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Details for Revision 2
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Name
  NSV 19773  
AAVSO UID
--  
Constellation
Canes Venatici Sequence
J2000.0
13 23 57.00 +43 35 55.0  (200.98750 +43.59861) Search nearby
B1950.0 13 21 45.88 +43 51 32.5
Galactic coord. 103.287 +72.268
Other names

(Internal only)
BD+44 2271 HD 116608 HIP 65380
SAO 44595    
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Variability type
EA
Spectral type A1V
Mag. range
9.42 - 9.59 V
Discoverer --
Epoch
16 Mar 1991 (HJD 2448331.778) Ephemeris
Outburst --
Period 0.795629 d  (19.0951 h)
Rise/eclipse dur. --
Remarks
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1 2013arXiv1310.4863M Pre-He-WD.
2 2004IBVS.5557....1O Min II = 9.5V.
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References
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1 Bob Nelson's O-C files, 2016 --
2 P.F.L. Maxted, S. Bloemen, U. Heber et al., 2013, arXiv:1310.4863
[astro-ph.SR]
2013arXiv1310.4863M
3 O.W. Butters et al., 2010, A&A 520, L10 (SuperWASP data) 2010A&A...520L..10B
4 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2008, IBVS 5863
2008IBVS.5863....1K
5 S.A.Otero, P.A.Dubovsky, IBVS N5557, 2004. 2004IBVS.5557....1O
6 S.A.Otero, P.A.Dubovsky, IBVS N5557, 2004. 2004IBVS.5557....1O
7 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
8 The Hipparcos and Tycho Catalogues, Vol.11 and Vol.17, CD-ROM No.1,
SP-1200, ESA, 1997.
1997ESASP1200.....P
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Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
6 Admin, VSX 2017-12-25 17:07 UTC Added EL CVn subtype.
5 Admin, VSX 2013-10-22 00:50 UTC Update from [2013arXiv1310.4863M].
4 Admin, VSX 2010-01-05 04:43 UTC Update from the GCVS version of November 2009.
3 Admin, VSX 2008-12-03 03:21 UTC Primary name changed to GCVS designation [2008IBVS.5863....1K]
2 Admin, VSX 2007-03-23 19:55 UTC Update from [2004IBVS.5557....1O].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.