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Details for Revision 3
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Name
  OGLE-BLG-ECL-108266  
AAVSO UID
000-BKL-669 (1 observation)  
Constellation
Scorpius Sequence
J2000.0
17 47 38.21 -35 31 07.1  (266.90921 -35.51864) Search nearby
B1950.0 17 44 16.90 -35 30 05.7
Galactic coord. 354.587 -3.776
Other names

(Internal only)
2MASS J17473821-3531075 ASASSN-V J174738.21-353107.1 OGLE BLG116.2.28149
OGLE BLG604.09.124525 OGLE-BLG-RRLYR-02792 USNO-B1.0 0544-0550747
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Variability type
EA+RRAB
Spectral type --
Mag. range
15.778 (0.542) Ic
Discoverer I. Soszynski et al. (OGLE)
Epoch
09 Dec 2014 (HJD 2457001.4368) Ephemeris
Outburst --
Period 15.243404 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Pulsations amplitude 0.36 Ic. Eclipse amplitude 0.45 Ic.
2 2016AcA....66..405S Also RRAB with elements HJD 2457000.2031 + 0.627503 d. x E.
3 2012Natur.484...75P Pulsating low mass star (0.26 solar mass) in a binary. Not a classical RR Lyrae star. Pulsation period decreases rapidly. Eclipse ephemeris: 2452108.3161 + 15.24340 * E. Primary eclipse depth 0.55Ic, secondary 0.15Ic.
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References
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1 Soszynski, I.; et al., 2016, The OGLE Collection of Variable Stars. Over
450 000 Eclipsing and Ellipsoidal Binary Systems Toward the Galactic Bulge		 2016AcA....66..405S
2 Maxted, P. F. L.; Bloemen, S.; Heber, U.; et al., 2014, EL CVn-type
binaries - discovery of 17 helium white dwarf precursors in bright
eclipsing binary star systems		 2014MNRAS.437.1681M
3 G. Pietrzynski, I.B. Thompson, W. Gieren et al., 2012, Nature 484, 75 2012Natur.484...75P
4 I. Soszynski et al., 2011, Acta Astron. 61, 1 (Chart) 2011AcA....61....1S
5 I. Soszynski et al., 2011, Acta Astron. 61, 1 (online V data) 2011AcA....61....1S
6 I. Soszynski et al., 2011, Acta Astron. 61, 1 (online I data) 2011AcA....61....1S
7 I. Soszynski et al., 2011, Acta Astron. 61, 1 2011AcA....61....1S
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2022-09-15 14:37 UTC Type from 2014MNRAS.437.1681M. Gaia DR3 position. Range from OGLE data.
3 Otero, Sebastian Alberto 2020-01-23 03:03 UTC Primary name, type, period, epoch, magnitude and amplitude from 2016AcA....66..405S.
2 Admin, VSX 2012-04-12 00:37 UTC Update from [2012Natur.484...75P].
1 Admin, VSX 2011-06-07 03:47 UTC Initial upload.

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