Periodic Comet Numbers (Alphabetic List by Name)
The assignment of periodic comet numbers is the responsibility of the Minor Planet Center.Additions to this list will appear in the Minor Planet Circulars.
This list was last updated on 2025 Feb. 6.
The current list of numbers is as follows:
Number Name Prov. Desig. 471P P/2023 KF3 427P ATLAS P/2017 S5 478P ATLAS P/2023 Y3 490P ATLAS P/2019 M2 148P Anderson-LINEAR P/1963 W1 50P Arend P/1951 T1 49P Arend-Rigaux P/1951 C2 47P Ashbrook-Jackson P/1948 Q1 177P Barnard P/1889 M1 206P Barnard-Boattini P/1892 T1 268P Bernardi P/2005 V1 297P Beshore P/2008 J2 3D Biela D/1826 D1 289P Blanpain P/1819 W1 398P Boattini P/2009 Q4 340P Boattini P/2008 T1 387P Boattini P/2008 Y1 85D Boethin D/1975 A1 19P Borrelly P/1904 Y2 140P Bowell-Skiff P/1983 C1 404P Bressi P/2011 U2 154P Brewington P/1992 Q1 16P Brooks P/1889 N1 5D Brorsen D/1846 D2 23P Brorsen-Metcalf P/1847 O1 87P Bus P/1981 E1 167P CINEOS P/2004 PY42 403P Catalina P/2007 VQ11 459P Catalina P/2010 VH95 300P Catalina P/2005 JQ5 330P Catalina P/1999 V1 346P Catalina P/2007 T6 367P Catalina P/2011 CR42 257P Catalina P/2005 JY126 227P Catalina-LINEAR P/2004 EW38 319P Catalina-McNaught P/2008 S1 395P Catalina-NEAT P/2020 H1 299P Catalina-PANSTARRS P/2014 D2 101P Chernykh P/1977 Q1 95P Chiron P/1977 UB 287P Christensen P/2006 R2 266P Christensen P/2006 U5 210P Christensen P/2003 K2 164P Christensen P/2004 Y1 170P Christensen P/2005 M1 286P Christensen P/2005 L4 383P Christensen P/2006 S1 411P Christensen P/2007 B1 438P Christensen P/2005 T2 422P Christensen P/2006 S4 451P Christensen P/2007 A2 495P Christensen P/2016 A2 298P Christensen P/2007 C1 67P Churyumov-Gerasimenko P/1969 R1 108P Ciffreo P/1985 V1 71P Clark P/1973 L1 32P Comas Sola P/1926 V1 27P Crommelin P/1928 W1 33P Daniel P/1909 X1 72P Denning-Fujikawa P/1881 T1 174P Echeclus P/2000 EC98 479P Elenin P/2011 NO1 133P Elst-Pizarro P/1996 N2 2P Encke P/1818 W1 4P Faye P/1843 W1 15P Finlay P/1886 S1 37P Forbes P/1929 P1 34D Gale D/1927 L1 436P Garradd P/2007 R4 259P Garradd P/2008 R1 186P Garradd P/2007 B3 296P Garradd P/2007 H3 142P Ge-Wang P/1988 V1 82P Gehrels P/1975 U1 78P Gehrels P/1973 S1 90P Gehrels P/1972 T1 270P Gehrels P/1997 C1 205P Giacobini P/1896 R2 21P Giacobini-Zinner P/1900 Y1 335P Gibbs P/2008 Y2 339P Gibbs P/2009 K1 313P Gibbs P/2014 S4 388P Gibbs P/2007 T4 331P Gibbs P/2012 F5 229P Gibbs P/2009 S1 428P Gibbs P/2014 W12 390P Gibbs P/2006 W1 248P Gibbs P/2010 W1 341P Gibbs P/2007 R3 263P Gibbs P/2006 Y2 406P Gibbs