SN 1999ec

SN 1999EC
Event typeSupernova Edit this on Wikidata
SN Ib[1]
DateOctober 2, 1999[2]
ConstellationCanis Major
Right ascension06h 16m 16.16s[2]
Declination−21° 22′ 09.8″[2]
EpochJ2000.0
Galactic coordinates228.6723 -17.0277
Distance31.3 Mpc[1]
HostNGC 2207)
Progenitor38 M☉ star
Peak apparent magnitude17.9[3]
Other designationsSN 1999ec
[edit on Wikidata]

SN 1999ec was a type Ib supernova that was discovered in the interacting galaxy NGC 2207 on October 2, 1999.[2] It was found on images taken with the Katzman Automatic Imaging Telescope at the Lick Observatory.[2] The progenitor is estimated to have had 38 times the mass of the Sun and was 5.34 million years old at the time of the outburst.[1]

  1. ^ a b c Cite error: The named reference aj146_2_30 was invoked but never defined (see the help page).
  2. ^ a b c d e Cite error: The named reference Jha1999 was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference Barbon1999 was invoked but never defined (see the help page).