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Name
  GDS_J1555338-544635  
AAVSO UID
--  
Constellation
Norma Sequence
J2000.0
15 55 33.85 -54 46 35.8  (238.89104 -54.77661) Search nearby
B1950.0 15 51 39.74 -54 37 50.5
Proper motion
RA: -1.6 +/- 1.6 mas/yDec: -4.5 +/- 1.7 mas/ySource: UCAC4
Galactic coord. 327.462 -0.924
Other names

(Internal only)
ALS 3421 ASAS J155534-5446.6 CD-54 6455
CPD-54 6788 GSC 08701-01080 HD 142152
Hbg 1025 LS 3421 PPM 344364
SAO 243123 TYC 8701-1080-1  
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Variability type
EA
Spectral type B0.5IV
Mag. range
9.62 - 9.86 V
Discoverer --
Epoch
11 Apr 2003 (HJD 2452740.734) Ephemeris
Outburst --
Period 5.6866 d
Rise/eclipse dur. 10%  (14 h)
Remarks
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1 Otero, Sebastian Alberto Eccentric system. Min II= 9.75V at phase 0.33. Duration 6.5%. Apsidal motion. Min I elements given in the table. Min II elements: HJD 2452742.614 + 5.6868 x E. ASAS-3 magnitudes contaminated by GSC 08701-01137 (V= 12.3; sep. 26"). Range has been corrected.
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References
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1 M. Hackstein, Ch. Fein, M. Haas et al., 2015, AN 336, 590 2015AN....336..590H
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
3 13th General Catalogue of MK Spectral Classification (Buscombe, 1998) 1998yCat.3206....0B
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 = 8.77H = 8.72K = 8.65J - K = 0.11
AllWISE W1 = 8.58W2 = 8.61W3 = 9.28W1 - W2 = -0.04
APASS-DR9 B = 10.10g' = 10.34
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2017-08-02 23:00 UTC Phase plot with ASAS-3 data.
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Revision History
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2 Otero, Sebastian Alberto 2017-08-02 23:00 UTC Type, period, epoch, eclipse duration and range from ASAS-3 data. Spectral type from 1998yCat.3206....0B.
1 Admin, VSX 2016-01-03 04:07 UTC Preserved original object data.

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