P/2007 R2 84P Giclas P/1978 R2 26P Grigg-Skjellerup P/1922 K1 65P Gunn P/1970 U2 1P Halley P/1682 Q1 51P Harrington P/1953 P1 52P Harrington-Abell P/1955 F1 103P Hartley P/1986 E2 110P Hartley P/1988 D1 100P Hartley P/1985 L1 161P Hartley-IRAS P/1983 V1 151P Helin P/1987 Q3 152P Helin-Lawrence P/1993 K2 117P Helin-Roman-Alu P/1989 T2 132P Helin-Roman-Alu P/1989 U1 111P Helin-Roman-Crockett P/1989 A2 168P Hergenrother P/1998 W2 175P Hergenrother P/2000 C1 275P Hermann P/1999 D1 35P Herschel-Rigollet P/1939 O1 326P Hill P/2007 V2 195P Hill P/2006 W4 211P Hill P/2008 X1 375P Hill P/2006 D1 357P Hill P/2008 T4 385P Hill P/2010 U2 310P Hill P/2006 S6 369P Hill P/2010 A1 232P Hill P/2009 W1 496P Hill P/2010 A3 465P Hill P/2008 L2 474P Hogan P/2023 S4 17P Holmes P/1892 V1 127P Holt-Olmstead P/1990 R2 45P Honda-Mrkos-Pajdusakova P/1948 X1 88P Howell P/1981 Q1 178P Hug-Bell P/1999 X1 126P IRAS P/1983 M1 332P Ikeya-Murakami P/2010 V1 153P Ikeya-Zhang P/2002 C1 58P Jackson-Neujmin P/1936 S1 290P Jager P/1998 U3 458P Jahn P/2023 C1 269P Jedicke P/1996 A1 179P Jedicke P/1995 A1 48P Johnson P/1949 Q1 59P Kearns-Kwee P/1963 Q1 68P Klemola P/1965 U1 440P Kobayashi P/1997 B1 75D Kohoutek D/1975 C1 70P Kojima P/1970 Y1 22P Kopff P/1906 Q1 203P Korlevic P/1999 WJ7 183P Korlevic-Juric P/1999 DN3 104P Kowal P/1979 B1 99P Kowal P/1977 H2 158P Kowal-LINEAR P/2001 RG100 143P Kowal-Mrkos P/1984 H1 134P Kowal-Vavrova P/1983 J3 384P Kowalski P/2014 U2 391P Kowalski P/2006 F1 425P Kowalski P/2005 W3 144P Kushida P/1994 A1 147P Kushida-Muramatsu P/1993 X1 239P LINEAR P/1999 XB69 295P LINEAR P/2002 AR2 241P LINEAR P/1999 U3 236P LINEAR P/2003 UY275 235P LINEAR P/2002 FA9 197P LINEAR P/2003 KV2 237P LINEAR P/2002 LN13 249P LINEAR P/2006 U1 247P LINEAR P/2002 VP94 187P LINEAR P/1999 J5 251P LINEAR P/2004 HC18 194P LINEAR P/2000 B3 294P LINEAR P/2008 A2 285P LINEAR P/2003 U2 333P LINEAR P/2007 VA85 234P LINEAR P/2002 CF140 216P LINEAR P/2001 CV8 217P LINEAR P/2001 MD7 214P LINEAR P/2002 CW134 492P LINEAR P/2010 WK 219P LINEAR P/2002 LZ11 221P LINEAR P/2002 JN16 218P LINEAR P/2003 H4 222P LINEAR P/2004 X1 228P LINEAR P/2001 YX127 307P LINEAR P/2000 QJ46 230P LINEAR P/2009 U6 306P LINEAR P/2003 O3 225P LINEAR P/2002 T1 309P LINEAR P/2005 Q4 252P LINEAR P/2000 G1 209P LINEAR P/2004 CB 439P LINEAR P/2008 WZ96 160P LINEAR P/2004 NL21 354P LINEAR P/2010 A2 165P LINEAR P/2000 B4 392P LINEAR P/2004 WR9 402P LINEAR P/2002 T5 418P LINEAR P/2010 A5 256P LINEAR P/2003 HT15 277P LINEAR P/2005 YQ127 265P LINEAR P/2003 