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: 2021/01/27.604 UT

For the years covered, 36646 supernovae and 131 extragalactic novae were reported.
4160 of these supernovae were named by CBAT,
32426 were given possible supernova designations,
and 60 were not reported to CBAT.
367 supernovae were found in NGC/IC galaxies, 2075 were found in named galaxies
268 objects were discovered by amateurs
11 were brighter than 13th Magnitude
248 were brighter than 16th Magnitude
2559 were brighter than 18th Magnitude
3290 Type I supernovae were found
  2841 Type Ia
  71 Type Ib
  97 Type Ic
  274 Type I-pec
907 Type II supernovae were found
  137 Type IIn
  65 Type IIP
  50 Type IIb
  3 Type IIL
  23 Type II-pec
15 LBV (supernova impostors) were found
32245 were untyped
Of the 131 novae that were reported  25 were reported to CBAT and 106 were not
  3 were given official names by CBAT
  83 were found in M31
  12 were found in M81
  9 were found in M33
  82 were untyped


14651 objects were discovered by ZTF (prof) (AT2021awh)
11649 objects were discovered by PS1 (prof) (AT2021bfm)
4947 objects were discovered by ATLAS (prof) (AT2021beo)
2085 objects were discovered by Gaia (prof) (AT2021bgc)
1148 objects were discovered by ALeRCE (prof) (AT2019vrk)
 709 objects were discovered by PTF (prof) (AT2020aeut)
 381 objects were discovered by MASTER (prof) (AT2021bbn)
 306 objects were discovered by ASAS-SN (prof) (2021ads)
 192 objects were discovered by DECam-GROWTH (prof) (AT2019tij)
 113 objects were discovered by OGLE (prof) (AT2020dud)
 108 objects were discovered by GSNST (prof) (AT2021bfr)
  83 objects were discovered by CRTS (prof) (AT2020adnv)
  78 objects were discovered by DESGW (prof) (AT2020aava)
  56 objects were discovered by XOSS (AT2021bfp)
  37 objects were discovered by GOTO (prof) (AT2021bgd)
  28 objects were discovered by Koichi Itagaki (2020abgq)
  23 objects were discovered by Kamil Hornoch et al. (AT2020aafw)
  19 objects were discovered by TNTS (prof) (2019pgo)
  12 objects were discovered by DLT40 (prof) (2020acli)
  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 BraTS (AT2020tcl)
   9 objects were discovered by GRAWITA (prof) (AT2020dpg)
   7 objects were discovered by ZUDS (AT2020dax)
   5 objects were discovered by AHTS (AT2021ayk)
   5 objects were discovered by Dennis Denisenko (AT2019xuq)
   5 objects were discovered by LOSS (prof) (2019pjs)
   5 objects were discovered by PGIR (prof) (2020qmp)
   5 objects were discovered by Perez-Fournon (AT2019ttv)
   5 objects were discovered by Stu Parker (AT2020kbv)
   5 objects were discovered by Tim Puckett, Jack Newton, et al. (AT2019kae)
   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 David Sand, Wen-fai Fong, Kerry Paterson, Michael Lundquist (SAGUARO) (AT2019kys)
   2 objects were discovered by GLGW (AT2019ytf)
   2 objects were discovered by George Carey (AT2019rsi)
   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 Jacques (AT2020ssd)
   1 objects were discovered by Koichi Nishiyama and Fujio Kabashima (Nova M31 2008-12a)
   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 Nicholas Vieira (AT2019aacd)
   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 Paul Kuin (AT2019sbk)
   1 objects were discovered by Peter Marples, Greg Bock, Pat Pearl (2019mhm)
   1 objects were discovered by Tercu (AT2020rte)
   1 objects were discovered by Travis Mong (2019rfi)
   1 objects were discovered by Vázquez Ramió (2020admb)
   1 objects were discovered by Walter Robledo (AT2020lri)
   1 objects were discovered by unknown (10LYSEnhv)

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