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Name
  ASAS J182051+2412.3  
AAVSO UID
--  
Constellation
Hercules Sequence
J2000.0
18 20 50.64 +24 12 22.4  (275.21100 +24.20622) Search nearby
B1950.0 18 18 46.82 +24 10 56.1
Proper motion
RA: 1.6 +/- 2.5 mas/yDec: -4.9 +/- 3.2 mas/ySource: UCAC4
Galactic coord. 51.836 +17.158
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18205063+2412224 ASAS 182051+2412.3 ASASSN-V J182050.54+241222.6
GSC 02093-00774 IRAS 18188+2410 NSVS J1820506+241222
ROTSE1 J182050.64+241224.6    
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Variability type
SRB
Spectral type --
Mag. range
12.3 - 13.2 V
Discoverer --
Epoch
05 May 2004 (HJD 2453131.0) Ephemeris
Outburst --
Period 61.4 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Other periods 52.7 and 217 d.
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References
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1 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 C.Akerlof et al., AJ 119, 1901, 2000. 2000AJ....119.1901A
External Links
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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 = 7.21H = 6.27K = 5.93J - K = 1.28
AllWISE W1 = 5.90W2 = 5.82W3 = 5.63W4 = 5.34W1 - W2 = 0.08W3 - W4 = 0.28
APASS-DR9 B = 14.28V = 12.70g' = 13.37r' = 11.98i' = 10.01B - V = 1.59
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2013-01-23 01:06 UTC Primary record creation. Type, period, epoch and range from ASAS-3 data. UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.