O2 345P LINEAR P/2008 SH164 176P LINEAR P/1999 RE70 329P LINEAR-Catalina P/2003 WC7 467P LINEAR-Grauer P/2010 TO20 429P LINEAR-Hill P/2008 QP20 188P LINEAR-Mueller P/1998 S1 301P LINEAR-NEAT P/2001 BB50 193P LINEAR-NEAT P/2001 Q5 224P LINEAR-NEAT P/2003 XD10 231P LINEAR-NEAT P/2003 CP7 355P LINEAR-NEAT P/2004 T1 204P LINEAR-NEAT P/2001 TU80 371P LINEAR-Skiff P/2001 R6 381P LINEAR-Spacewatch P/2000 S4 159P LONEOS P/2003 UD16 182P LONEOS P/2001 WF2 150P LONEOS P/2000 WT168 267P LONEOS P/2006 Q2 450P LONEOS P/2004 A1 282P LONEOS P/2003 BM80 201P LONEOS P/2001 R1 359P LONEOS P/2007 RS41 376P LONEOS P/2005 GF8 315P LONEOS P/2004 VR8 316P LONEOS-Christensen P/2005 RV25 409P LONEOS-Hill P/2005 XA54 462P LONEOS-PANSTARRS P/2022 M1 328P LONEOS-Tucker P/1998 QP54 424P La Sagra P/2012 S2 233P La Sagra P/2009 WJ50 324P La Sagra P/2010 R2 279P La Sagra P/2009 QG31 308P Lagerkvist-Carsenty P/1997 T3 200P Larsen P/1997 V1 264P Larsen P/2004 H3 280P Larsen P/2004 H2 250P Larson P/2011 A1 413P Larson P/2014 E1 382P Larson P/2007 R1 261P Larson P/2005 N3 374P Larson P/2007 V1 423P Lemmon P/2008 CL94 405P Lemmon P/2013 TL117 363P Lemmon P/2011 VJ5 349P Lemmon P/2010 EY90 397P Lemmon P/2012 SB6 481P Lemmon-PANSTARRS P/2012 WA34 302P Lemmon-PANSTARRS P/2007 RJ236 445P Lemmon-PANSTARRS P/2014 R5 457P Lemmon-PANSTARRS P/2020 O1 486P Leonard P/2018 L5 449P Leonard P/2020 S6 255P Levy P/2006 T1 292P Li P/1998 Y2 77P Longmore P/1975 L1 184P Lovas P/1986 W1 93P Lovas P/1980 X1 281P MOSS P/2013 CE31 96P Machholz P/1986 J2 141P Machholz P/1994 P1 115P Maury P/1985 Q1 208P McMillan P/2008 U1 278P McNaught P/2006 K2 401P McNaught P/2006 H1 378P McNaught P/2005 Y2 372P McNaught P/2008 O2 446P McNaught P/2012 O3 442P McNaught P/2011 Q3 420P McNaught P/2009 U4 336P McNaught P/2006 G1 320P McNaught P/2004 R1 284P McNaught P/2007 H1 353P McNaught P/2009 S2 350P McNaught P/2010 J5 338P McNaught P/2008 J3 191P McNaught P/2007 N1 254P McNaught P/2010 T1 260P McNaught P/2005 K3 220P McNaught P/2004 K2 318P McNaught-Hartley P/1994 N2 130P McNaught-Hughes P/1991 S1 262P McNaught-Russell P/1994 X1 97P Metcalf-Brewington P/1906 V2 314P Montani P/1997 G1 124P Mrkos P/1991 F1 131P Mueller P/1990 R1 190P Mueller P/1998 U2 149P Mueller P/1992 G3 136P Mueller P/1990 S1 173P Mueller P/1993 W1 120P Mueller P/1987 U2 370P NEAT P/2001 T3 368P NEAT P/2005 R1 303P NEAT P/2003 U3 163P NEAT P/2004 V4 169P NEAT P/2002 EX12 166P NEAT P/2001 T4 189P NEAT P/2002 O5 473P NEAT P/2001 Q6 334P NEAT P/2001 F1 207P NEAT P/2001 J1 212P NEAT