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Name
  IZ Per  
AAVSO UID
000-BCY-731 (775 observations)  
Constellation
Perseus Sequence
J2000.0
01 32 05.49 +54 01 08.3  (23.02287 +54.01897) Search nearby
B1950.0 01 28 56.52 +53 45 43.3
Proper motion
RA: 1.057 +/- 0.039 mas/yDec: -2.088 +/- 0.042 mas/ySource: Gaia DR1
Galactic coord. 128.947 -8.377
Other names

(Internal only)
AAVSO 0125+53 ASASSN-V J013205.60+540106.6 BD+53 323
HD 9234 HIP 7145 SAO 22364
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Variability type
EA/SD
Spectral type B8V+A5IV
Mag. range
7.83 - 9.15: V
Discoverer --
Epoch
04 Dec 1980 (HJD 2444577.5874) Ephemeris
Outburst --
Period 3.687673 d
Rise/eclipse dur. 12%  (10.62 h)
Remarks
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1 GCVS Team Min II 8.3.
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References
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1 Catalog of Photometric, Geometric and Absolute elements of semi-detached
eclipsing binaries with known photometric or spectroscopic orbits.		 2004yCat.5115....0S
2 K.Loechel, MVS NN 458, 459, 1960. --
3 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.		 --
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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 = 7.65H = 7.66K = 7.64J - K = 0.01
AllWISE W1 = 7.56W2 = 7.60W3 = 7.64W4 = 7.52W1 - W2 = -0.04W3 - W4 = 0.12
APASS-DR9 B = 8.07V = 8.01g' = 8.04r' = 8.09i' = 8.21B - V = 0.06
SDSS-DR12 u = 8.69g = 11.37r = 10.99i = 10.67z = 9.23u - g = -2.68r - i = 0.33
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2011-11-19 00:34 UTC Range from Hipparcos data. Spectral type from 2004yCat.5115....0S.
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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