Provisional Designations
The total number of new-style designations assigned by the Minor Planet Center (and its predecessors) is 1014112. The following table lists the number of new-style minor-planet provisional designations assigned in each year, as well as the number of omitted and deleted designations and the number of designations identified with numbered minor planets, comets and natural satellites. Also given are the number of designations involved in unnumbered identifications (Unn.) and the number of designations that are principal designations (Prin.). Beyond these columns is a half-monthly breakdown of the yearly total of assigned designations. The data are complete through the latest batch of Minor Planet Circulars.This list was last updated on 2012 May 8.
Year Total Removed Identified with Half-monthly breakdown
Omit Del # mps cmts sats Uun. Prin. A B C D E F G H J K L M N O P Q R S T U V W X Y
2012 12051 69 2 389 0 0 2200 2037 589 3781 1423 2256 400 2010 579 1011 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
2011 52551 140 15 2321 1 0 9932 11236 1976 4023 2929 1311 2135 3916 2180 2560 786 1215 714 279 99 1470 376 2440 484 6794 421 10109 569 3740 105 1920
2010 74182 305 341 5812 3 0 11220 8288 3496 3282 6270 2296 4286 3031 4286 2848 4431 3233 3380 2901 2952 3179 2015 172 4540 1041 4590 2681 5070 1857 2204 141
2009 48571 113 10 9012 6 0 7904 10907 1279 4775 1651 3595 783 1947 161 2686 481 926 182 259 60 631 531 1618 1908 9150 1211 3899 2933 6630 631 644
2008 67661 187 13 16200 7 0 10604 16026 3459 1356 5407 2245 4239 3449 3670 1768 1028 1084 453 138 137 639 564 1216 3678 7765 4763 9286 2022 3545 1414 4336
2007 61848 156 16 19151 4 0 9189 13091 790 2565 2002 2946 5621 1267 1940 2458 1145 242 949 692 188 281 1272 452 8157 610 11339 3559 8399 1600 1498 1876
2006 77069 255 7 29712 12 0 9799 14791 2673 7122 1737 5463 1883 1390 1389 3866 2051 3630 202 384 31 952 1099 4695 3073 10353 3270 9044 4357 5159 1846 1400
2005 83185 331 42 38492 10 0 9626 13905 2076 1247 2034 91 8298 380 5709 265 4660 360 1354 1378 3155 799 732 4773 1309 7346 4939 13276 3418 5298 2964 7324
2004 58588 291 51 35321 13 0 6584 6677 676 4093 3273 2006 2907 4169 2226 1991 1413 488 797 222 848 393 2950 733 8930 1560 9269 284 3286 322 4820 932
2003 54727 338 42 35656 11 0 4982 6262 2372 2364 662 629 1593 3347 1437 1477 465 932 240 329 336 865 328 3007 695 10854 1492 10438 315 4883 1100 4567
2002 71918 386 95 54533 11 0 5178 7207 5262 815 7944 529 4105 1049 4776 466 3779 423 1621 188 1995 924 4991 3730 7320 1876 9685 1987 3711 791 3030 921
2001 75239 196 30 62403 11 0 3480 4760 1359 2089 1251 2795 697 6088 297 1716 281 1988 498 789 579 2850 1692 8384 3903 8909 6560 5798 3356 2605 6696 4059
