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Name
  MACHO 176.18703.693  
AAVSO UID
000-BNF-971 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
17 59 59.86 -27 14 42.3  (269.99942 -27.24508) Search nearby
B1950.0 17 56 51.73 -27 14 35.4
Galactic coord. 3.069 -1.870
Other names

(Internal only)
Gaia DR3 4063935821198119936 OGLE BLG232.7.45659 OGLE BLG232.7.45665
OGLE BLG511.25.137325 OGLE BLG511.25.137326 OGLE-BLG-RRLYR-10236
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Variability type
RRAB
Spectral type --
Mag. range
16.20 - 16.93 Ic
Discoverer A. Kunder et al. (MACHO)
Epoch
08 Dec 2014 (HJD 2457000.08933) Ephemeris
Outburst --
Period 0.52130326 d  (12.511278 h)
Rise/eclipse dur. 13%  (1.6265 h)
Remarks
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References
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1 Soszyński, I.; et al., 2019, Over 78 000 RR Lyrae Stars in the
Galactic Bulge and Disk from the OGLE Survey		 2019AcA....69..321S
2 I. Soszynski et al., 2011, Acta Astron. 61, 1 (Chart) 2011AcA....61....1S
3 I. Soszynski et al., 2011, Acta Astron. 61, 1 (online I data) 2011AcA....61....1S
4 I. Soszynski et al., 2011, Acta Astron. 61, 1 (online V data) 2011AcA....61....1S
5 I. Soszynski et al., 2011, Acta Astron. 61, 1 2011AcA....61....1S
6 A. Kunder, P. Popowski, K.H. Cook, B. Chaboyer, 2008, AJ 135, 631 2008AJ....135..631K
7 R.A. Allsman, T.S. Axelrod, 2001, arXiv:astro-ph/0108444 2001astro.ph..8444A
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Images
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Supporting Documents
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Revision History
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7 Otero, Sebastian Alberto 2025-08-21 19:36 UTC Cross-dentifications corrected. Period and epoch from 2019AcA....69..321S. Range and rise duration from OGLE data.
6 Otero, Sebastian Alberto 2025-08-21 18:59 UTC Period, mean magnitude and amplitude from 2011AcA....61....1S. Gaia DR2 position.
5 Otero, Sebastian Alberto 2019-09-28 16:47 UTC Period, epoch, magnitude and amplitude from 2011AcA....61....1S (2018 version).
4 Otero, Sebastian Alberto 2019-08-12 23:21 UTC Elements and range from 2011AcA....61....1S. Gaia DR2 position.
3 Admin, VSX 2011-06-08 02:48 UTC Update from [2011AcA....61....1S].
2 Admin, VSX 2011-06-08 02:48 UTC Update from [2011AcA....61....1S].
1 Admin, VSX 2009-03-09 03:50 UTC Initial upload.

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