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Latest Details
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Name
  V2057 Sgr  
AAVSO UID
000-BFG-436 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 52 32.56 -20 11 45.2  (283.13567 -20.19589) Search nearby
B1950.0 18 49 34.84 -20 15 26.5
Proper motion
RA: -3.9 +/- 14.3 mas/yDec: -3.0 +/- 2.7 mas/ySource: UCAC4
Galactic coord. 14.918 -9.291
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18523256-2011452 ASAS J185232-2011.8 ASASSN-V J185232.63-201145.3
GSC 06289-02404 IRAS Z18495-2015  
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Variability type
M
Spectral type --
Mag. range
12.7 - <14.4 V
Discoverer --
Epoch
19 Jun 2001 (HJD 2452080) Ephemeris
Outburst --
Period 241 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto ASAS-3 magnitudes contaminated by several nearby stars. Range has been corrected.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 C.J.Kooreman, Leid Ann 21, N5, 293, 1960. --
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 = 8.54H = 7.61K = 7.16J - K = 1.38
AllWISE W1 = 6.75W2 = 6.46W3 = 5.84W4 = 5.29W1 - W2 = 0.29W3 - W4 = 0.55
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 52 32.56 -20 11 45.2 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 Collinder 394 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2012-09-21 02:51 UTC Primary record creation. Period, epoch and range from ASAS-3 data.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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