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Details for Revision 5
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Name
  NSV 317  
AAVSO UID
000-BBC-106 (No observations)  
Constellation
Cassiopeia Sequence
J2000.0
00 50 43.60 +64 14 51.3  (12.68167 +64.24758) Search nearby
B1950.0 00 47 40.55 +63 58 32.0
Galactic coord. 122.855 +1.376
Other names

(Internal only)
AN 6.1944 BD+63 99 CSV 100068
GSC 04024-02330 HD 4775 HD 4776
HIP 3951 HR 233 IRAS 00476+6358
PPM 012515 PPM 12515 SAO 11424
TYC 4024-2330-1 WDS 00507+6415  
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Variability type
EA
Spectral type G5III+A0V
Mag. range
5.357 - 5.373 V
Discoverer --
Epoch
08 Dec 1989 (HJD 2447869.257) Ephemeris
Outburst --
Period 1.91636 d
Rise/eclipse dur. 10%  (4.6 h)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Admin, VSX Min II= 5.36 V. Triple system. Eclipses in the hot component confirm the period found by Griffin (Eggleton & Tokovinin, 2008). The cool companion is at 0".034. AB period is 2091.2 d. (Mason et al. (1997)
2 Mishevskiy, Nikolay B-V= 0.51. Min II= 5.366 V.
3 GCVS Team VB (0".0219, 212deg, 1994).
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References
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1 Ricker, G. R.; et al., 2014, Transiting Exoplanet Survey Satellite (TESS) 2014SPIE.9143E..20R
2 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
3 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
4 Jaschek, C.; Jaschek, M.; Andrillat, Y.; et al., 1991, Anomalous infrared
emitters among A-type stars
1991A&A...252..229J
5 J.Bouska, BZ 26, 22, 1944. --
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Supporting Documents
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2 Light curve TESS Mishevskiy, Nikolay 2020-04-29 03:40 UTC
1 Combined phase plot P= 1.92 d Mishevskiy, Nikolay 2020-04-29 03:39 UTC
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
6 Otero, Sebastian Alberto 2020-06-09 02:27 UTC Type, period, epoch and range from Hipparcos data. Gaia DR2 position.
5 Otero, Sebastian Alberto 2020-04-29 21:32 UTC Spectral type from 1991A&A...252..229J.
4 Mishevskiy, Nikolay 2020-04-08 04:35 UTC Type, period, epoch, eclipse duration and range from TESS and HIPPARCOS data. Position from Gaia DR2.
3 Admin, VSX 2013-05-03 23:09 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.