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: 2021/04/13.126 UT

For the years covered, 41538 supernovae and 137 extragalactic novae were reported.
4671 of these supernovae were named by CBAT,
36806 were given possible supernova designations,
and 61 were not reported to CBAT.
404 supernovae were found in NGC/IC galaxies, 2415 were found in named galaxies
488 objects were discovered by amateurs
11 were brighter than 13th Magnitude
276 were brighter than 16th Magnitude
2745 were brighter than 18th Magnitude
3694 Type I supernovae were found
  3179 Type Ia
  75 Type Ib
  105 Type Ic
  318 Type I-pec
1001 Type II supernovae were found
  150 Type IIn
  70 Type IIP
  56 Type IIb
  3 Type IIL
  28 Type II-pec
17 LBV (supernova impostors) were found
36664 were untyped
Of the 137 novae that were reported  25 were reported to CBAT and 112 were not
  2 were given official names by CBAT
  87 were found in M31
  12 were found in M81
  9 were found in M33
  82 were untyped


18088 objects were discovered by ZTF (prof) (AT2021jjr)
13051 objects were discovered by PS1 (prof) (AT2021iwx)
5711 objects were discovered by ATLAS (prof) (AT2021jje)
2230 objects were discovered by Gaia (prof) (AT2021jkq)
 711 objects were discovered by PTF (prof) (AT2020aeut)
 399 objects were discovered by MASTER (prof) (AT2021jja)
 326 objects were discovered by ASAS-SN (prof) (AT2021jiu)
 205 objects were discovered by DESIRT (AT2021jhn)
 128 objects were discovered by GSNST (prof) (AT2021hun)
 113 objects were discovered by OGLE (prof) (AT2020dud)
  84 objects were discovered by DESGW (prof) (AT2021ctp)
  83 objects were discovered by CRTS (prof) (AT2020adnv)
  58 objects were discovered by XOSS (AT2021jba)
  49 objects were discovered by GOTO (prof) (AT2021gwr)
  32 objects were discovered by Koichi Itagaki (2021hpr)
  23 objects were discovered by Kamil Hornoch et al. (AT2020aafw)
  16 objects were discovered by BraTS (AT2021jkh)
  15 objects were discovered by DLT40 (prof) (AT2021jby)
  12 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2020iic)
  12 objects were discovered by SAGUARO (AT2020abgu)
  11 objects were discovered by Italian Supernovae Search Project (AT2021bfs)
   9 objects were discovered by GRAWITA (prof) (AT2020dpg)
   7 objects were discovered by ZUDS (AT2020dax)
   6 objects were discovered by Stu Parker (AT2021gfp)
   5 objects were discovered by Dennis Denisenko (AT2019xuq)
   5 objects were discovered by LOSS (prof) (2019pjs)
   5 objects were discovered by Perez-Fournon (AT2019ttv)
   4 objects were discovered by PGIR (prof) (2020qmp)
   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 Emmanuel Conseil (2020epi)
   3 objects were discovered by Jaroslaw Grzegorzek (2019wzj)
   3 objects were discovered by SGLF (AT2020nwn)
   2 objects were discovered by GLGW (AT2019ytf)
   2 objects were discovered by Jacques (AT2021fwv)
   2 objects were discovered by Lundquist (AT2020arf)
   2 objects were discovered by TMTS (2020uyn)
   1 objects were discovered by Amaral (AT2019dkc)
   1 objects were discovered by Denisenko (AT2019zrn)
   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 Matthieu Conjat (AT2020end)
   1 objects were discovered by Neagu (AT2020htx)
   1 objects were discovered by PIKA (AT2020ler)
   1 objects were discovered by PSH (AT2020gcr)
   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 (10LYSEnhv)

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