P/2000 YN30 312P NEAT P/2001 Q11 215P NEAT P/2002 O8 180P NEAT P/2001 K1 243P NEAT P/2003 S2 291P NEAT P/2003 S1 272P NEAT P/2004 F1 246P NEAT P/2004 F3 240P NEAT P/2002 X2 472P NEAT-LINEAR P/2002 T6 410P NEAT-LINEAR P/2005 CR16 343P NEAT-LONEOS P/2003 SQ215 488P NEAT-PANSTARRS P/2024 N6 417P NEOWISE P/2015 J3 463P NEOWISE P/2018 HT3 42P Neujmin P/1929 P2 28P Neujmin P/1913 R2 25D Neujmin D/1916 D1 408P Novichonok-Gerke P/2011 R3 198P ODAS P/1998 X1 13P Olbers P/1815 E1 304P Ory P/2008 Q2 39P Oterma P/1943 G1 469P PANSTARRS P/2015 XG422 347P PANSTARRS P/2016 SV 441P PANSTARRS P/2017 R1 348P PANSTARRS P/2017 A2 470P PANSTARRS P/2014 W1 419P PANSTARRS P/2015 F1 394P PANSTARRS P/2020 F4 365P PANSTARRS P/2011 WG113 399P PANSTARRS P/2013 O2 435P PANSTARRS P/2021 T3 432P PANSTARRS P/2021 N4 380P PANSTARRS P/2019 G1 386P PANSTARRS P/2011 U1 400P PANSTARRS P/2013 PA104 477P PANSTARRS P/2018 P3 476P PANSTARRS P/2015 HG16 358P PANSTARRS P/2012 T1 437P PANSTARRS P/2011 UE215 483P PANSTARRS P/2016 J1 426P PANSTARRS P/2019 A7 364P PANSTARRS P/2013 CU129 456P PANSTARRS P/2021 L4 455P PANSTARRS P/2017 S9 253P PANSTARRS P/2011 R2 466P PANSTARRS P/2015 T3 454P PANSTARRS P/2022 U5 482P PANSTARRS P/2014 VF40 448P PANSTARRS P/2022 Q1 480P PANSTARRS P/2014 A3 311P PANSTARRS P/2013 P5 258P PANSTARRS P/2012 H1 494P PANSTARRS P/2024 N2 460P PANSTARRS P/2016 BA14 464P PANSTARRS P/2014 OL465 443P PANSTARRS-Christensen P/2022 E1 407P PANSTARRS-Fuls P/2013 J4 119P Parker-Hartley P/1989 E1 18D Perrine-Mrkos D/1896 X1 80P Peters-Hartley P/1982 N1 185P Petriew P/2001 Q2 226P Pigott-LINEAR-Kowalski P/2003 A1 12P Pons-Brooks P/1812 O1 273P Pons-Gambart P/1827 M1 7P Pons-Winnecke P/1858 E1 344P Read P/2005 S3 238P Read P/2005 U1 30P Reinmuth P/1928 D1 44P Reinmuth P/1947 R1 373P Rinner P/2011 W2 89P Russell P/1980 S1 91P Russell P/1983 L1 94P Russell P/1984 E1 83D Russell D/1979 M2 156P Russell-LINEAR P/2000 QD181 322P SOHO P/1999 R1 321P SOHO P/2001 D1 342P SOHO P/2000 O3 323P SOHO P/1999 X3 414P STEREO P/2016 J3 92P Sanguin P/1977 T2 24P Schaumasse P/1911 X1 106P Schuster P/1977 T1 29P Schwassmann-Wachmann P/1927 V1 73P Schwassmann-Wachmann P/1930 J1 31P Schwassmann-Wachmann P/1929 B1 430P Scotti P/2011 A2 377P Scotti P/2003 L1 202P Scotti P/2001 X2 416P Scotti P/2013 A2 244P Scotti P/2000 Y3 431P Scotti P/2015 Q1 61P Shajn-Schaldach P/1949 S1 452P Sheppard-Jewitt P/2003 CC22 485P Sheppard-Tholen P/2022 U6 447P Sheppard-Tholen P/2021 R9 199P Shoemaker P/1994 J3 102P Shoemaker P/1984 S2 155P Shoemaker