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Name
  HT Cas  
AAVSO UID
000-BBC-434 (97315 observations)  
Constellation
Cassiopeia Sequence
J2000.0
01 10 12.96 +60 04 36.3  (17.55400 +60.07675) Search nearby
B1950.0 01 07 04.96 +59 48 39.1
Proper motion
RA: 30.8 +/- 8.6 mas/yDec: -8.6 +/- 8.0 mas/ySource: UCAC4
Galactic coord. 125.274 -2.710
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXS J011013.6+600431 AAVSO 0103+59 AN 16.1943
Downes HT Cas IOMC 4030000075 SON 3343
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Variability type
UGSU+E
Spectral type pec(UG)
Mag. range
12.6 - 19.32 V
Discoverer --
Epoch
07 Aug 1978 (HJD 2443727.9373) Ephemeris
Outburst --
Period 0.07364720310 d  (106.05197246 min)
Rise/eclipse dur. --
Remarks
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1 GCVS Team Min hel = 2443727.93722 + 0.073647217d*E; D = 0.13P. Depth of eclipses between outbursts is ~2.4 V. Small quasi-periodic light oscillations with P = 100s. Spectrum description [P.Young, D.Schneider, S.A.Shectman, ApJ 245, 1035, 1981.].
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 W.J. Feline et al., 2005, MNRAS 364, 1158 2005MNRAS.364.1158F
3 R.A.Downes, 2001, PASP 113, 764 (2006 archival) 2005JAD....11....2D
4 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
5 J.Patterson, ApJ Suppl 45, 517, 1981. 1981ApJS...45..517P
6 MVS N275, 1957. --
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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 = 14.70H = 14.23K = 13.84J - K = 0.86
AllWISE W1 = 13.48W2 = 13.22W3 = 11.25W1 - W2 = 0.26
Images
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Supporting Documents
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Campaigns/Programs
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Revision History
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3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-03-25 23:09 UTC Update from [2005MNRAS.364.1158F].
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.