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Name
RY UMa
AAVSO UID
Constellation
J2000.0
B1950.0
12 18 04.06 +61 35 13.8
Proper motion
RA: -20.781 +/- 0.042 mas/y Dec: -7.333 +/- 0.042 mas/y Source: Gaia DR1
Galactic coord.
129.478 +55.423
Other names(Internal only)
AAVSO 1215+61
AN 1.1909
ASASSN-V J122027.19+611833.7
BD+62 1224
HD 107397
HIP 60180
IRC +60215
SAO 15775
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Variability type
SRA
Spectral type
M2-M3IIIe
Mag. range
6.49 - 7.94 V
Discoverer
Muller and Kempf (1906)
Epoch
Outburst
--
Period
310 d
Rise/eclipse dur.
--
Remarks
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References
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External Links
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Location
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AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
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GCVS
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Hipparcos Epoch Photometry Data
Hipparcos Epoch Photometry Plot
NSVS
CRTS
ZTF
SuperWASP
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
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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 = 3.57 H = 2.70 K = 2.29 J - K = 1.27
AllWISE
W3 = 1.07 W4 = 0.20 W3 - W4 = 0.87
GALEX-DR5
NUV = 18.41
SDSS-DR12
u = 11.82 g = 11.39 r = 10.22 i = 9.45 z = 6.46 u - g = 0.43 r - i = 0.78
Images
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Supporting Documents
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Campaigns/Programs
Binocular program
Legacy LPV Program
LPV Program
Revision History
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