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Latest Details
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Name
  BMAM-V644  
AAVSO UID
000-BNL-893 (No observations)  
Constellation
Aquila Sequence
J2000.0
18 47 40.38 +09 36 55.9  (281.91824 +9.61553) Search nearby
B1950.0 18 45 17.71 +09 33 34.0
Galactic coord. 41.087 +5.197
Other names

(Internal only)
GSC2.3 N1N5139625 Gaia DR2 4311434578573406080 ZTF J184740.37+093655.9
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Variability type
EA
Spectral type --
Mag. range
18.8 - 21.0 g
Discoverer B. Sesar et al., Mariusz Bajer
Epoch
15 Aug 2018 (HJD 2458345.706) Ephemeris
Outburst --
Period 0.473375 d  (11.3610 h)
Rise/eclipse dur. 18%  (2.04 h)
Remarks
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1 Bajer, Mariusz Eccentric system with strong O'Connell effect. Min II= 20.8 g at phase= 0.518. BP-G= 0.43.
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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 Sesar, B.; et al., 2017, Machine-learned Identification of RR Lyrae Stars
from Sparse, Multi-band Data: The PS1 Sample
2017AJ....153..204S
5 Chambers, K. C.; et al., 2016,The Pan-STARRS1 Surveys 2016arXiv161205560C
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 47 40.38 +09 36 55.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 BMAM-V644 phase plot Bajer, Mariusz 2020-04-14 20:42 UTC Phase plot data from ZTF and Pan-STARRS1 shifted to g standard.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2021-10-26 08:42 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
1 Bajer, Mariusz 2020-04-14 22:24 UTC Gaia DR2 position.