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Latest Details
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Name
  SZ Cru  
AAVSO UID
000-BDN-187 (1288 observations)  
Constellation
Crux Sequence
J2000.0
12 15 25.11 -58 30 00.7  (183.85462 -58.50019) Search nearby
B1950.0 12 12 44.78 -58 13 20.3
Proper motion
RA: -8.2 +/- 4.2 mas/yDec: -1.4 +/- 1.3 mas/ySource: UCAC4
Galactic coord. 298.229 +4.042
Other names

(Internal only)
2MASS J12152509-5830007 ASASSN-V J121525.17-583000.5 CD-57 4376
CPD-57 5356 GSC 08645-02067 IOMC 8645000032
LLNS 7741 TIC 390319002  
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Variability type
EA
Spectral type --
Mag. range
11.43 - 12.37 V
Discoverer --
Epoch
17 May 2013 (HJD 2456430.0678) Ephemeris
Outburst --
Period 1.974312 d
Rise/eclipse dur. 17%  (8.06 h)
Remarks
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References
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1 Streamer, M.; Byron, J.; Moriarty, D. J. W.; et al., 2015, Revised Light
Elements of 78 Southern Eclipsing Binary Systems
2015JAVSO..43...67S
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 S.W. Dvorak, 2004, IBVS 5542 2004IBVS.5542....1D
4 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
5 P.Th.Oosterhoff, BAN 4, 183, 1928. 1928BAN.....4..183O
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 = 11.10H = 10.93K = 10.80J - K = 0.30
APASS-DR9 B = 11.71V = 11.36g' = 11.54r' = 11.30i' = 11.17B - V = 0.35
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2021-07-23 18:29 UTC Type, period and range from ASAS-3 data. Epoch from 2015JAVSO..43...67S. Gaia EDR3 position.
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-04-04 03:33 UTC Update from [2004IBVS.5542....1D].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.