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Details for Revision 2
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Name
  ASAS J180057-2333.8  
AAVSO UID
--  
Constellation
Sagittarius Sequence
J2000.0
18 00 57.07 -23 33 41.9  (270.23779 -23.56164) Search nearby
B1950.0 17 57 54.21 -23 33 39.4
Galactic coord. 6.374 -0.230
Other names

(Internal only)
2MASS J18005707-2333420 ASAS 180057-2333.8 CD-23 13767
GDS_J1800577-233341 GSC 06842-01399 TYC 6842-1399-1
[HHR2012] J180057.1-233342    
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Variability type
EA/GS
Spectral type K1II+K4II
Mag. range
10.38 - 11.25 V
Discoverer --
Epoch
30 Mar 2003 (HJD 2452728.82) Ephemeris
Outburst --
Period 269.496 d
Rise/eclipse dur. 10%  (26.9 d)
Remarks
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1 Otero, Sebastian Alberto Min II= 10.92 V. ASAS-3 magnitudes contaminated by 2MASS J18005786-2333598 (V= 14.1; sep. 21") and UCAC4 333-134541 (V= 14.3; sep. 22"). Range has been corrected.
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References
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1 Suchomska, K.; et al., 2015, The Araucaria Project: accurate stellar
parameters and distance to evolved eclipsing binary ASAS J180057-2333.8 in
Sagittarius Arm
2015MNRAS.451..651S
2 Suchomska, K.; et al., 2015, The Araucaria Project: accurate stellar
parameters and distance to evolved eclipsing binary ASAS J180057-2333.8 in
Sagittarius Arm
2015MNRAS.451..651S
3 M. Haas, M. Hackstein, M. Ramolla, H. Drass, R. Watermann, R. Lemke, R.
Chini, 2012, AN 333, 706
2012AN....333..706H
4 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
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Supporting Documents
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Stellar Association Membership
 Ruprecht 139 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Zalezsak, Tamas 2016-03-24 01:07 UTC UCAC4 position.
2 Otero, Sebastian Alberto 2016-03-23 19:47 UTC Type, elements and spectral type from 2015MNRAS.451..651S. Range and eclipse durartion from ASAS-3 data. UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.