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Name
  SS Cas  
AAVSO UID
000-BBB-214 (15363 observations)  
Constellation
Cassiopeia Sequence
J2000.0
00 09 36.53 +51 34 00.9  (2.40221 +51.56692) Search nearby
B1950.0 00 06 59.74 +51 17 19.6
Proper motion
RA: 5.40 +/- 2.27 mas/yDec: -6.32 +/- 2.10 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 116.337 -10.768
Other names

(Internal only)
AAVSO 0004+51 AN 64.1905 ASASSN-V J000936.51+513400.7
HD 499 HIP 781 HV 1166
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Variability type
M
Spectral type M3e-M8e
Mag. range
8.8 - 13.3 V
Discoverer Williamina Fleming (1905)
Epoch
30 Nov 1979 (HJD 2444208) Ephemeris
Outburst --
Period 140.57 d
Rise/eclipse dur. 48%  (67.473600000000 d)
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
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.		 --
External Links
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Location    Go   
Select a Location for more details.
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 = 4.81H = 4.12K = 3.73J - K = 1.08
AllWISE W3 = 1.95W4 = 1.43W3 - W4 = 0.52
APASS-DR9 B = 13.31V = 11.91g' = 12.96r' = 11.31i' = 8.80B - V = 1.40
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 00 09 36.53 +51 34 00.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Campaigns/Programs
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Fernig, Leo 2022-09-21 20:28 UTC Discoverer updated from 1907AN....176..181. p185
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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