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Latest Details
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Name
  GU Sgr  
AAVSO UID
000-BCC-270 (10423 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 24 15.57 -24 15 26.4  (276.06487 -24.25733) Search nearby
B1950.0 18 21 11.84 -24 17 05.8
Proper motion
RA: 7.907 +/- 3.700 mas/yDec: 3.098 +/- 3.576 mas/ySource: Gaia DR1
Galactic coord. 8.314 -5.240
Other names

(Internal only)
2MASS J18241558-2415264 AAVSO 1818-24 CD-24 14284
HV 4053 WISE J182415.58-241526.2  
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Variability type
RCB
Spectral type C(R0)
Mag. range
10.2 - 16.6 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team There are also light variations with P = 37.5d, 0.4m <= A(V) <= 1.5m [F.M.Bateson, A.F.Jones, NZ Circ N193, 1972.].
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References
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1 D.Hoffleit, AJ 64, 241, 1959. 1959AJ.....64..241H
2 F.M.Bateson, A.F.Jones, I.Stranson, Charts for Southern Variables. ser.4,
1967-68.
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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 = 8.27K = 7.99J - K = 0.55
AllWISE W1 = 5.96W2 = 4.56W3 = 3.06W4 = 2.59W1 - W2 = 1.41W3 - W4 = 0.48
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2011-07-12 14:19 UTC Range from ASAS-3 and AAVSO V-data.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.