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Name
  AI Cep  
AAVSO UID
000-BCP-334 (372 observations)  
Constellation
Cepheus Sequence
J2000.0
21 46 22.60 +56 55 02.0  (326.59417 +56.91722) Search nearby
B1950.0 21 44 45.40 +56 41 07.3
Galactic coord. 99.677 +2.649
Other names

(Internal only)
AAVSO 2143+56B BD+56 2640 HD 239767
HIP 107500 SAO 33744 SVS 505
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Variability type
EB/DM
Spectral type B0.5V:p
Mag. range
9.18 - 9.86 V
Discoverer --
Epoch
27 Jul 1931 (HJD 2426550.341) Ephemeris
Outburst --
Period 4.225288 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team Min II 9.48.
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References
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1 Bob Nelson's O-C files, 2016 --
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)		 2012arXiv1210.0821A
3 Kh.Albo, Tartu Publ 34, N3, 1964. --
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Supporting Documents
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Stellar Association Membership
 Trumpler 37 Open Cluster 2012A&A...548A..97Z
Revision History
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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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