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Latest Details
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Name
  AV Peg  
AAVSO UID
000-BCP-462 (26155 observations)  
Constellation
Pegasus Sequence
J2000.0
21 52 02.79 +22 34 29.4  (328.01163 +22.57483) Search nearby
B1950.0 21 49 43.76 +22 20 22.4
Proper motion
RA: 14.161 +/- 0.177 mas/yDec: -8.437 +/- 0.132 mas/ySource: Gaia DR1
Galactic coord. 77.443 -24.054
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1SWASP J215202.79+223429.3 AAVSO 2147+22 AN 90.1931
ASAS J215203+2234.4 BD+21 4633 HIP 107935
HV 6181 TYC 2202-1379-1  
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Variability type
RRAB
Spectral type A7-F6
Mag. range
9.93 - 10.99 V
Discoverer --
Epoch
08 Oct 1978 (HJD 2443790.316) Ephemeris
Outburst --
Period 0.3903814 d  (9.36915 h)
Rise/eclipse dur. 17%  (1.593 h)
Remarks
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1 GCVS Team P var. Max = 2416347.713 + 0.39036510d*E (JD2414000 - 26500) [C.Payne-Gaposchkin, HA 113, N3, 1954.]; Max = 2426582.301 + 0.39037015d*E (JD2426500 - 36000) [A.A.Batyrev, Perem. Zvezdy 8, N2, 161, 1951.]; since JD2436000 - see Table. [Fe/H] = +0.02.
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References
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1 Greer, P. A.; Payne, S. G.; Norton, A. J.; et al., 2017, The SuperWASP
catalogue of 4963 RR Lyr stars: identification of 983 Blazhko effect
candidates
2017A&A...607A..11G
2 E.V. Kazarovets, E.N. Pastukhova, N.N. Samus, E.M. Bogdanova, 2012, PZ 32,
4
2012PZ.....32....4K
3 D.M. Szczygiel, G. Pojmanski, B. Pilecki, 2009, arXiv:0906.2199v1
[astro-ph.SR]
2009arXiv0906.2199S
4 Kane S.R., Lister T.A., Cameron A.C., Horne K., James D., Pollaco D.L.,
Street R.A. and Tsapras Y., 2005, MNRAS 362, 117
2005MNRAS.362..117K
5 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
6 K.Wenske, BAV-R30, N3, 52, 1981. --
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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 = 9.62H = 9.38K = 9.32J - K = 0.30
AllWISE W1 = 9.30W2 = 9.32W3 = 9.25W4 = 9.09W1 - W2 = -0.03W3 - W4 = 0.17
APASS-DR9 B = 10.89V = 10.53g' = 10.76r' = 10.46i' = 10.36B - V = 0.36
SDSS-DR12 u = 14.31g = 11.22r = 10.83i = 10.74z = 11.07u - g = 3.09r - i = 0.10
Images
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Supporting Documents
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Revision History
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4 Admin, VSX 2012-08-22 20:12 UTC Update from [2012PZ.....32....4K].
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-06-18 22:04 UTC Update from [2009arXiv0906.2199S].
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.