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Latest Details
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Name
  MACHO 102.23634.99  
AAVSO UID
000-BKR-771 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 11 22.57 -27 49 47.8  (272.84403 -27.82994) Search nearby
B1950.0 18 08 13.53 -27 50 31.4
Proper motion
RA: 15.5 +/- 6.0 mas/yDec: 16.3 +/- 10.7 mas/ySource: UCAC4
Galactic coord. 3.786 -4.358
Other names

(Internal only)
2MASS J18112256-2749475 AKARI-IRC-V1 J1811225-274948 ASASSN-V J181122.57-274947.6
OGLE-BLG-LPV-259575 OGLE-III BLG228.7.9679 OGLE-IV BLG519.17.63142
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Variability type
M
Spectral type --
Mag. range
13.7 - <15.5 Rc
Discoverer Klaus Bernhard, Stefan Hümmerich
Epoch
03 May 1997 (HJD 2450572.0) Ephemeris
Outburst --
Period 337.8 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Hümmerich, Stefan Positional data was taken from 2MASS. J-K = 1.897 (2MASS).
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Iwanek, P.; et al., 2022, The OGLE Collection of Variable Stars: Nearly
66,000 Mira Stars in the Milky Way		 2022ApJS..260...46I
2 R.A. Allsman, T.S. Axelrod, 2001, arXiv:astro-ph/0108444 (MACHO online
data)		 2001astro.ph..8444A
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 = 8.21H = 7.02K = 6.31J - K = 1.90
AllWISE W1 = 6.17W2 = 5.92W3 = 4.45W4 = 2.66W1 - W2 = 0.24W3 - W4 = 1.79
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 11 22.57 -27 49 47.8 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 MACHO 102.23634.99 - lightcurve and phase plot Hümmerich, Stefan 2012-10-06 00:36 UTC MACHO 102.23634.99 - lightcurve and phase plot
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2023-02-27 21:05 UTC Period from 2022ApJS..260...46I. Gaia DR3 position.
1 Hümmerich, Stefan 2012-10-07 22:53 UTC Initial submission.

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