Supernova discovery statistics for 2020
These are supernova stastics for the year 2020.
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Page re-generated at: 2024/09/24.014 UT
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For the year 2020, 21805 supernovae and 67 extragalactic novae were reported. 2095 of these supernovae were named by TNS, 19705 were given possible supernova designations, and 5 were not reported to TNS. 180 supernovae were found in NGC/IC galaxies, 14306 were found in named galaxies 126 objects were discovered by amateurs 5 were brighter than 13th Magnitude 136 were brighter than 16th Magnitude 1162 were brighter than 18th Magnitude 1659 Type I supernovae were found 1500 Type Ia 8 Type Ia-02cx 15 Type Ia-91bg 43 Type Ia-91T 20 Type Ia-pec 56 Type Ib 6 Type Ibn 2 Type Ib-pec 70 Type Ic 0 Type Icn 17 Type Ic-pec 23 Type SLSN-I 471 Type II supernovae were found 61 Type IIn 35 Type IIP 21 Type IIb 0 Type IIL 19 Type SLSN-II 3 Type II-pec 8 LBV (supernova impostors) were found 2376 were not supernovae or Extragalactic novae. 17272 were untyped Of the 67 novae that were reported 8 were reported to TNS and 59 were not 0 were given official names by TNS 41 were found in M31 7 were found in M81 3 were found in M33 41 were untyped 8787 objects were discovered by ZTF (prof) (AT2020aesw) 6739 objects were discovered by PS1 (prof) (AT2020aewe) 2960 objects were discovered by Gaia (prof) (2020aesn) 2527 objects were discovered by ATLAS (prof) (2020aerh) 345 objects were discovered by MASTER (prof) (AT2020aete) 108 objects were discovered by ASAS-SN (prof) (2020adow) 90 objects were discovered by GSNST (prof) (AT2020aera) 50 objects were discovered by ANTARES (prof) (AT2020afey) 49 objects were discovered by XOSS (AT2020aesf) 40 objects were discovered by DESGW (prof) (AT2020aava) 30 objects were discovered by GOTO (prof) (AT2020acvg) 25 objects were discovered by BraTS (prof) (AT2020uti) 14 objects were discovered by Koichi Itagaki (2020abgq) 10 objects were discovered by CRTS (prof) (AT2020adnv) 9 objects were discovered by PGIR (prof) (AT2020abap) 7 objects were discovered by Italian Supernovae Search Project (AT2020aazg) 7 objects were discovered by Kamil Hornoch et al. (AT2020aafw) 7 objects were discovered by ZUDS (AT2020dax) 6 objects were discovered by DLT40 (prof) (2020acli) 6 objects were discovered by OGLE (prof) (AT2020dud) 4 objects were discovered by AHTS (AT2020acxh) 3 objects were discovered by DogsHeavenTS (AT2020pwm) 3 objects were discovered by Duszanowicz (2020ohg) 3 objects were discovered by GRAWITA (prof) (AT2020dpg) 3 objects were discovered by Jacques (AT2020ssd) 3 objects were discovered by SGLF (prof) (AT2020nwn) 3 objects were discovered by Stu Parker (AT2020kbv) 2 objects were discovered by PTF (prof) (AT2020aeut) 2 objects were discovered by SAGUARO (AT2020abgu) 2 objects were discovered by TMTS (2020uyn) 1 objects were discovered by Emmanuel Conseil (2020epi) 1 objects were discovered by Filipp Romanov (AT2020quo) 1 objects were discovered by Kuin (AT2020aafv) 1 objects were discovered by Lundquist (AT2020arf) 1 objects were discovered by MUSSES (AT2020afay) 1 objects were discovered by Matthieu Conjat (AT2020end) 1 objects were discovered by Neagu (AT2020htx) 1 objects were discovered by PIKA (AT2020ler) 1 objects were discovered by PMO-Tsinghua Supernova Survey (PTSS) (prof) (2020iic) 1 objects were discovered by PSH (AT2020gcr) 1 objects were discovered by Patrick Wiggins (2020dpw) 1 objects were discovered by Philip Hoyle (AT2020leu) 1 objects were discovered by Robledo (AT2020afbs) 1 objects were discovered by Tercu (AT2020rte) 1 objects were discovered by Vázquez Ramió (2020admb) 1 objects were discovered by Walter Robledo (AT2020lri) 1 objects were discovered by unknown (2021ekf)
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