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Latest Details
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Name
  V6142 Sgr  
AAVSO UID
000-BKH-187 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 09 31.70 -28 31 26.4  (272.38209 -28.52401) Search nearby
B1950.0 18 06 21.76 -28 32 00.3
Proper motion
RA: -22.2 +/- 6.8 mas/yDec: -16.9 +/- 6.9 mas/ySource: UCAC4
Galactic coord. 2.980 -4.333
Other names

(Internal only)
2MASS J18093169-2831264 AKARI-IRC-V1 J1809316-283127 ASASSN-V J180931.69-283126.4
MACHO 110.22844.684 OGLE-BLG-LPV-259054 OGLE-IV BLG519.03.9507
USNO-A2.0 0600-30784187 VSX J180931.6-283126  
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Variability type
M
Spectral type --
Mag. range
>13.0 - 17.3 Rc
Discoverer Klaus Bernhard, Stefan Hümmerich
Epoch
08 May 1999 (HJD 2451307.0) Ephemeris
Outburst --
Period 205.7 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 = 1.706 (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 E.V. Kazarovets, N.N. Samus, O.V. Durlevich et al., 2019, The 82nd
Name-List of Variable Stars. Part II – RA 18h to 20h and Novae
2019PZ.....39....3K
3 S. Hümmerich, K. Bernhard, 2012, OEJV 149 2012OEJV..149....1H
4 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 = 9.11H = 8.03K = 7.41J - K = 1.71
AllWISE W1 = 6.88W2 = 6.45W3 = 4.55W4 = 3.46W1 - W2 = 0.43W3 - W4 = 1.09
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 09 31.70 -28 31 26.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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2 MACHO 110.22844.684 - lightcurve Hümmerich, Stefan 2012-01-15 01:45 UTC MACHO 110.22844.684 - lightcurve
1 MACHO 110.22844.684 - folded lightcurve Hümmerich, Stefan 2012-01-15 01:45 UTC MACHO 110.22844.684 - folded lightcurve
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2023-02-27 21:01 UTC Period from 2022ApJS..260...46I. Gaia DR3 position.
2 Admin, VSX 2019-11-01 03:09 UTC Update from [2019PZ.....39....3K].
1 Hümmerich, Stefan 2012-01-16 08:27 UTC Initial submission.