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Latest Details
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Name
  RU Aur  
AAVSO UID
000-BBJ-889 (7956 observations)  
Constellation
Auriga Sequence
J2000.0
05 40 07.94 +37 38 10.6  (85.03308 +37.63628) Search nearby
B1950.0 05 36 42.65 +37 36 36.5
Proper motion
RA: 69.56 +/- 34.57 mas/yDec: -1.54 +/- 16.49 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 171.989 +3.594
Other names

(Internal only)
2MASS J05400790+3738106 AAVSO 0533+37 AN 62.1905
ASASSN-V J054007.89+373810.5 HIP 26675 IRAS 05367+3736
IRC +40135 RAFGL 794  
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Variability type
M
Spectral type M7e-M9e
Mag. range
8.0 - 16.5 V
Discoverer L. Ceraski (19 April 1905)
Epoch
25 Feb 2019 (HJD 2458540.0) Ephemeris
Outburst --
Period 469.5 d
Rise/eclipse dur. 42%  (197 d)
Remarks
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1 GCVS Team OH emission. Mean magnitude probably varies with Pi = 10400d [N.E.Kurochkin, Perem. Zvezdy 7, N6, 295, 1951.].
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References
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1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 I.Daube, Issledovan. Solntsa i Krasnykh Zvezd N7, 17, 1977. --
3 W. Ceraski, 1905, Deux nouvelles variables 1905AN....168..127C
4 T. Karlsson, Maxima of Mira stars --
5 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
External Links
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Location    Go   
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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 = 3.84H = 2.74K = 1.76J - K = 2.07
AllWISE W3 = -1.22W4 = -2.24W3 - W4 = 1.02
APASS-DR9 B = 14.40V = 13.78g' = 15.22r' = 11.97B - V = 0.62
Images
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Supporting Documents
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Stellar Association Membership
 Stock 10 Open Cluster 2012A&A...548A..97Z
Campaigns/Programs
 LPV Program
 LPV Humps
Revision History
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6 Otero, Sebastian Alberto 2024-04-24 05:26 UTC Period, epoch and minimum magnitude with AAVSO data.
5 Otero, Sebastian Alberto 2020-05-24 17:13 UTC Period, epoch, rise duration and range from the GCVS (November 2019 version).
4 Billiaert, Bruno 2015-12-29 15:09 UTC discoverer added (1905AN....168..127C)
3 Otero, Sebastian Alberto 2014-03-01 06:49 UTC Range 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.