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Details for Revision 1
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Name
  RY UMa  
AAVSO UID
000-BBS-756 (47148 observations)  
Constellation
Ursa Major Sequence
J2000.0
12 20 27.30 +61 18 35.0  (185.11375 +61.30972) Search nearby
B1950.0 12 18 03.88 +61 35 13.7
Galactic coord. 129.479 +55.423
Other names

(Internal only)
AAVSO 1215+61 AN 1.1909 BD+62 1224
HD 107397 HIP 60180 IRC +60215
SAO 15775    
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Variability type
SRB
Spectral type M2-M3IIIe
Mag. range
6.68 - 8.3 V
Discoverer --
Epoch
--
Outburst --
Period 310: d
Rise/eclipse dur. --
Remarks
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References
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1 Narrow and Broad-Band Photometry of Red Stars. Northern Giants 1967ApJS...14..307E
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Supporting Documents
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Campaigns/Programs
 Binocular program
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2011-11-11 16:23 UTC Maximum magnitude from AAVSO V-data. Minimum magnitude from 1967ApJS...14..307E. Period confirmed with Hipparcos data. Type from Hipparcos and AAVSO data.
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.