2000 72686 97 29 66195 12 1 2159 1748 6459 1319 3757 2959 5218 1856 4702 2650 2362 2116 949 190 746 1749 817 6376 2699 9425 1874 2874 1638 4959 1391 3601
1999 49127 90 22 44040 12 5 1645 1163 993 890 4005 244 385 2443 1600 332 3472 537 929 61 1636 145 228 95 6493 721 8421 1628 5794 693 6637 745
1998 32449 70 33 30398 7 5 738 432 299 1260 144 970 569 3742 329 3978 135 1730 113 1245 50 392 46 2800 2035 4435 968 1271 1432 1157 2502 847
1997 12293 32 0 11111 1 0 431 170 641 250 774 23 1506 132 1137 461 487 114 463 311 303 83 165 132 338 896 766 688 239 1472 366 546
1996 10315 31 2 8785 0 0 502 149 519 469 242 198 412 630 543 682 424 253 151 49 144 80 249 98 855 230 1743 152 1053 97 944 98
1995 10929 20 1 8284 0 0 833 286 130 431 279 357 244 541 252 143 56 152 34 216 40 469 38 431 37 2258 322 2098 486 1113 133 669
1994 6369 7 2 5689 0 2 247 76 436 150 523 24 246 29 302 45 249 5 267 1 333 4 1015 26 749 338 448 331 225 344 160 119
1993 7093 30 1 6639 1 0 121 39 22 401 60 99 24 2144 44 267 42 95 60 46 67 372 236 284 531 424 1226 257 214 24 87 67
1992 4913 22 9 4483 1 0 58 14 180 158 223 355 944 110 231 190 137 28 86 18 19 285 176 80 195 692 58 280 18 264 37 149
1991 5506 41 4 4965 2 0 30 14 124 121 171 72 239 182 376 133 188 85 186 2 248 56 824 13 1073 144 427 135 441 16 182 68
1990 4962 23 16 4381 1 0 10 5 32 162 25 247 282 146 42 188 55 100 7 55 0 156 14 501 466 764 418 374 413 416 56 43
1989 3420 28 1 3110 1 2 5 2 266 60 245 12 316 33 226 8 23 19 38 17 51 39 52 37 155 378 480 259 168 197 93 248
1988 2523 20 6 2212 1 2 4 4 147 144 199 140 78 95 77 27 73 44 24 9 35 22 131 42 370 126 135 51 362 13 152 27
1987 2782 20 1 2344 0 1 4 1 24 99 18 181 31 50 39 71 11 138 6 48 29 47 13 327 171 792 29 255 55 148 35 165
1986 2776 10 2 2232 4 3 2 1 79 0 65 2 149 6 79 33 49 19 50 2 35 21 179 153 454 83 485 119 246 282 149 37
1985 1821 13 1 1524 0 0 1 1 8 61 69 122 13 83 51 47 65 32 5 7 5 36 77 176 170 185 102 178 159 21 84 65
1984 1518 1 0 1349 1 1 3 1 40 197 41 87 59 62 32 70 69 33 17 22 5 14 9 50 13 217 4 140 1 142 5 189
1983 1622 30 0 1233 2 0 5 3 169 21 225 22 113 24 74 53 50 3 28 0 29 16 67 43 244 21 71 37 193 39 52 28
1982 2711 24 3 2285 1 0 1 1 15 394 5 185 9 108 10 86 128 115 4 22 3 38 46 106 92 337 90 310 331 15 126 136
1981 3807 10 6 3549 2 0 9 5 106 25 45 103 1245 39 47 5 173 45 13 6 43 18 22 126 196 235 118 755 78 236 65 63
1980 2117 2 2 1973 0 0 2 0 10 164 21 157 57 309 50 6 27 62 33 12 20 12 125 5 216 22 394 52 118 136 87 22
1979 2668 5 3 2416 0 0 5 1 3 76 2 29 13 111 20 175 12 42 0 247 5 427 12 259 40 384 71 129 90 215 51 255
1978 3229 5 3 2952 1 0 6 0 11 8 20 2 272 3 135 1 101 2 26 0 212 19 134 92 435 207 247 223 427 549 48 55
