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Name
  MACHO 310.37236.71  
AAVSO UID
000-BKQ-220 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 18 02.97 -22 55 56.7  (274.51239 -22.93242) Search nearby
B1950.0 18 15 01.04 -22 57 08.3
Proper motion
RA: -1.5 +/- 6.0 mas/yDec: -12.9 +/- 14.2 mas/ySource: UCAC4
Galactic coord. 8.825 -3.364
Other names

(Internal only)
2MASS J18180297-2255566 AKARI-IRC-V1 J1818029-225555 ASASSN-V J181803.05-225558.1
OGLE-BLG-LPV-261507 OGLE-III BLG287.6.17770 OGLE-IV BLG527.23.11569
VSX J181802.9-225556    
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Variability type
M
Spectral type --
Mag. range
12.1 - 16.6 Rc
Discoverer Klaus Bernhard, Stefan Hümmerich
Epoch
31 May 1999 (HJD 2451330.0) Ephemeris
Outburst --
Period 234.3 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 = 1.572 (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 = 9.34H = 8.30K = 7.76J - K = 1.57
AllWISE W1 = 7.75W2 = 7.32W3 = 6.28W4 = 5.55W1 - W2 = 0.42W3 - W4 = 0.72
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 18 02.97 -22 55 56.7 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 MACHO 310.37236.71 - lightcurve and phase plot Hümmerich, Stefan 2012-08-21 01:11 UTC MACHO 310.37236.71 - 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 2012-08-21 05:26 UTC Initial submission.

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