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Name
  NSVS 11078803  
AAVSO UID
000-BKP-461 (No observations)  
Constellation
Hercules Sequence
J2000.0
18 55 57.80 +21 42 12.1  (283.99085 +21.70335) Search nearby
B1950.0 18 53 49.91 +21 38 14.3
Proper motion
RA: -11.5 +/- 6.2 mas/yDec: -0.9 +/- 6.4 mas/ySource: UCAC4
Galactic coord. 52.898 +8.760
Other names

(Internal only)
2MASS J18555780+2142121 ASASSN-V J185557.76+214212.1 GSC2.3 N2CJ068903
IRAS 18538+2138 UCAC3 224-177479 USNO-B1.0 1117-0379710
VSX J185557.8+214212 ZTF J185557.80+214212.0  
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Variability type
M
Spectral type --
Mag. range
16.633 (4.365) g
Discoverer Ivan Sergey, VS-COMPAS Team
Epoch
20 Apr 2018 (HJD 2458229.3292) Ephemeris
Outburst --
Period 320.0019188 d
Rise/eclipse dur. --
Remarks
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1 2020arXiv200508662C Epoch of minimum given. g-band period= 157.4778483 d. r-band period= 160.0009594 d.
2 Sergey, Ivan J-K = 1.651
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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
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 8.61H = 7.63K = 6.96J - K = 1.65
AllWISE W1 = 6.15W2 = 5.56W3 = 4.15W4 = 3.01W1 - W2 = 0.59W3 - W4 = 1.14
Images
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Supporting Documents
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1 Photometric curve Sergey, Ivan 2012-07-30 21:46 UTC
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 03:47 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
1 Sergey, Ivan 2012-07-31 00:21 UTC Initial submission.

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