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Name
EK TrA
AAVSO UID
Constellation
J2000.0
B1950.0
15 09 41.30 -64 54 23.1
Proper motion
RA: -130.3 +/- 5.9 mas/y Dec: -32.6 +/- 6.3 mas/y Source: UCAC4
Galactic coord.
317.225 -6.256
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXS J151401.9-650529
2MASS J15140146-6505320
2RXS J151401.9-650528
AAVSO 1505-64
ASASSN-V J151400.44-650535.6
Downes EK TrA
SON 5005
TIC 455226375
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Variability type
UGSU
Spectral type
--
Mag. range
10.4 - 16.6 V
Discoverer
--
Epoch
Outburst
--
Period
0.06288 d (90.55 min)
Rise/eclipse dur.
--
Remarks
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1
Otero, Sebastian Alberto
VSP Note: 19.0 mag. star 3" to the SW and 14.6 mag. star 9" to the SE.
2
GCVS Team
n star of a pair. For the mean cycle between normal maxima see Table. The mean cycle between supermaxima 442.1d (JD2435200 - 39700), 551.5d (JD2439700 - 44050). Superhumps (delta(M) = 0.26m V) with P = 0.06492d, M - m = 0.26P [N.Vogt, I.Semeniuk, AsAp 89, 223, 1980. ].
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References
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1
T. Kato et al., 2009, arXiv:0905.1757v1 [astro-ph.SR]
2009arXiv0905.1757K
2
R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version)
2005JAD....11....2D
3
R.A. Downes et al., 2001, PASP 113, 764
2001PASP..113..764D
4
N.Vogt, F.M.Bateson, AsAp Suppl 48, N3, 383, 1982.
1982A&AS...48..383V
5
N.Vogt, AsAp 88, 66, 1980.
1980A&A....88...66V
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Location
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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 = 14.36 H = 13.92 K = 13.55 J - K = 0.82
Images
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Supporting Documents
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Revision History
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