P/1986 A1 121P Shoemaker-Holt P/1989 E2 128P Shoemaker-Holt P/1987 U1 146P Shoemaker-LINEAR P/1984 W1 129P Shoemaker-Levy P/1991 C1 181P Shoemaker-Levy P/1991 V1 192P Shoemaker-Levy P/1990 V1 135P Shoemaker-Levy P/1992 G2 138P Shoemaker-Levy P/1991 V2 145P Shoemaker-Levy P/1991 T1 118P Shoemaker-Levy P/1991 C2 137P Shoemaker-Levy P/1990 UL3 487P Siding Spring P/2012 US27 162P Siding Spring P/2004 TU12 389P Siding Spring P/2006 R1 468P Siding Spring P/2004 V3 105P Singer Brewster P/1986 J1 223P Skiff P/2002 S1 352P Skiff P/2000 S1 305P Skiff P/2004 V1 56P Slaughter-Burnham P/1959 B1 74P Smirnova-Chernykh P/1975 E2 125P Spacewatch P/1991 R2 379P Spacewatch P/2006 F4 484P Spacewatch P/2005 XR132 361P Spacewatch P/2006 UR111 362P Spacewatch P/2008 GO98 366P Spacewatch P/2005 JN 293P Spacewatch P/2006 XG16 283P Spacewatch P/2013 EV9 393P Spacewatch-Hill P/2009 SK280 475P Spacewatch-LINEAR P/2004 DO29 491P Spacewatch-PANSTARRS P/2014 MG4 497P Spacewatch-PANSTARRS P/2011 UA134 171P Spahr P/1998 W1 242P Spahr P/1998 U4 113P Spitaler P/1890 W1 38P Stephan-Oterma P/1942 V1 64P Swift-Gehrels P/1889 W1 109P Swift-Tuttle P/1862 O1 98P Takamizawa P/1984 O1 69P Taylor P/1915 W1 10P Tempel P/1873 N1 9P Tempel P/1867 G1 11P Tempel-Swift-LINEAR P/1880 T1 55P Tempel-Tuttle P/1865 Y1 434P Tenagra P/2012 TK8 196P Tichy P/2000 U6 274P Tombaugh-Tenagra P/2012 WX32 157P Tritton P/1978 C2 60P Tsuchinshan P/1965 A2 62P Tsuchinshan P/1965 A1 8P Tuttle P/1858 A1 41P Tuttle-Giacobini-Kresak P/1951 H1 112P Urata-Niijima P/1986 UD 40P Vaisala P/1939 CB 139P Vaisala-Oterma P/1939 TN 53P Van Biesbroeck P/1954 R1 213P Van Ness P/2005 R2 327P Van Ness P/2002 Q1 276P Vorobjov P/2012 T7 337P WISE P/2010 N1 356P WISE P/2010 D1 245P WISE P/2010 L1 317P WISE P/2010 K2 360P WISE P/2010 P4 461P WISE P/2010 OE101 412P WISE P/2010 B2 453P WISE-Lemmon P/2022 V1 444P WISE-PANSTARRS P/2016 PM1 123P West-Hartley P/1989 E3 76P West-Kohoutek-Ikemura P/1975 D1 20D Westphal D/1852 O1 36P Whipple P/1933 U1 351P Wiegert-PANSTARRS P/2016 P2 86P Wild P/1980 G1 81P Wild P/1978 A2 63P Wild P/1960 G1 116P Wild P/1990 B1 107P Wilson-Harrington P/1949 W1 46P Wirtanen P/1948 A1 114P Wiseman-Skiff P/1986 Y1 14P Wolf P/1884 S1 43P Wolf-Harrington P/1924 Y1 325P Yang-Gao P/2009 L2 172P Yeung P/2002 BV 6P d'Arrest P/1851 M1 122P de Vico P/1846 D1 54P de Vico-Swift-NEAT P/1844 Q1 66P du Toit P/1944 K1 79P du Toit-Hartley P/1945 G1 57P du Toit-Neujmin-Delporte P/1941 O1 271P van Houten-Lemmon P/1960 S1See this list in reverse numerical order.