverer --
Epoch
--
Outburst --
Period 0.3746 d  (8.99 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: RU Peg has a 12.6 Vmag. companion 12" to the NNE.
2 Otero, Sebastian Alberto GCVS outburst cycle 74.3 d.
3 GCVS Team VB A (B 12.5m, 12", 18deg); SB2 (Porb = 0.3746d [R.J.Stover, ApJ 249, 673, 1981.]). There are also light oscillations with P = 11.6s and 50s [J.Patterson, E.L.Robinson, R.E. Nather, ApJ 214, 144, 1977.].
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References
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1 Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870) 2009ApJ...696..870D
2 R.A.Downes, 2001, PASP 113, 764 (2006 archival) 2005JAD....11....2D
3 Ritter, H., Kolb, U., Catalogue of cataclysmic binaries, low-mass X-ray
binaries and related objects (7th Edition, Release 7.20, July 2013)
2003A&A...404..301R
4 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
5 R.A.Downes, 2001, PASP 113, 764 2001PASP..113..764D
6 G.Williams, ApJ Suppl 53, 523, 1983. 1983ApJS...53..523W
7 I.D.Howarth, JBAA 85, N3, 271, 1975. 1975JBAA...85..271H
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Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2014-03-12 17:52 UTC UCAC4 position. Spectral type from Skiff (2014) and Ritter and Colb (2013). Range from AAVSO data.
3 Otero, Sebastian Alberto 2011-01-07 21:24 UTC Primary record creation.
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.