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Details for Revision 1
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Name
  NSVS 8520304  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
20 37 35.81 +36 50 38.1  (309.39921 +36.84392) Search nearby
B1950.0 20 35 40.78 +36 40 05.2
Galactic coord. 77.152 -2.568
Other names

(Internal only)
2MASS J20373580+3650380 CGCS 4921 DO 19211
GSC 02698-00819 IRAS 20356+3640 IRC+40436
MSB 71 MSX6C G077.1516-02.5686 RAFGL 5526S
UCAC4 635-097830 URAT1 635-448243 USNO-B1.0 1268-0460360
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Variability type
SRA
Spectral type C5,5
Mag. range
8.65 - 9.08 R1
Discoverer Ivan Sergey,Sebastian Otero, Dubrovski Sergei, Astrobloknot Team
Epoch
23 Aug 1999 (HJD 2451414)
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Sergey, Ivan J-K= 2.21. NSVS magnitudes contaminated by GSC 02698-00195 (V= 12.9; sep. 20"). Range has been corrected.
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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 Northern Sky Variability Survey, Wozniak, P.R., et al., 2004 2004AJ....127.2436W
4 Northern Sky Variability Survey, Wozniak, P.R., et al., 2004 2004AJ....127.2436W
External Links
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Supporting Documents
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1 Photometric curve Sergey, Ivan 2016-01-12 15:21 UTC
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 05:56 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
1 Sergey, Ivan 2016-01-12 20:04 UTC Initial submission.