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Name
  NSV 12418  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
19 47 19.12 +31 00 02.6  (296.82965 +31.00072) Search nearby
B1950.0 19 45 21.21 +30 52 34.1
Galactic coord. 66.536 +2.905
Other names

(Internal only)
2MASS J19471911+3100027 CSV 8297 GSC2.3 N2F9080949
Gaia DR2 2032227586490925568 IPHAS J194719.12+310002.6 IRAS 19453+3052
USNO-B1.0 1210-0410001 ZTF J194719.12+310002.4  
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Variability type
M
Spectral type M7-M8
Mag. range
12.3 - <16.8 R
Discoverer --
Epoch
01 Jul 2018 (HJD 2458300.9125) Ephemeris
Outburst --
Period 288 d
Rise/eclipse dur. --
Remarks
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1 2020arXiv200508662C Epoch of minimum given.
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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 Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties
2018A&A...616A...1G
4 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
5 B.Westerlund, ApJ Suppl No.37, 1959. 1959ApJS....4...73W
External Links
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Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2021-10-26 08:18 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
2 Otero, Sebastian Alberto 2020-08-20 07:32 UTC Identification from the NSV catalogue (November 2019 version). Period from 2018A&A...616A...1G. Type from amplitude. Maximum magnitude from USNO-A2.0. Minimum magnitude from GSC2.3. Gaia DR2 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.