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Name
  USNO-B1.0 1356-0392025  
AAVSO UID
000-BJS-608 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 47 15.69 +45 37 54.5  (311.81536 +45.63180) Search nearby
B1950.0 20 45 32.86 +45 26 49.1
Proper motion
RA: 3.9 +/- 7.4 mas/yDec: -1.7 +/- 6.8 mas/ySource: UCAC4
Galactic coord. 85.195 +1.414
Other names

(Internal only)
ASASSN-V J204715.68+453754.5 UCAC3 272-194108 VSX J204715.6+453754
ZTF J204715.68+453754.5    
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Variability type
EA
Spectral type --
Mag. range
14.465 (0.67) r
Discoverer Marcin Wardak
Epoch
13 Sep 2018 (HJD 2458374.8333) Ephemeris
Outburst --
Period 2.2926 d
Rise/eclipse dur. --
Remarks
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1 Wardak, Marcin -
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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
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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 = 13.13H = 12.94K = 12.80J - K = 0.33
AllWISE W1 = 12.66W2 = 12.74W3 = 11.24W4 = 7.88W1 - W2 = -0.08W3 - W4 = 3.35
Images
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Supporting Documents
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2 result file for 2 sessions in aavso format Wardak, Marcin 2009-12-01 17:20 UTC Data collected during session made 2009-11-02 and 2009-11-14
1 Curves generated via MaximDL software Wardak, Marcin 2009-12-01 17:20 UTC Curves generated via MaximDL software for all collected data.
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 05:16 UTC Update from 2020arXiv200508662C. Period and amplitude from ZTF light curve. Gaia EDR3 position.
1 Wardak, Marcin 2009-12-26 04:12 UTC Initial submission.

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