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: 2019/05/21.126 UT

For the years covered, 17938 supernovae and 176 extragalactic novae were reported.
2535 of these supernovae were named by CBAT,
14340 were given possible supernova designations,
and 1063 were not reported to CBAT.
361 supernovae were found in NGC/IC galaxies, 1822 were found in named galaxies
406 objects were discovered by amateurs
6 were brighter than 13th Magnitude
219 were brighter than 16th Magnitude
2492 were brighter than 18th Magnitude
2135 Type I supernovae were found
  1769 Type Ia
  38 Type Ib
  78 Type Ic
  214 Type I-pec
590 Type II supernovae were found
  78 Type IIn
  76 Type IIP
  44 Type IIb
  1 Type IIL
  15 Type II-pec
12 LBV (supernova impostors) were found
15148 were untyped
Of the 176 novae that were reported  74 were reported to CBAT and 102 were not
  22 were given official names by CBAT
  92 were found in M31
  32 were found in M81
  2 were found in M33
  118 were untyped


5658 objects were discovered by PS1 (prof) (AT2019fpf)
3246 objects were discovered by ZTF (prof) (AT2019fkl)
3185 objects were discovered by Gaia (prof) (AT2019fpn)
2687 objects were discovered by ATLAS (prof) (AT2019fpd)
1028 objects were discovered by CRTS (prof) (AT2019esn)
 586 objects were discovered by PTF (prof) (AT2017bxn)
 558 objects were discovered by ASAS-SN (prof) (AT2019fny)
 243 objects were discovered by OGLE (prof) (AT2019ddc)
 114 objects were discovered by Dark Energy Survey (prof) (DES17C3ihx)
  97 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2019ejg)
  75 objects were discovered by TNTS (prof) (AT2019csy)
  65 objects were discovered by MASTER (prof) (AT2019fpo)
  60 objects were discovered by SkyMapper (prof) (2018bwq)
  47 objects were discovered by Tim Puckett, Jack Newton, et al. (AT2019dko)
  42 objects were discovered by Kamil Hornoch et al. (Nova M31 2019-04b?)
  39 objects were discovered by SPitzer InfraRed Intensive Transients Survey (prof) (SPIRITS19br)
  34 objects were discovered by KEGS (prof) (AT2018brr)
  33 objects were discovered by DECam-GROWTH (prof) (AT2019fng)
  30 objects were discovered by XOSS (AT2019dlz)
  29 objects were discovered by Koichi Itagaki (AT2019aif)
  28 objects were discovered by LOSS (prof) (AT2019ejn)
  28 objects were discovered by Superluminous Supernovae in the Epoch of Reionization (AT2018gzr)
  24 objects were discovered by Italian Supernovae Search Project (2019cda)
  22 objects were discovered by DLT40 (prof) (2019esa)
  22 objects were discovered by Stu Parker (2018hmy)
  12 objects were discovered by Emmanuel Conseil (AT2019ebb)
  10 objects were discovered by S.C. Williams et al. (Nova M81 2017-12e)
   9 objects were discovered by Malhar R. Kendurkar (AT2018hce)
   7 objects were discovered by Galaxy Zoo (AT2018lov)
   6 objects were discovered by BraTS (AT2019erz)
   6 objects were discovered by Jaroslaw Grzegorzek (2019ehk)
   5 objects were discovered by George Carey (AT2019agt)
   4 objects were discovered by Koichi Nishiyama and Fujio Kabashima (AT2018hld)
   4 objects were discovered by Patrick Wiggins (2018gwo)
   4 objects were discovered by SUNBIRD (2018ec)
   3 objects were discovered by Blaz Mikuz (AT2018hhm)
   3 objects were discovered by GSNST Team (AT2019ehi)
   3 objects were discovered by Giancarlo Cortini (2018amb)
   3 objects were discovered by Ron Arbour (AT2017ims)
   2 objects were discovered by Berto Monard (AT2017iqk)
   2 objects were discovered by Clay Sherrod (AT2018arb)
   2 objects were discovered by Evgeni Ovcharov et al. (Nova M31 2018-03b)
   2 objects were discovered by Marco Russiani (AT2019bia)
   2 objects were discovered by Masaki Tsuboi (2018apk)
   2 objects were discovered by Rohit Chinchwadkar (AT2018feu)
   1 objects were discovered by AZTEC (Arizona Transient Exploration and Characterization) (AZTEC18xx)
   1 objects were discovered by Amaral (AT2019dkc)
   1 objects were discovered by Corona Borealis Observatory Supernova Survey (CSNS) (2018lcd)
   1 objects were discovered by Dennis Denisenko (AT2018jgq)
   1 objects were discovered by GOTO (2019euw)
   1 objects were discovered by Galvez Ranera (AT2018lmm)
   1 objects were discovered by Garrigos Sanchez (AT2018awk)
   1 objects were discovered by Greg Bock (2018ecf)
   1 objects were discovered by Herman Mikuz (PIKA) (2018kzc)
   1 objects were discovered by Jordi Camarasa (AT2018bro)
   1 objects were discovered by Malhar Kendurkar and Cedric Raguenaud (AT2018fhy)
   1 objects were discovered by Martin Henze et al. (prof) (Nova M31 2017-11d?)
   1 objects were discovered by Masaomi Tanaka, Nozomu Tominaga, Tomoki Morokuma, and Tomo-e Goze (2019cxx)
   1 objects were discovered by Michael Lundquist (AT2019ehj)
   1 objects were discovered by Pat Pearl (2017ixh)
   1 objects were discovered by Ralph Carter (AT2018rt)
   1 objects were discovered by Roberto De Lorenzo (AT2017ixb)
   1 objects were discovered by SKYS (2017jzk)
   1 objects were discovered by SWIFT (prof) (2017iuk)
   1 objects were discovered by Witold Caban (AT2018hik)
   1 objects were discovered by Yuji Tanaka (2018ast)
   1 objects were discovered by ePESSTO (AT2018cux)

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