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Details for Revision 1
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Name
  NSV 542  
AAVSO UID
--  
Constellation
Cassiopeia Sequence
J2000.0
01 33 14.00 +60 41 11.0  (23.30833 +60.68639) Search nearby
B1950.0 01 29 54.23 +60 25 47.7
Galactic coord. 128.028 -1.771
Other names

(Internal only)
ADS 1209 A BD+59 271 GSC 04031-00388
HD 9311 HIP 7232 LS I+60 162
PPM 013060 SAO 11822 cl Hoag 1 (NGC 581)
cl Purg A (NGC 581)    
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Variability type --
Spectral type B5Ib
Mag. range
7.15 - 7.26 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team Hp=7.32-7.40 [The Hipparcos and Tycho Catalogues, SP-1200, ESA, 1997.]. B: 10.22, 14", 143deg; C: 9.6, 28", 145deg; D: 11.2, 56", 117deg; E: 10.0, 83", 138deg.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
3 A.Purgathofer, Wien Ann 26, 37, 1964. --
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Supporting Documents
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Stellar Association Membership
 NGC 581 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Admin, VSX 2013-05-03 23:10 UTC Update from [2002MNRAS.331...45K].
2 Admin, VSX 2010-01-18 23:18 UTC Position updated to NSV version of June 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.