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Details for Revision 3
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Name
  V0801 Lyr  
AAVSO UID
--  
Constellation
Lyra Sequence
J2000.0
19 21 09.37 +42 10 54.7  (290.28904 +42.18186) Search nearby
B1950.0 19 19 32.41 +42 05 10.5
Galactic coord. 74.045 +12.762
Other names

(Internal only)
2MASS J19210937+4210546 ASASSN-V J192109.28+421053.9 GSC 03142-02009
KIC 6686518 USNO-A2.0 1275-11208348 USNO-B1.0 1321-0397027
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Variability type
EW
Spectral type --
Mag. range
13.56 - 13.69 Rc
Discoverer Fabio Martinelli, Giorgio Corfini, Montecatini Astronomicalcenter
Epoch
10 Aug 2012 (HJD 2456150.43803) Ephemeris
Outburst --
Period 0.355294 d  (8.5271 h)
Rise/eclipse dur. --
Remarks
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1 Corfini, Giorgio The original period of 0.150781 d. does not agree with the observations. The analysis with Peranso shows a strong evidence for a period of 0.355294 d. and a phase diagram that shows a typical curve of a WUMa variable with O'Connell effect.
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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 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2015, IBVS 6155
2015IBVS.6155....1K
3 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2015, IBVS 6155
2015IBVS.6155....1K
4 E.G. Lapukhin, S.A. Veselkov, D.A. Yatmanov, A.M. Zubareva, 2013, PZP 13, 4 2013PZP....13....4L
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Supporting Documents
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1 Phase diagram Corfini, Giorgio 2013-06-14 18:46 UTC Phase diagram drawn with Peranso using 790 observations. Time span 301.2 d
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2023-04-23 15:43 UTC Spectral type from 2020RAA....20..163Q.
3 Admin, VSX 2016-01-07 04:33 UTC Update from [2015IBVS.6155....1K].
2 Corfini, Giorgio 2013-06-14 01:12 UTC Type, elements and range revised. UCAC4 position.
1 Admin, VSX 2013-03-01 03:14 UTC Preserved original object data.