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: 2020/05/25.105 UT

For the years covered, 23074 supernovae and 82 extragalactic novae were reported.
2558 of these supernovae were named by CBAT,
20457 were given possible supernova designations,
and 59 were not reported to CBAT.
266 supernovae were found in NGC/IC galaxies, 1391 were found in named galaxies
228 objects were discovered by amateurs
5 were brighter than 13th Magnitude
168 were brighter than 16th Magnitude
1797 were brighter than 18th Magnitude
2066 Type I supernovae were found
  1788 Type Ia
  49 Type Ib
  58 Type Ic
  169 Type I-pec
553 Type II supernovae were found
  76 Type IIn
  45 Type IIP
  34 Type IIb
  3 Type IIL
  16 Type II-pec
11 LBV (supernova impostors) were found
20310 were untyped
Of the 82 novae that were reported  21 were reported to CBAT and 61 were not
  2 were given official names by CBAT
  50 were found in M31
  9 were found in M81
  6 were found in M33
  59 were untyped


8867 objects were discovered by ZTF (prof) (AT2020kyt)
6765 objects were discovered by PS1 (prof) (AT2020kyp)
3113 objects were discovered by ATLAS (prof) (AT2020kzc)
1394 objects were discovered by Gaia (prof) (AT2020kyd)
1149 objects were discovered by ALeRCE (prof) (AT2019vrk)
 650 objects were discovered by PTF (prof) (AT2019zqf)
 243 objects were discovered by MASTER (prof) (AT2020kud)
 234 objects were discovered by ASAS-SN (prof) (AT2020kny)
 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)
  49 objects were discovered by GSNST (AT2020kyi)
  26 objects were discovered by XOSS (2020enm)
  22 objects were discovered by Koichi Itagaki (AT2020gdw)
  20 objects were discovered by Kamil Hornoch et al. (Nova M31 2020-04e?)
  19 objects were discovered by TNTS (prof) (2019pgo)
  14 objects were discovered by GOTO (prof) (AT2020kpg)
  12 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2020iic)
  11 objects were discovered by BraTS (AT2020kms)
   9 objects were discovered by DLT40 (prof) (AT2020juh)
   9 objects were discovered by GRAWITA (prof) (AT2020dpg)
   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)
   3 objects were discovered by Emmanuel Conseil (2020epi)
   3 objects were discovered by Gattini (AT2019rsl)
   3 objects were discovered by Jaroslaw Grzegorzek (2019wzj)
   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)
   2 objects were discovered by SGLF (AT2020cjr)
   1 objects were discovered by Amaral (AT2019dkc)
   1 objects were discovered by Denisenko (AT2019zrn)
   1 objects were discovered by Duszanowicz (AT2020fgr)
   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 PSH (AT2020gcr)
   1 objects were discovered by Palomar Gattini-IR collaboration (AT2020kmq)
   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)

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