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Name
  BMAM-V668  
AAVSO UID
000-BNM-912 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 16 59.21 +31 33 09.5  (304.24669 +31.55263) Search nearby
B1950.0 20 14 59.39 +31 23 49.1
Galactic coord. 70.366 -2.176
Other names

(Internal only)
2MASS J20165921+3133094 GSC2.3 N33Q038151 Gaia DR2 2053881815122454272
IPHAS J201659.22+313309.5 IRAS 20149+3123 WISE J201659.20+313309.4
ZTF J201659.20+313309.3    
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Variability type
M
Spectral type --
Mag. range
17.3 - <21.1 r
Discoverer Mariusz Bajer
Epoch
18 May 2019 (HJD 2458622) Ephemeris
Outburst --
Period 440: d
Rise/eclipse dur. --
Remarks
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1 Bajer, Mariusz BP-G= 3.93; J-K= 2.19.
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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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2 BMAM-V668 light curve Bajer, Mariusz 2020-05-25 18:59 UTC HJD light curve data from ZTF r.
1 BMAM-V668 phase plot Bajer, Mariusz 2020-05-25 18:59 UTC Phase plot data from ZTF r.
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 06:34 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
1 Bajer, Mariusz 2020-05-26 18:29 UTC Gaia DR2 position.

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