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Latest Details
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Name
  IP Peg  
AAVSO UID
000-BCR-486 (58385 observations)  
Constellation
Pegasus Sequence
J2000.0
23 23 08.60 +18 24 59.6  (350.78583 +18.41656) Search nearby
B1950.0 23 20 38.75 +18 08 33.0
Proper motion
RA: -62.9 +/- 2.8 mas/yDec: -35.5 +/- 2.9 mas/ySource: UCAC4
Galactic coord. 95.334 -39.677
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 2318+17 Downes IP Peg SVS 2549
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Variability type
UG+E
Spectral type --
Mag. range
12 - 18.6 B
Discoverer --
Epoch
07 Oct 1983 (HJD 2445615.417) Ephemeris
Outburst --
Period 0.15820609 d  (3.796946 h)
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 Bob Nelson's O-C files, 2016 --
2 Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870) 2009ApJ...696..870D
3 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
4 J.M. Kreiner, 2004, Acta Astronomica 54, 207 2004AcA....54..207K
5 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
6 V.P.Goranskij, Manuscript,1984. --
7 V.A.Lipovetsky, J.A.Stepanian, Astrofizika 17,573,1981. 1981Afz....17..573L
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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 = 12.60H = 11.97K = 11.72J - K = 0.88
AllWISE W1 = 11.70W2 = 11.50W3 = 11.14W1 - W2 = 0.20
APASS-DR9 B = 12.90V = 12.67g' = 13.68r' = 13.41i' = 12.36B - V = 0.23
GALEX-DR5 FUV = 18.14NUV = 17.20FUV - NUV = 0.94
SDSS-DR12 u = 13.52g = 11.25r = 10.86i = 14.33z = 12.67u - g = 2.27r - i = -3.47
Images
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Supporting Documents
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Campaigns/Programs
 Legacy CVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-10-29 21:32 UTC Update from [2004AcA....54..207K].
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.