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Latest Details
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Name
  MASTER OT J193118.50+230439.8  
AAVSO UID
000-BMZ-929 (No observations)  
Constellation
Vulpecula Sequence
J2000.0
19 31 18.48 +23 04 39.7  (292.82698 +23.07771) Search nearby
B1950.0 19 29 10.97 +22 58 15.2
Galactic coord. 57.877 +2.121
Other names

(Internal only)
2MASS J19311847+2304398 GSC2.3 N26E095544 IPHAS J193118.47+230439.8
MSX6C G057.8770+02.1215 URAT1 566-379513 USNO-B1.0 1130-0449222
WISE J193118.47+230439.7 ZTF J193118.47+230439.7  
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Variability type
M
Spectral type --
Mag. range
14.6 CR - <21.1 r
Discoverer T. Pogrosheva et al. (MASTER)
Epoch
23 Aug 2018 (HJD 2458354.4752) Ephemeris
Outburst --
Period 335.6246 d
Rise/eclipse dur. --
Remarks
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1 2020arXiv200508662C Epoch of minimum given. r-band period= 172.5576462 d.
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References
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1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars		 2020arXiv200508662C
3 T. Pogrosheva; et al., 2019, ATel #12561 2019ATel12561....1P
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Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 05:31 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
1 Otero, Sebastian Alberto 2019-03-09 00:08 UTC Minimum magnitude from IPHAS2. Gaia DR2 position.

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