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Latest Details
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Name
  MGAB-V266  
AAVSO UID
000-BND-940 (865 observations)  
Constellation
Lacerta Sequence
J2000.0
22 40 51.19 +54 37 51.0  (340.21327 +54.63083) Search nearby
B1950.0 22 38 49.56 +54 22 09.4
Galactic coord. 104.700 -3.552
Other names

(Internal only)
ATO J340.2132+54.6308 Gaia DR2 2003241230122936064 UCAC4 724-095022
USNO-A2.0 1425-13866640 USNO-B1.0 1446-420601 ZTF J224051.17+543751.0
[SBG2019] J340.2132+54.6308    
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Variability type
EA/HW
Spectral type --
Mag. range
14.88 - <21.5 r
Discoverer Gabriel Murawski, A. Heinze et al. (ATLAS)
Epoch
21 Aug 2018 (HJD 2458352.122) Ephemeris
Outburst --
Period 0.2358786 d  (5.66109 h)
Rise/eclipse dur. 12%  (0.679 h)
Remarks
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1 Murawski, Gabriel Reflection effect range: 14.77 - 15.08 g; 14.88 - 15.31 r. Min II amplitude: 0.11 (g-band); 0.15 (r-band). BP-G= -0.01
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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
4 Schaffenroth, V.; Barlow, B. N.; Geier, S.; et al., 2019, The EREBOS
project: Investigating the effect of substellar and low-mass stellar
companions on late stellar evolution. Survey, target selection, and
atmospheric parameters
2019A&A...630A..80S
5 Heinze, A. N.; et al., 2018, A First Catalog of Variable Stars Measured by
the Asteroid Terrestrial-impact Last Alert System (ATLAS)
2018AJ....156..241H
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 22 40 51.19 +54 37 51.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot Murawski, Gabriel 2019-07-14 23:04 UTC Phase curve with ZTF data. g-band measurements have been adjusted to r-band (g-r=-0.23)
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Revision History
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3 Otero, Sebastian Alberto 2021-10-26 10:19 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
2 Otero, Sebastian Alberto 2020-10-24 00:02 UTC Gaia DR2 position.
1 Murawski, Gabriel 2019-07-16 00:25 UTC Gaia DR2 position.