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Latest Details
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Name
  ASAS J175630-5509.7  
AAVSO UID
--  
Constellation
Ara Sequence
J2000.0
17 56 29.57 -55 09 41.6  (269.12321 -55.16156) Search nearby
B1950.0 17 52 19.85 -55 09 17.0
Proper motion
RA: 6.698 +/- 1.330 mas/yDec: -2.969 +/- 1.542 mas/ySource: Gaia DR1
Galactic coord. 337.938 -14.687
Other names

(Internal only)
2MASS J17562956-5509415 ASAS 175630-5509.7 ASASSN-V J175629.60-550942.0
CD-55 7464 CPD-55 8371 GSC 08746-00999
TYC 8746-999-1    
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Variability type
EA
Spectral type --
Mag. range
10.78 - 11.32 V
Discoverer --
Epoch
17 May 2008 (HJD 2454603.796) Ephemeris
Outburst --
Period 11.17812 d
Rise/eclipse dur. 2.5%  (0.279 d)
Remarks
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1 2014MNRAS.441..343S Eccentric system (2014MNRAS.441..343S).
2 Otero, Sebastian Alberto Eccentric system. Min II= 11.19V at phase 0.565. Duration 5%.
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References
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1 Shivvers, I.; Bloom, J. S.; Richards, J. W., 2014, The highly eccentric
detached eclipsing binaries in ACVS and MACC		 2014MNRAS.441..343S
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
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 = 9.91H = 9.73K = 9.66J - K = 0.26
AllWISE W1 = 9.58W2 = 9.60W3 = 9.59W1 - W2 = -0.02
APASS-DR9 B = 11.21V = 10.78g' = 10.94r' = 10.67i' = 10.59B - V = 0.44
GALEX-DR5 FUV = 19.43NUV = 14.90FUV - NUV = 4.53
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2014-12-30 02:02 UTC Primary record creation. Type, period, epoch, eclipse duration and range from ASAS-3 data. UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.

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