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: 2019/03/20.488 UT

For the years covered, 16618 supernovae and 164 extragalactic novae were reported.
2337 of these supernovae were named by CBAT,
13166 were given possible supernova designations,
and 1115 were not reported to CBAT.
340 supernovae were found in NGC/IC galaxies, 1797 were found in named galaxies
380 objects were discovered by amateurs
6 were brighter than 13th Magnitude
208 were brighter than 16th Magnitude
2353 were brighter than 18th Magnitude
1985 Type I supernovae were found
  1634 Type Ia
  34 Type Ib
  76 Type Ic
  198 Type I-pec
537 Type II supernovae were found
  69 Type IIn
  74 Type IIP
  44 Type IIb
  1 Type IIL
  15 Type II-pec
12 LBV (supernova impostors) were found
14030 were untyped
Of the 164 novae that were reported  72 were reported to CBAT and 92 were not
  22 were given official names by CBAT
  89 were found in M31
  31 were found in M81
  2 were found in M33
  106 were untyped


5457 objects were discovered by PS1 (prof) (AT2019avz)
3089 objects were discovered by Gaia (prof) (AT2019bzu)
2599 objects were discovered by ATLAS (prof) (AT2019bzc)
2340 objects were discovered by ZTF (prof) (AT2019bzg)
1074 objects were discovered by CRTS (prof) (AT2019bzi)
 526 objects were discovered by ASAS-SN (prof) (2019btp)
 263 objects were discovered by OGLE (prof) (AT2019bto)
 114 objects were discovered by Dark Energy Survey (prof) (DES17C3ihx)
  92 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (AT2019brd)
  73 objects were discovered by TNTS (prof) (2019bzb)
  60 objects were discovered by SkyMapper (prof) (2018bwq)
  58 objects were discovered by MASTER (prof) (AT2019bze)
  45 objects were discovered by Tim Puckett, Jack Newton, et al. (AT2019bvt)
  40 objects were discovered by Kamil Hornoch et al. (AT2019bsd)
  34 objects were discovered by KEGS (prof) (AT2018brr)
  31 objects were discovered by Koichi Itagaki (AT2019aif)
  31 objects were discovered by SPitzer InfraRed Intensive Transients Survey (prof) (SPIRITS18eo)
  29 objects were discovered by XOSS (AT2019bqe)
  28 objects were discovered by Superluminous Supernovae in the Epoch of Reionization (AT2018gzr)
  27 objects were discovered by LOSS (prof) (AT2018hrg)
  23 objects were discovered by Italian Supernovae Search Project (AT2018hhy)
  22 objects were discovered by Stu Parker (2018hmy)
  21 objects were discovered by DLT40 (prof) (2018lab)
  11 objects were discovered by Emmanuel Conseil (AT2018lcl)
  10 objects were discovered by S.C. Williams et al. (Nova M81 2017-12e)
   9 objects were discovered by Malhar R. Kendurkar (AT2018hce)
   5 objects were discovered by BraTS (AT2018ffa)
   5 objects were discovered by George Carey (AT2019agt)
   5 objects were discovered by Jaroslaw Grzegorzek (2018hhn)
   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 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 Dennis Denisenko (AT2019sm)
   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 Antarctic Transient Survey (ATS) (prof) (2017fbq)
   1 objects were discovered by Corona Borealis Observatory Supernova Survey (CSNS) (2018lcd)
   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 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 STARGATE (2017htp)
   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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