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Latest Details
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Name
  MACHO 311.38567.1070  
AAVSO UID
000-BKQ-429 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 20 14.38 -23 48 29.2  (275.05991 -23.80810) Search nearby
B1950.0 18 17 11.25 -23 49 50.9
Galactic coord. 8.286 -4.219
Other names

(Internal only)
2MASS J18201437-2348291 AKARI-IRC-V1 J1820144-234829 OGLE-BLG-LPV-262044
OGLE-IV BLG528.27.109315 VSX J182014.3-234829  
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Variability type
M
Spectral type --
Mag. range
12.5 - 15.8 Rc
Discoverer Klaus Bernhard, Stefan Hümmerich
Epoch
14 Apr 1999 (HJD 2451283.0) Ephemeris
Outburst --
Period 389.4 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 = 1.642 (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 = 7.66H = 6.66K = 6.02J - K = 1.64
AllWISE W1 = 5.69W2 = 5.07W3 = 3.82W4 = 2.66W1 - W2 = 0.62W3 - W4 = 1.16
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 20 14.38 -23 48 29.2 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 MACHO 311.38567.1070 - lightcurve and phase plot Hümmerich, Stefan 2012-09-03 23:42 UTC MACHO 311.38567.1070 - 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 21:49 UTC Period from 2022ApJS..260...46I. Gaia DR3 position.
1 Hümmerich, Stefan 2012-09-04 04:08 UTC Initial submission.

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