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Latest Details
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Name
  BMAM-V531  
AAVSO UID
000-BNK-610 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 20 42.46 +40 14 34.7  (320.17692 +40.24297) Search nearby
B1950.0 21 18 45.00 +40 01 47.7
Galactic coord. 85.251 -6.734
Other names

(Internal only)
CMC15 J212042.4+401434 GSC2.3 N31L003443 Gaia DR2 1965596391525733120
USNO-A2.0 1275-15408196 USNO-B1.0 1302-0430998  
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Variability type
EA/HW
Spectral type --
Mag. range
17.07 - 17.40 g
Discoverer Mariusz Bajer
Epoch
08 Jun 2019 (HJD 2458642.9465) Ephemeris
Outburst --
Period 0.08166522 d  (117.59792 min)
Rise/eclipse dur. 12%  (14.112 min)
Remarks
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1 Bajer, Mariusz Min II= 17.19 g. BP-G= 0.07.
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References
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1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive		 2019PASP..131a8003M
2 Chambers, K. C.; et al., 2016,The Pan-STARRS1 Surveys 2016arXiv161205560C
External Links
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Images
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Supporting Documents
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1 BMAM-V531 phase plot Bajer, Mariusz 2020-02-03 03:55 UTC Phase plot data from ZTF and Pan-STARRS1 shifted to g standard.
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Revision History
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1 Bajer, Mariusz 2020-02-04 05:21 UTC Gaia DR2 position.

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