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Latest Details
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Name
  GSC 03428-00985  
AAVSO UID
000-BKJ-488 (No observations)  
Constellation
Ursa Major Sequence
J2000.0
09 17 21.03 +48 29 08.2  (139.33763 +48.48561) Search nearby
B1950.0 09 13 57.53 +48 41 43.7
Proper motion
RA: -3.7 +/- 2.4 mas/yDec: -1.2 +/- 2.2 mas/ySource: UCAC4
Galactic coord. 170.527 +43.799
Other names

(Internal only)
2MASS J09172102+4829078 ASASSN-V J091721.13+482908.4 NSVS 4856885
NSVS 4866470 UCAC3 277-109383 USNO-B1.0 1384-0205976
VSX J091721.0+482908    
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Variability type
EW
Spectral type F0/2
Mag. range
13.6 - 13.95 R1
Discoverer Ivan Sergey, Andrey Prokopovich
Epoch
24 Mar 2000 (HJD 2451628.017) Ephemeris
Outburst --
Period 0.342803 d  (8.2273 h)
Rise/eclipse dur. --
Remarks
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References
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1 Qian, S.-B.; Zhu, L.-Y.; Liu, L.; et al., 2020, Contact binaries at
different evolutionary stages
2020RAA....20..163Q
2 Northern Sky Variability Survey, Wozniak, P.R., et al., 2004 2004AJ....127.2436W
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 = 12.57H = 12.38K = 12.35J - K = 0.23
AllWISE W1 = 12.42W2 = 12.41W1 - W2 = 0.01
APASS-DR9 B = 14.18V = 13.76g' = 13.87r' = 13.62i' = 13.55B - V = 0.42
GALEX-DR5 FUV = 21.29NUV = 16.95FUV - NUV = 4.34
SDSS-DR12 u = 15.17g = 14.46r = 13.81i = 14.06z = 13.77u - g = 0.70r - i = -0.25
Images
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Supporting Documents
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2 Photometric curve Sergey, Ivan 2012-02-20 17:38 UTC
1 Photometric data Sergey, Ivan 2012-02-20 17:38 UTC
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Revision History
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2 Otero, Sebastian Alberto 2023-04-23 15:24 UTC Spectral type from 2020RAA....20..163Q.
1 Sergey, Ivan 2012-02-20 23:30 UTC Initial submission.