Supernova discovery statistics for 2023
These are supernova stastics for the year 2023.
If there are other statistics you are interested in, please
let me know.
Page re-generated at: 2025/05/02.718 UT
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For the year 2023, 20976 supernovae and 61 extragalactic novae were reported.
1962 of these supernovae were named by TNS,
19011 were given possible supernova designations,
and 3 were not reported to TNS.
190 supernovae were found in NGC/IC galaxies, 12998 were found in named galaxies
187 objects were discovered by amateurs
2 were brighter than 13th Magnitude
98 were brighter than 16th Magnitude
949 were brighter than 18th Magnitude
1476 Type I supernovae were found
1338 Type Ia
9 Type Ia-02cx
14 Type Ia-91bg
52 Type Ia-91T
17 Type Ia-pec
58 Type Ib
12 Type Ibn
1 Type Ib-pec
56 Type Ic
1 Type Icn
15 Type Ic-pec
18 Type SLSN-I
471 Type II supernovae were found
61 Type IIn
32 Type IIP
25 Type IIb
1 Type IIL
7 Type SLSN-II
1 Type II-pec
7 LBV (supernova impostors) were found
1659 were not supernovae or Extragalactic novae.
17347 were untyped
Of the 61 novae that were reported 10 were reported to TNS and 51 were not
0 were given official names by TNS
47 were found in M31
2 were found in M81
4 were found in M33
39 were untyped
6777 objects were discovered by PS1 (prof) (AT2023achl)
4471 objects were discovered by ZTF (prof) (AT2023acki)
3397 objects were discovered by ATLAS (prof) (2023acha)
2735 objects were discovered by ALeRCE (prof) (AT2023acdn)
1746 objects were discovered by Gaia (prof) (AT2023acjp)
781 objects were discovered by DESIRT (prof) (AT2023acna)
177 objects were discovered by XOSS (AT2023acme)
144 objects were discovered by GOTO (prof) (2023acla)
130 objects were discovered by MASTER (prof) (AT2023aanv)
122 objects were discovered by GW-MMADS (prof) (AT2023uoa)
120 objects were discovered by ANTARES (prof) (AT2023aaaw)
86 objects were discovered by JWST (prof) (AT2023acmp)
62 objects were discovered by TSST_COSMOS (AT2023aeag)
60 objects were discovered by Fink (prof) (AT2023whb)
47 objects were discovered by ASAS-SN (prof) (2023zdw)
24 objects were discovered by GEOTS (prof) (AT2023xzp)
24 objects were discovered by SGLF (prof) (AT2023vlm)
15 objects were discovered by CRTS (prof) (AT2023zoe)
14 objects were discovered by BlackGEM (prof) (AT2023adqt)
11 objects were discovered by MeerLICHT (prof) (AT2023aand)
8 objects were discovered by Koichi Itagaki (2023zgx)
7 objects were discovered by Ahumada (AT2023ils)
7 objects were discovered by Kamil Hornoch et al. (Nova M31 2023-12e?)
5 objects were discovered by DLT40 (prof) (2023hym)
5 objects were discovered by Jingyuan Zhao and Weihao Wang (AT2023wot)
4 objects were discovered by Italian Supernovae Search Project (AT2023wnh)
4 objects were discovered by Robert Fidrich (AT2023ync)
4 objects were discovered by unknown (Nova M31 2023-12f?)
3 objects were discovered by GSNST (prof) (AT2023xwo)
2 objects were discovered by Cacella (AT2023ozj)
2 objects were discovered by Dumitru Ciprian (AT2023kdb)
2 objects were discovered by Gianluca Masi (Nova M31 2023-10b?)
2 objects were discovered by Hiroshi Okuno (AT2023zpf)
2 objects were discovered by Mohammad Odeh (2023rve)
1 objects were discovered by BOSS (2023bpx)
1 objects were discovered by Castellani Flavio (AT2023yij)
1 objects were discovered by Chris Spratt (AT2023sqw)
1 objects were discovered by Christopher Brownewell (AT2023deu)
1 objects were discovered by Cornen (AT2023hzc)
1 objects were discovered by F. Cappiello, S. Massaro, R. Musmeci (AT2023tur)
1 objects were discovered by Fritz (AT2023sem)
1 objects were discovered by GIT (AT2023xvj)
1 objects were discovered by ILMT (AT2023yjc)
1 objects were discovered by Kinder (AT2023yba)
1 objects were discovered by Malesani (AT2023vfi)
1 objects were discovered by Rankin (AT2023gqg)
1 objects were discovered by Yuqing Ren, Jingyuan Zhao (AT2023ttu)
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