Supernova discovery statistics for 2021

These are supernova stastics for the year 2021. If there are other statistics you are interested in, please let me know.
Page re-generated at: 2021/07/31.620 UT

For the year 2021, 13028 supernovae and 17 extragalactic novae were reported.
1253 of these supernovae were named by CBAT,
11774 were given possible supernova designations,
and 1 were not reported to CBAT.
116 supernovae were found in NGC/IC galaxies, 872 were found in named galaxies
416 objects were discovered by amateurs
9 were brighter than 13th Magnitude
77 were brighter than 16th Magnitude
603 were brighter than 18th Magnitude
1006 Type I supernovae were found
  853 Type Ia
  22 Type Ib
  17 Type Ic
  96 Type I-pec
237 Type II supernovae were found
  34 Type IIn
  8 Type IIP
  19 Type IIb
  0 Type IIL
  5 Type II-pec
3 LBV (supernova impostors) were found
11708 were untyped
Of the 17 novae that were reported  3 were reported to CBAT and 14 were not
  0 were given official names by CBAT
  12 were found in M31
  1 were found in M81
  2 were found in M33
  7 were untyped


6201 objects were discovered by ZTF (prof) (AT2021uko)
3941 objects were discovered by PS1 (prof) (AT2021uin)
1755 objects were discovered by ATLAS (prof) (AT2021ujy)
 551 objects were discovered by Gaia (prof) (AT2021ukl)
 355 objects were discovered by DESIRT (AT2021muj)
  63 objects were discovered by ASAS-SN (prof) (AT2021ufe)
  59 objects were discovered by MASTER (prof) (AT2021ufc)
  38 objects were discovered by GSNST (prof) (AT2021tmn)
  16 objects were discovered by XOSS (AT2021scc)
  15 objects were discovered by GOTO (prof) (AT2021lwh)
  14 objects were discovered by GEOTS (AT2021tzn)
  10 objects were discovered by BraTS (AT2021tlz)
   7 objects were discovered by Koichi Itagaki (Nova M33 2021-07a?)
   6 objects were discovered by DESGW (prof) (AT2021ctp)
   3 objects were discovered by DLT40 (prof) (AT2021nzz)
   3 objects were discovered by Stu Parker (AT2021skl)
   2 objects were discovered by Kamil Hornoch et al. (AT2021poc)
   1 objects were discovered by Italian Supernovae Search Project (AT2021bfs)
   1 objects were discovered by Jacques (AT2021fwv)
   1 objects were discovered by Klaus Kretzschmar (AT2021efp)
   1 objects were discovered by Kumar (AT2021uih)
   1 objects were discovered by Marco Iozzi (AT2021rbb)
   1 objects were discovered by SGLF (AT2021jtm)

Back to Archives
Back to Latest Supernovae