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Name
  MACHO 305.36918.44  
AAVSO UID
000-BKP-577 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 17 31.51 -21 46 16.0  (274.38130 -21.77112) Search nearby
B1950.0 18 14 31.12 -21 47 26.1
Proper motion
RA: 8.5 +/- 7.0 mas/yDec: 1.3 +/- 7.0 mas/ySource: UCAC4
Galactic coord. 9.793 -2.709
Other names

(Internal only)
2MASS J18173151-2146160 AKARI-IRC-V1 J1817315-214615 ASASSN-V J181731.56-214616.7
MACHO 308.36918.63 OGLE-BLG-LPV-261331 OGLE-III BLG300.3.12310
OGLE-IV BLG656.23.25 VSX J181731.5-214616  
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Variability type
M
Spectral type --
Mag. range
11.8 - 15.5 Rc
Discoverer Klaus Bernhard, Stefan Hümmerich
Epoch
03 Apr 1997 (HJD 2450542.0) Ephemeris
Outburst --
Period 274.9 d
Rise/eclipse dur. --
Remarks
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1 Hümmerich, Stefan Positional data was taken from 2MASS. J-K = 1.681 (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 = 8.14H = 7.07K = 6.46J - K = 1.68
AllWISE W1 = 5.96W2 = 5.69W3 = 4.83W4 = 4.16W1 - W2 = 0.27W3 - W4 = 0.67
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 17 31.51 -21 46 16.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 MACHO 305.36918.44 - lightcurve and phase plot Hümmerich, Stefan 2012-08-02 20:50 UTC MACHO 305.36918.44 - 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 21:44 UTC Period from 2022ApJS..260...46I. Gaia DR3 position.
1 Hümmerich, Stefan 2012-08-02 22:29 UTC Initial submission.

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