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Name
  IV Peg  
AAVSO UID
000-BFB-902 (305 observations)  
Constellation
Pegasus Sequence
J2000.0
22 44 53.28 +18 06 55.6  (341.22200 +18.11544) Search nearby
B1950.0 22 42 26.66 +17 51 08.6
Proper motion
RA: -2.813 +/- 0.290 mas/yDec: -2.683 +/- 0.151 mas/ySource: Gaia DR1
Galactic coord. 85.260 -35.337
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J22445328+1806557 ASAS J224453+1806.9 CGCS 5714
GSC 01701-00984 HIP 112306 IRAS 22424+1751
NSVS J2244533+180656 SVS 2688 TYC 1701-984-1
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Variability type
SRA
Spectral type C5,2e
Mag. range
9.7 - 12.4 V
Discoverer E. J. Orlovskij and V. P. Goranskij
Epoch
17 Dec 1999 (HJD 2451530.0) Ephemeris
Outburst --
Period 214.0 d
Rise/eclipse dur. 51%  (109 d)
Remarks
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1 2016JAVSO..44..156K B-V= 3.88; V-R= 1.60
2 Otero, Sebastian Alberto Individual cycles amplitude doesn't exceed 2.5 mag.
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References
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1 Karlsson, T.; Bengtsson, H.; Wikander, T.; et al., 2016, 50 forgotten Miras 2016JAVSO..44..156K
2 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
3 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
4 E.I.Orlovskij, V.P.Goranskij, Perem Zvyozdy 22,No.3,427,1986. 1986PZ.....22..427O
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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 = 6.44H = 5.39K = 4.72J - K = 1.72
AllWISE W1 = 4.80W2 = 4.23W3 = 3.77W4 = 3.35W1 - W2 = 0.56W3 - W4 = 0.42
APASS-DR9 B = 13.86V = 10.27g' = 13.02r' = 9.89i' = 8.53B - V = 3.59
SDSS-DR12 u = 18.44g = 15.38r = 10.42i = 9.37z = 9.43u - g = 3.06r - i = 1.05
Images
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Supporting Documents
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Revision History
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4 Karlsson, Thomas 2017-03-10 22:16 UTC Elements, maximum magnitude, B-V and V-R from 2016JAVSO..44..156K. Discoverer from PZ, 22, 427, 1986
3 Otero, Sebastian Alberto 2011-04-14 19:59 UTC Primary record creation. Type, period, epoch, rise duration and range from ASAS-3 data. Spectral type from Skiff (2010).
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.