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Latest Details
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Name
  EC 01541-1409  
AAVSO UID
000-BMJ-410 (3024 observations)  
Constellation
Cetus Sequence
J2000.0
01 56 31.90 -13 54 26.4  (29.13292 -13.90733) Search nearby
B1950.0 01 54 06.21 -14 08 58.8
Proper motion
RA: 4.5 +/- 1.4 mas/yDec: -112.7 +/- 1.7 mas/ySource: UCAC4
Galactic coord. 175.134 -69.865
Other names

(Internal only)
2MASS J01563189-1354263 ASAS J015632-1354.4 GD 1053
GSC 05280-01715    
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Variability type
V361HYA
Spectral type sdB
Mag. range
12.29 (0.04) V
Discoverer --
Epoch
--
Outburst --
Period 0.00163 d  (2.35 min)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Many pulsation frequencies covering a large frequency range. The period given is for the highest amplitude frequency.
2 2010arXiv1001.3657O Periods between 78 and 146 seconds.
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References
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1 Reed, M. D.; Kilkenny, D.; O'Toole, S.; et al., 2012, Multiyear and
multisite photometric campaigns on the bright high-amplitude pulsating
subdwarf B star EC 01541-1409
2012MNRAS.421..181R
2 R.H. Ostensen et al., 2010, arXiv:1001.3657v1 [astro-ph.SR] 2010arXiv1001.3657O
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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 = 12.41H = 12.16K = 12.19J - K = 0.22
AllWISE W1 = 12.16W2 = 12.16W3 = 12.57W1 - W2 = 0.00
APASS-DR9 B = 12.15V = 12.29g' = 12.16r' = 12.49i' = 12.74B - V = -0.14
GALEX-DR5 NUV = 11.90
SDSS-DR12 u = 12.33g = 12.09r = 12.62i = 12.81z = 13.51u - g = 0.24r - i = -0.19
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2017-06-29 15:57 UTC Spectral type, period and amplitude from 2012MNRAS.421..181R. Mean magnitude from APASS and ASAS-3 data.
1 Admin, VSX 2010-01-21 22:18 UTC Preserved original object data.