Supernova discovery statistics

This list of objects going back 18 months. If there are other statistics you are interested in, please let me know.
Page re-generated at: 2021/08/01.068 UT

For the years covered, 32320 supernovae and 83 extragalactic novae were reported.
3300 of these supernovae were named by CBAT,
29014 were given possible supernova designations,
and 6 were not reported to CBAT.
295 supernovae were found in NGC/IC galaxies, 1810 were found in named galaxies
547 objects were discovered by amateurs
14 were brighter than 13th Magnitude
217 were brighter than 16th Magnitude
1771 were brighter than 18th Magnitude
2624 Type I supernovae were found
  2257 Type Ia
  58 Type Ib
  66 Type Ic
  221 Type I-pec
674 Type II supernovae were found
  93 Type IIn
  39 Type IIP
  37 Type IIb
  0 Type IIL
  15 Type II-pec
11 LBV (supernova impostors) were found
28878 were untyped
Of the 83 novae that were reported  11 were reported to CBAT and 72 were not
  0 were given official names by CBAT
  52 were found in M31
  8 were found in M81
  5 were found in M33
  47 were untyped


14701 objects were discovered by ZTF (prof) (AT2021ukw)
10642 objects were discovered by PS1 (prof) (AT2021uin)
4262 objects were discovered by ATLAS (prof) (AT2021ujy)
1555 objects were discovered by Gaia (prof) (AT2021ukl)
 355 objects were discovered by DESIRT (AT2021muj)
 325 objects were discovered by MASTER (prof) (AT2021ufc)
 158 objects were discovered by ASAS-SN (prof) (AT2021ulz)
 123 objects were discovered by GSNST (prof) (AT2021tmn)
  46 objects were discovered by XOSS (AT2021scc)
  45 objects were discovered by DESGW (prof) (AT2021ctp)
  45 objects were discovered by GOTO (prof) (AT2021lwh)
  20 objects were discovered by Koichi Itagaki (Nova M33 2021-07a?)
  15 objects were discovered by BraTS (AT2021tlz)
  15 objects were discovered by GEOTS (AT2021uku)
  10 objects were discovered by CRTS (prof) (AT2020adnv)
   9 objects were discovered by DLT40 (prof) (AT2021nzz)
   9 objects were discovered by Kamil Hornoch et al. (AT2021poc)
   7 objects were discovered by Italian Supernovae Search Project (AT2021bfs)
   7 objects were discovered by ZUDS (AT2020dax)
   6 objects were discovered by OGLE (prof) (AT2020dud)
   6 objects were discovered by Stu Parker (AT2021skl)
   4 objects were discovered by SGLF (AT2021jtm)
   3 objects were discovered by AHTS (AT2020acxh)
   3 objects were discovered by DogsHeavenTS (AT2020pwm)
   3 objects were discovered by Duszanowicz (2020ohg)
   3 objects were discovered by GRAWITA (prof) (AT2020dpg)
   2 objects were discovered by Jacques (AT2021fwv)
   2 objects were discovered by SAGUARO (AT2020abgu)
   2 objects were discovered by TMTS (2020uyn)
   1 objects were discovered by Emmanuel Conseil (2020epi)
   1 objects were discovered by Filipp Romanov (AT2020quo)
   1 objects were discovered by Klaus Kretzschmar (AT2021efp)
   1 objects were discovered by Kuin (AT2020aafv)
   1 objects were discovered by Kumar (AT2021uih)
   1 objects were discovered by Lundquist (AT2020arf)
   1 objects were discovered by Marco Iozzi (AT2021rbb)
   1 objects were discovered by Matthieu Conjat (AT2020end)
   1 objects were discovered by Neagu (AT2020htx)
   1 objects were discovered by PGIR (prof) (2020qmp)
   1 objects were discovered by PIKA (AT2020ler)
   1 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2020iic)
   1 objects were discovered by PSH (AT2020gcr)
   1 objects were discovered by PTF (prof) (AT2020aeut)
   1 objects were discovered by Patrick Wiggins (2020dpw)
   1 objects were discovered by Tercu (AT2020rte)
   1 objects were discovered by Vzquez Rami (2020admb)
   1 objects were discovered by Walter Robledo (AT2020lri)
   1 objects were discovered by unknown (2021ekf)

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