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: 2019/09/19.480 UT

For the years covered, 17607 supernovae and 102 extragalactic novae were reported.
2683 of these supernovae were named by CBAT,
14481 were given possible supernova designations,
and 443 were not reported to CBAT.
287 supernovae were found in NGC/IC galaxies, 1508 were found in named galaxies
717 objects were discovered by amateurs
9 were brighter than 13th Magnitude
152 were brighter than 16th Magnitude
1993 were brighter than 18th Magnitude
2139 Type I supernovae were found
  1799 Type Ia
  39 Type Ib
  70 Type Ic
  229 Type I-pec
591 Type II supernovae were found
  73 Type IIn
  62 Type IIP
  43 Type IIb
  3 Type IIL
  18 Type II-pec
9 LBV (supernova impostors) were found
14710 were untyped
Of the 102 novae that were reported  29 were reported to CBAT and 73 were not
  3 were given official names by CBAT
  60 were found in M31
  12 were found in M81
  3 were found in M33
  65 were untyped


5409 objects were discovered by ZTF (prof) (AT2019qia)
4452 objects were discovered by PS1 (prof) (AT2019qhs)
2792 objects were discovered by ATLAS (prof) (AT2019qie)
2100 objects were discovered by Gaia (prof) (AT2019qhx)
 643 objects were discovered by PTF (prof) (AT2019jgz)
 554 objects were discovered by CRTS (prof) (AT2019plq)
 458 objects were discovered by ASAS-SN (prof) (AT2019qgw)
 422 objects were discovered by ALeRCE (AT2019qhr)
 185 objects were discovered by DECam-GROWTH (prof) (AT2019pfg)
 155 objects were discovered by OGLE (prof) (AT2019qem)
  81 objects were discovered by MASTER (prof) (AT2019pry)
  54 objects were discovered by TNTS (prof) (2019pgo)
  40 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2019fzl)
  36 objects were discovered by DESGW (AT2019omt)
  34 objects were discovered by KEGS (prof) (AT2018brr)
  28 objects were discovered by Superluminous Supernovae in the Epoch of Reionization (AT2018gzr)
  24 objects were discovered by Kamil Hornoch et al. (AT2019qcg)
  24 objects were discovered by Koichi Itagaki (Nova M31 2019-09a?)
  23 objects were discovered by XOSS (AT2019gap)
  22 objects were discovered by LOSS (prof) (2019pjs)
  22 objects were discovered by Tim Puckett, Jack Newton, et al. (AT2019kae)
  17 objects were discovered by SPitzer InfraRed Intensive Transients Survey (prof) (SPIRITS19br)
  13 objects were discovered by DLT40 (prof) (2019qar)
   9 objects were discovered by Emmanuel Conseil (AT2019pih)
   9 objects were discovered by GSNST (AT2019plm)
   9 objects were discovered by Malhar R. Kendurkar (AT2018hce)
   9 objects were discovered by Stu Parker (2019icv)
   8 objects were discovered by BraTS (AT2019lvm)
   7 objects were discovered by Italian Supernovae Search Project (2019hbt)
   6 objects were discovered by GRAWITA (prof) (AT2019qca)
   5 objects were discovered by Galaxy Zoo (AT2018lqd)
   5 objects were discovered by Jaroslaw Grzegorzek (AT2019pco)
   3 objects were discovered by Dennis Denisenko (AT2019lza)
   3 objects were discovered by GOTO (AT2019pwm)
   3 objects were discovered by GSNST Team (AT2019ehi)
   2 objects were discovered by Berto Monard (AT2019ihd)
   2 objects were discovered by Clay Sherrod (AT2018arb)
   2 objects were discovered by David Sand, Wen-fai Fong, Kerry Paterson, Michael Lundquist (SAGUARO) (AT2019kys)
   2 objects were discovered by Evgeni Ovcharov et al. (Nova M31 2018-03b)
   2 objects were discovered by George Carey (AT2019agt)
   2 objects were discovered by Masaki Tsuboi (2018apk)
   2 objects were discovered by Patrick Wiggins (2018gwo)
   2 objects were discovered by Perez-Fournon (2019pwj)
   2 objects were discovered by Rohit Chinchwadkar (AT2018feu)
   2 objects were discovered by SkyMapper (prof) (2018bwq)
   1 objects were discovered by AZTEC (Arizona Transient Exploration and Characterization) (AZTEC18xx)
   1 objects were discovered by Amaral (AT2019dkc)
   1 objects were discovered by Blaz Mikuz (AT2018hhm)
   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 Gattini (AT2019qeu)
   1 objects were discovered by Giancarlo Cortini (2018amb)
   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 Koichi Nishiyama and Fujio Kabashima (AT2018hld)
   1 objects were discovered by Lundquist (SAGUARO) (AT2019plo)
   1 objects were discovered by Malhar Kendurkar and Cedric Raguenaud (AT2018fhy)
   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 Michael Lundquist (AT2019ehj)
   1 objects were discovered by Paterson (SAGUARO) (AT2019plr)
   1 objects were discovered by Peter Marples, Greg Bock, Pat Pearl (2019mhm)
   1 objects were discovered by SAGUARO (AT2019pgm)
   1 objects were discovered by Sebastian Gomez, Griffin Hosseinzadeh, Peter Blanchard, Edo Berger (Harvard CfA) (prof) (2019lwy)
   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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