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Latest Details
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Name
  V1803 Sgr  
AAVSO UID
000-BFG-219 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 04 48.52 -24 26 40.4  (271.20216 -24.44456) Search nearby
B1950.0 18 01 44.42 -24 26 54.7
Galactic coord. 6.040 -1.432
Other names

(Internal only)
2MASS J18044862-2426407 Cl* NGC 6530 SCB 862 Cl* NGC 6530 WFI 13474
[ABM2007] 44 [KA2010] II 158  
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Variability type
IN
Spectral type --
Mag. range
16.9: - 17.1: V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: The ~13.7 Vmag. star NSV 24241 is 5" to the NNE.
2 Otero, Sebastian Alberto V= 16.90 (2000AJ....120..333S); V= 17.10 (2005A&A...430..941P); J-K= 2.5. GCVS range 15.7 - 16.8 p.
3 GCVS Team In the nebula and the cluster NGC 6530 (M8). Var64. SP component of a close pair.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties
2018A&A...616A...1G
2 Prisinzano, L.; et al., 2005, The star formation region NGC 6530: Distance,
ages and initial mass function
2005A&A...430..941P
3 M.Petit, Asiago Contr N98, 1958. --
4 M.F.Walker, ApJ 125, 636, 1957. 1957ApJ...125..636W
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 = 12.60H = 11.02K = 10.06J - K = 2.53
AllWISE W1 = 8.67W2 = 8.41W3 = 5.71W4 = 1.44W1 - W2 = 0.25W3 - W4 = 4.27
Images
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Supporting Documents
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Stellar Association Membership
 NGC 6530 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2020-05-15 00:33 UTC Gaia DR2 position.
3 Otero, Sebastian Alberto 2015-07-01 20:07 UTC UCAC4 position. Range from 2000AJ....120..333S and 2005A&A...430..941P.
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.