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Latest Details
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Name
  MACHO 311.37225.124  
AAVSO UID
000-BKQ-383 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 18 14.44 -23 42 31.7  (274.56015 -23.70880) Search nearby
B1950.0 18 15 11.43 -23 43 44.7
Galactic coord. 8.159 -3.768
Other names

(Internal only)
2MASS J18181443-2342316 AKARI-IRC-V1 J1818144-234231 ASASSN-V J181814.43-234231.6
OGLE-BLG-LPV-261555 OGLE-IV BLG528.30.129198 VSX J181814.4-234231
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Variability type
M
Spectral type --
Mag. range
>13.2 - 16.8: Rc
Discoverer Klaus Bernhard, Stefan Hümmerich
Epoch
12 Apr 1999 (HJD 2451281.0) Ephemeris
Outburst --
Period 375.6 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 = 1.837 (2MASS).
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References
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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 = 7.92H = 6.79K = 6.08J - K = 1.84
AllWISE W1 = 6.06W2 = 5.56W3 = 4.09W4 = 2.82W1 - W2 = 0.51W3 - W4 = 1.27
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 18 14.44 -23 42 31.7 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 MACHO 311.37225.124 - lightcurve and phase plot Hümmerich, Stefan 2012-08-29 12:23 UTC MACHO 311.37225.124 - 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 2023-02-21 21:45 UTC Period from 2022ApJS..260...46I. Gaia DR3 position.
1 Hümmerich, Stefan 2012-08-29 18:58 UTC Initial submission.

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