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Name
  RZ Peg  
AAVSO UID
000-BCP-955 (11899 observations)  
Constellation
Pegasus Sequence
J2000.0
22 05 53.00 +33 30 25.0  (331.47083 +33.50694) Search nearby
B1950.0 22 03 40.49 +33 15 46.8
Galactic coord. 87.560 -17.760
Other names

(Internal only)
2MASS J22055296+3330246 AAVSO 2201+33B AN 51.1906
BD+32 4335 N DO 21164 GSC 02724-01872
HD 209890 HIP 109089 HV 1211
IRAS 22036+3315 IRC +30484 TYC 2724-1872-1
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Variability type
M
Spectral type C9,1e(Ne)(Tc)/CSe
Mag. range
7.6 - 13.6 V
Discoverer --
Epoch
05 Oct 1982 (HJD 2445248) Ephemeris
Outburst --
Period 438.7 d
Rise/eclipse dur. 44%  (193.028000000000 d)
Remarks
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1 Otero, Sebastian Alberto VSP Note: The 12.3 Vmag. star RY Peg lies 18" to the WSW and is constant.
2 GCVS Team VB A (B = RY Peg:20", 252deg). SC 6/9 - e. P var. Max = 2423361 + 441.4d*E (JD2411400 - 26450); Max = 2431215 + 434.0d*E (JD2426400 - 33000); since JD2433000 - see Table.
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References
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1 Dunér, N. C.; Hartwig, E.; Muller, G., 1907, Benennung von neu entdeckten
veränderlichen Sternen
1907AN....176..181.
2 T. Karlsson, Maxima of Mira stars --
3 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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Supporting Documents
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Campaigns/Programs
 LPV Program
Revision History
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4 Fernig, Leo 2022-09-21 20:29 UTC Discoverer updated from 1907AN....176..181. p192
3 Otero, Sebastian Alberto 2014-03-11 07:59 UTC Period from AAVSO data.
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.