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Details for Revision 2
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Name
  RY Dra  
AAVSO UID
000-BBT-376 (47439 observations)  
Constellation
Draco Sequence
J2000.0
12 56 25.91 +65 59 39.8  (194.10796 +65.99439) Search nearby
B1950.0 12 54 28.36 +66 15 52.9
Galactic coord. 122.123 +51.126
Other names

(Internal only)
AAVSO 1252+66 AN 10.1907 BD+66 780
HD 112559 HIP 63152 HV 1310
IRC +70116 RAFGL 1588 SAO 15945
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Variability type
SRB:
Spectral type C4,5J(N4p)
Mag. range
6.03 - 8 V
Discoverer --
Epoch
--
Outburst --
Period 200: d
Rise/eclipse dur. --
Remarks
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References
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1 Multiperiodicity in semiregular variables. I. General properties 1999A&A...346..542K
2 Dunér, N. C.; Hartwig, E.; Muller, G., 1907, Benennung von neu entdeckten
veränderlichen Sternen		 1907AN....176..181.
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
 Binocular program
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Fernig, Leo 2022-09-21 20:29 UTC Discoverer updated from 1907AN....176..181. p188
3 Otero, Sebastian Alberto 2011-07-21 20:15 UTC Maximum magnitude and range from 1999A&A...346..542K.
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.

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