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Name
  V0448 Cep  
AAVSO UID
000-BDL-500 (2 observations)  
Constellation
Cepheus Sequence
J2000.0
22 12 09.76 +53 41 55.6  (333.04067 +53.69878) Search nearby
B1950.0 22 10 17.44 +53 27 04.3
Proper motion
RA: -3.879 +/- 0.077 mas/yDec: -3.322 +/- 0.078 mas/ySource: Gaia DR1
Galactic coord. 100.637 -2.133
Other names

(Internal only)
ALS 12188 ASASSN-V J221209.72+534154.0 BD+52 3135
HIP 109606 IOMC 3969000073 LF 4 +53 135
LS III +53 47 MCW 1034 PPM 40334
TYC 3969-2511-1    
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Variability type
EB:
Spectral type B3II:
Mag. range
9.52 - 9.65 V
Discoverer --
Epoch
31 Jan 1991 (HJD 2448288) Ephemeris
Outburst --
Period 423 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Spectroscopic binary with a period of 7.732 d. according to 1970ApJ...161..477A. Periodi Be star with P= 211 d.?
2 GCVS Team SB, Porb = 7.7320d.
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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 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
3 European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
SP-1200
1997yCat.1239....0E
4 Abt, H. A., et al., 1970, Mean Velocities of Binaries in the Perseus Arm 1970ApJ...161..477A
External Links
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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 = 8.73H = 8.63K = 8.60J - K = 0.13
AllWISE W1 = 8.52W2 = 8.49W3 = 8.38W4 = 8.04W1 - W2 = 0.03W3 - W4 = 0.34
APASS-DR9
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2013-05-06 19:18 UTC Phase plot with HIPPARCOS data.
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Revision History
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5 Otero, Sebastian Alberto 2013-05-06 19:18 UTC Type and period from HIPPARCOS data. Range from HIPPARCOS and INTEGRAL-OMC data.
4 Admin, VSX 2013-05-03 23:38 UTC Update from [2002MNRAS.331...45K].
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 19:53 UTC Added spectral type from [1997yCat.1239....0E].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.