2012CBET.3223....2M


Query : 2012CBET.3223....2M

2012CBET.3223....2M - Central Bureau Electronic Telegrams, 3223, 2 (2012/September-0)

Supernova 2012eq in ESO 412-1 = PSN J01001437-3048309.

MORRELL N.

Abstract (from CDS):

N. Morrell, Las Campanas Observatory, on behalf of the Carnegie Supernova Project, reports that an optical spectrogram (range 380-920 nm) of PSN J01001437-3048309 = SN 2012eq was obtained on Sept. 8.38 UT with the du Pont telescope (+ WFCCD). Inspection of the data showed that 2012eq is a type-Ia supernova at several days past maximum brightness. Cross-correlation with a library of supernova spectra using the Supernova Identification tool (SNID; Blondin and Tonry 2007, Ap.J. 666, 1024) provides excellent matches with a number of type-Ia events between 5 and 12 days after maximum light, the best comparison being 1992A at 8 days past maximum. SNID also suggests for 2012eq a redshift of 0.0323, in coincidence with the recession velocity of 9661 km/s given in NED for ESO 412-1 (Jones et al. 2009, "The 6dF Galaxy Survey Data Release 3").

Abstract Copyright: ∼

Journal keyword(s):

Simbad objects: 3

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Number of rows : 3
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 MCG-05-03-021 Sy2 01 00 13.6340493240 -30 48 37.126759248   14.72   13.69   ~ 17 0
2 SN 2012eq SN* 01 00 14.37 -30 48 30.9           SNIa 4 1
3 SN 1992A SN* 03 36 27.41 -34 57 31.4   12.56 12.50     SNIa 409 1

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