2004IAUC.8409....3M


Query : 2004IAUC.8409....3M

2004IAUC.8409....3M - IAU Circ., 8409, 3 (2004/September-0)

Supernovae 2004ed and 2004ek.

MODJAZ M., KIRSHNER R., CHALLIS P., MATHESON T. and CALKINS M.

Abstract (from CDS):

Further to IAUC 8408, M. Modjaz et al. report that a spectrum of SN 2004ed (cf. IAUC 8397), obtained by Calkins on Sept. 10.17, shows it to be a late-time type-II supernova with strong H_alpha emission, an H_beta P-Cyg profile and other elements in absorption. Adopting the NED recession velocity of 7500 km/s for the host galaxy, the expansion velocity derived from the minimum of the H_beta line is 6200 km/s. A spectrum of SN 2004ek (cf. IAUC 8405), obtained on Sept. 14.47, shows it to be most probably a young type- II supernova. The spectrum consists of a featureless and blue continuum and is similar to an early spectrum of SN 1993J (Matheson et al. 2000, A.J. 120, 1487).

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 SN 2004ek SN* 01 09 58.51 +32 22 47.7     17.1     SNII 25 1
2 SN 1993J SN* 09 55 24.77476 +69 01 13.7026   10.8 12.0     SNIIb 1507 1
3 SN 2004ed SN* 19 10 53.62 +73 24 27.6     17.4     SNII 10 1

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