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Name
  OGLE-BLG-ECL-264007  
AAVSO UID
000-BLG-381 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 02 21.48 -28 21 01.3  (270.58950 -28.35036) Search nearby
B1950.0 17 59 11.84 -28 21 05.2
Proper motion
RA: -37.7 +/- 11.8 mas/yDec: 10.7 +/- 11.6 mas/ySource: UCAC4
Galactic coord. 2.365 -2.870
Other names

(Internal only)
OGLE BLG216.7.177817 OGLE BLG512.22.155849 OGLE BUL_SC31_355278
OGLEII BUL-SC31 355278    
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Variability type
EA
Spectral type --
Mag. range
15.10 - 15.55 Ic
Discoverer I. Soszynski et al. (OGLE)
Epoch
09 Dec 2014 (HJD 2457000.6786) Ephemeris
Outburst --
Period 0.932199 d  (22.3728 h)
Rise/eclipse dur. 15%  (3.36 h)
Remarks
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1 Crosby, Blake Min II = 15.26 Ic Close companion OGLEII BUL-SC31 355281 = 2MASS J18022140-2821003 (V= 16.8; Ic= 14.9) 1.7" to the NW
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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 M.K. Szymanski, 2005, Acta Astron. 55, 43 (online data) 2005AcA....55...43S
External Links
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Location    Go   
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 13.32H = 12.65K = 12.46J - K = 0.86
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 02 21.48 -28 21 01.3 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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2 Period diagram Crosby, Blake 2014-01-24 05:23 UTC
1 Phase diagram Crosby, Blake 2014-01-24 05:23 UTC
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2020-01-23 02:32 UTC Primary name, position, period and epoch from 2016AcA....66..405S.
1 Crosby, Blake 2014-01-24 06:03 UTC Initial submission.

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