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: 2020/08/13.602 UT

For the years covered, 26861 supernovae and 90 extragalactic novae were reported.
3021 of these supernovae were named by CBAT,
23780 were given possible supernova designations,
and 60 were not reported to CBAT.
304 supernovae were found in NGC/IC galaxies, 1589 were found in named galaxies
196 objects were discovered by amateurs
5 were brighter than 13th Magnitude
194 were brighter than 16th Magnitude
2072 were brighter than 18th Magnitude
2428 Type I supernovae were found
  2097 Type Ia
  60 Type Ib
  71 Type Ic
  191 Type I-pec
651 Type II supernovae were found
  91 Type IIn
  50 Type IIP
  38 Type IIb
  3 Type IIL
  16 Type II-pec
12 LBV (supernova impostors) were found
23673 were untyped
Of the 90 novae that were reported  24 were reported to CBAT and 66 were not
  2 were given official names by CBAT
  55 were found in M31
  10 were found in M81
  7 were found in M33
  62 were untyped


10346 objects were discovered by ZTF (prof) (AT2020rge)
8158 objects were discovered by PS1 (prof) (AT2020rfx)
3651 objects were discovered by ATLAS (prof) (AT2020rgx)
1604 objects were discovered by Gaia (prof) (AT2020rgo)
1148 objects were discovered by ALeRCE (prof) (AT2019vrk)
 683 objects were discovered by PTF (prof) (AT2019zqf)
 317 objects were discovered by MASTER (prof) (AT2020rgc)
 261 objects were discovered by ASAS-SN (prof) (AT2020reu)
 192 objects were discovered by DECam-GROWTH (prof) (AT2019tij)
 113 objects were discovered by OGLE (prof) (AT2020dud)
  81 objects were discovered by CRTS (prof) (AT2020kol)
  74 objects were discovered by DESGW (prof) (AT2020ehy)
  58 objects were discovered by GSNST (prof) (AT2020nsr)
  34 objects were discovered by GOTO (prof) (AT2020qlk)
  29 objects were discovered by XOSS (AT2020qxo)
  25 objects were discovered by Koichi Itagaki (2020nvb)
  21 objects were discovered by Kamil Hornoch et al. (Nova M81 2020-07a?)
  19 objects were discovered by TNTS (prof) (2019pgo)
  12 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2020iic)
   9 objects were discovered by DLT40 (prof) (AT2020juh)
   9 objects were discovered by GRAWITA (prof) (AT2020dpg)
   8 objects were discovered by BraTS (AT2020qui)
   7 objects were discovered by Italian Supernovae Search Project (2020gpe)
   7 objects were discovered by ZUDS (AT2020dax)
   5 objects were discovered by Dennis Denisenko (AT2019xuq)
   5 objects were discovered by LOSS (prof) (2019pjs)
   5 objects were discovered by Perez-Fournon (AT2019ttv)
   5 objects were discovered by SAGUARO (AT2019sgn)
   5 objects were discovered by SPitzer InfraRed Intensive Transients Survey (prof) (SPIRITS19br)
   5 objects were discovered by Stu Parker (AT2020kbv)
   5 objects were discovered by Tim Puckett, Jack Newton, et al. (AT2019kae)
   4 objects were discovered by Gattini (2020qmp)
   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 Berto Monard (AT2019ihd)
   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)
   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 Marco Russiani (AT2019bia)
   1 objects were discovered by Masaomi Tanaka, Nozomu Tominaga, Tomoki Morokuma, and Tomo-e Goze (2019cxx)
   1 objects were discovered by Matthieu Conjat (AT2020end)
   1 objects were discovered by Michael Lundquist (AT2019ehj)
   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 Sebastian Gomez, Griffin Hosseinzadeh, Peter Blanchard, Edo Berger (Harvard CfA) (prof) (2019lwy)
   1 objects were discovered by TMTS (2020esx)
   1 objects were discovered by Travis Mong (2019rfi)
   1 objects were discovered by Walter Robledo (AT2020lri)

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