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Name
  MGAB-V3817  
AAVSO UID
000-BPL-741 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 28 46.01 +44 23 51.7  (322.19171 +44.39769) Search nearby
B1950.0 21 26 52.45 +44 10 42.4
Galactic coord. 89.248 -4.820
Other names

(Internal only)
ATO J322.1916+44.3976 Gaia DR3 1970987503200982528 IPHAS J212846.03+442352.0
UCAC4 672-096755 USNO-A2.0 1275-15780906 USNO-B1.0 1343-0448867
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Variability type
EA
Spectral type --
Mag. range
14.08 - 14.63 r
Discoverer Gabriel Murawski
Epoch
12 Aug 2022 (HJD 2459804.135) Ephemeris
Outburst --
Period 3.405205 d
Rise/eclipse dur. 5.0%  (4.09 h)
Remarks
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1 Murawski, Gabriel ZTF and MGAB magnitudes contaminated by Gaia DR3 1970987503204002304 (r= 15.8; sep. 2.0"). Range has been corrected. Primary eclipse amplitude for the blend is 0.37 mag. (clear) based on MGAB time-series data. Eccentric system, Min II= 14.5 r at phase 0.396, duration 9%. BP-RP= 0.85.
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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
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Images
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Supporting Documents
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1 Phase plot Murawski, Gabriel 2022-10-29 09:11 UTC Phase curve from ZTF and MGAB data with zoom on primary and secondary eclipse.
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Revision History
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1 Murawski, Gabriel 2022-10-29 11:18 UTC Gaia DR3 position.

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