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Latest Details
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Name
  SV Sgr  
AAVSO UID
000-BCB-069 (238 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 03 57.82 -24 25 34.9  (270.99092 -24.42636) Search nearby
B1950.0 18 00 53.74 -24 25 45.3
Proper motion
RA: 1.6 +/- 3.4 mas/yDec: -4.6 +/- 2.6 mas/ySource: UCAC4
Galactic coord. 5.962 -1.255
Other names

(Internal only)
2MASS J18035783-2425349 AAVSO 1757-24 AN 30.1903
ASASSN-V J180357.89-242534.6 GSC 06846-00211 Gaia21awy
HBC 280 LkHA 109  
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Variability type
INB
Spectral type K0:e-K5e
Mag. range
13.5 - 16.5 p
Discoverer Maximillian Wolf (1903)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team In the nebula M8 (NGC 6523).
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References
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1 Gaia Alerts, 2021 (online data) --
2 H.H.Swope, HA 109, N1, 1940. 1940AnHar.109....1S
3 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
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 = 9.78H = 8.84K = 8.01J - K = 1.77
AllWISE W1 = 6.86W2 = 6.38W3 = 3.41W4 = 0.32W1 - W2 = 0.48W3 - W4 = 3.09
APASS-DR9 B = 13.67V = 12.61g' = 13.09r' = 12.19i' = 11.75B - V = 1.06
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 03 57.82 -24 25 34.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 NGC 6530 Open Cluster 2012A&A...548A..97Z
Revision History
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4 Fernig, Leo 2022-04-22 13:34 UTC Discoverer updated from 1907AnHar..55....1C page 22
3 Otero, Sebastian Alberto 2021-04-09 18:35 UTC Gaia EDR3 position.
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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