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Latest Details
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Name
  2MASS J19561879+3017207  
AAVSO UID
000-BNL-754 (No observations)  
Constellation
Cygnus Sequence
J2000.0
19 56 18.78 +30 17 20.8  (299.07827 +30.28910) Search nearby
B1950.0 19 54 19.16 +30 09 17.5
Galactic coord. 66.913 +0.879
Other names

(Internal only)
GSC2.3 N2F8156009 Gaia DR2 2030395834472577024 IPHAS J195618.79+301720.8
USNO-B1.0 1202-0445510 WISEA J195618.79+301720.7 ZTF J195618.77+301720.6
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Variability type
M
Spectral type --
Mag. range
17.2 - <20.9 r
Discoverer Adam Derdzikowski
Epoch
12 Nov 2018 (HJD 2458435.00000): Ephemeris
Outburst --
Period 338.1066401 d
Rise/eclipse dur. --
Remarks
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1 Derdzikowski, Adam J-K: 2.12. BP-G: 4.25. ZTF magnitudes contaminated by Gaia DR2 2030395834457991296 (G= 20.3; sep. 2"). Range in the table 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 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive.		 2019PASP..131a8003M
External Links
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Images
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Supporting Documents
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1 JD plot Derdzikowski, Adam 2020-04-02 19:58 UTC Plot using ZTF data
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 05:35 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
1 Derdzikowski, Adam 2020-04-07 00:58 UTC Initial submission. Gaia DR2 position. Minimum magnitude from IPHAS DR2.

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