Supernova discovery statistics
This list of objects going back 18 months.
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Page re-generated at: 2020/08/06.100 UT
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For the years covered, 26666 supernovae and 89 extragalactic novae were reported. 2992 of these supernovae were named by CBAT, 23614 were given possible supernova designations, and 60 were not reported to CBAT. 303 supernovae were found in NGC/IC galaxies, 1575 were found in named galaxies 198 objects were discovered by amateurs 9 were brighter than 13th Magnitude 200 were brighter than 16th Magnitude 2056 were brighter than 18th Magnitude 2404 Type I supernovae were found 2074 Type Ia 60 Type Ib 70 Type Ic 190 Type I-pec 646 Type II supernovae were found 90 Type IIn 50 Type IIP 38 Type IIb 3 Type IIL 16 Type II-pec 12 LBV (supernova impostors) were found 23441 were untyped Of the 89 novae that were reported 24 were reported to CBAT and 65 were not 2 were given official names by CBAT 54 were found in M31 10 were found in M81 7 were found in M33 61 were untyped 10249 objects were discovered by ZTF (prof) (AT2020qut) 8076 objects were discovered by PS1 (prof) (AT2020qtp) 3624 objects were discovered by ATLAS (prof) (AT2020qqp) 1629 objects were discovered by Gaia (prof) (AT2020qtq) 1148 objects were discovered by ALeRCE (prof) (AT2019vrk) 683 objects were discovered by PTF (prof) (AT2019zqf) 301 objects were discovered by MASTER (prof) (AT2020qtg) 260 objects were discovered by ASAS-SN (prof) (AT2020qqs) 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) (AT2020qlw) 28 objects were discovered by XOSS (Nova M33 2020-06a?) 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 BraTS (AT2020qui) 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 Gattini (2020qmp) 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 Berto Monard (AT2020ptx) 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 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 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 Romanov (AT2020quo) 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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