1977 2378 7 2 2111 2 0 10 0 77 27 85 290 231 91 31 37 29 54 45 1 19 26 64 143 515 95 215 140 67 0 92 4
1976 1910 10 3 1778 1 0 3 0 11 0 1 34 26 8 224 30 280 82 1 16 16 34 10 68 1 288 2 543 1 30 0 204
1975 1330 13 2 1224 1 1 0 0 30 48 11 5 162 26 41 13 16 0 36 1 48 0 20 17 66 55 184 30 265 54 187 15
1974 916 2 2 840 0 0 0 0 0 0 40 66 20 53 1 94 2 18 7 19 2 58 12 95 55 135 49 17 86 40 29 18
1973 868 21 0 768 1 0 0 0 125 5 13 20 17 62 36 1 4 5 3 1 1 1 2 57 8 174 26 157 22 14 0 114
1972 895 3 0 854 0 0 0 0 20 22 7 1 16 11 57 43 44 14 38 1 26 5 3 17 107 1 280 10 56 2 70 44
1971 814 14 0 720 1 0 0 0 2 106 7 58 1 35 12 25 4 30 7 11 4 50 1 91 4 110 87 118 30 3 5 13
1970 554 0 3 485 0 1 0 0 37 4 20 2 97 12 69 14 20 11 17 4 13 11 29 43 22 42 8 3 5 40 10 21
1969 728 1 1 657 0 0 0 0 33 8 2 11 56 15 4 7 20 10 10 13 2 35 28 23 68 5 207 73 88 0 10 0
1968 386 0 1 320 0 0 0 0 7 15 4 30 0 27 0 40 0 21 0 4 0 39 2 56 2 12 15 94 0 9 4 5
1967 238 0 0 165 1 0 0 0 5 0 14 3 40 1 38 2 24 7 2 1 7 0 10 0 35 6 16 22 2 0 3 0
1966 319 0 2 224 0 0 0 0 1 26 26 23 2 22 3 20 4 9 5 5 0 2 32 22 16 4 18 31 19 13 8 8
1965 255 0 0 225 0 0 0 0 40 4 9 6 1 2 5 2 11 0 2 5 1 10 4 7 1 25 3 64 11 24 3 15
1964 351 1 1 318 0 1 0 0 0 8 11 8 22 10 4 3 9 1 3 0 1 0 18 3 14 0 71 19 78 39 15 14
1963 194 0 1 178 0 1 0 0 0 0 0 15 0 11 6 5 0 12 1 7 2 1 5 6 10 30 36 21 15 6 1 4
1962 329 4 1 312 0 0 0 0 6 7 32 4 8 1 7 10 24 3 1 2 2 4 18 13 15 19 15 10 10 64 47 7
1961 257 4 0 206 0 0 0 0 16 5 32 14 9 6 11 1 10 2 3 1 0 2 6 1 3 0 52 20 29 7 26 1
1960 168 0 1 119 1 0 5 2 0 6 3 6 7 11 2 5 1 3 1 5 0 9 2 6 2 34 3 11 11 35 4 1
1959 291 0 2 262 0 0 0 0 4 0 33 0 32 1 28 0 20 0 14 1 19 7 9 4 33 18 23 17 12 6 10 0
1958 274 0 3 257 0 0 0 0 10 12 2 37 0 14 24 13 3 1 3 0 0 4 6 5 17 1 43 16 31 3 29 0
1957 418 0 4 289 0 0 0 0 11 38 7 8 15 9 4 28 31 20 17 12 5 32 2 17 0 13 14 41 3 59 6 26
1956 302 0 1 173 0 0 0 0 34 2 6 4 43 1 23 3 7 5 6 0 6 1 11 2 24 10 30 19 16 6 25 18
1955 599 0 8 409 0 0 0 0 2 35 7 24 17 59 6 28 0 16 4 36 3 12 3 50 40 80 29 50 35 12 38 13
1954 561 1 1 373 1 0 1 0 17 9 19 8 29 7 17 13 23 18 12 24 28 24 20 30 28 43 37 88 0 34 16 17
1953 739 0 3 531 0 0 1 0 18 6 20 10 59 51 58 3 19 6 10 2 15 18 39 22 62 18 101 35 102 2 50 13
1952 653 0 4 525 0 0 0 0 0 64 4 93 2 41 1 112 16 39 6 22 2 35 10 38 23 47 12 53 12 10 1 10
1951 736 0 0 624 0 0 0 0 52 4 60 11 77 4 39 3 29 29 26 15 17 12 19 15 54 24 24 27 10 74 38 73
1950 678 2 7 525 1 2 0 0 7 49 24 41 24 21 7 40 22 12 38 9 44 17 29 35 43 23 120 14 17 8 30 4
1949 563 1 26 456 0 0 0 0 4 20 17 11 10 44 20 44 11 32 0 24 3 43 25 67 3 48 10 39 1 41 14 32
1948 412 1 21 289 0 0 0 0 11 7 7 5 36 5 13 3 18 9 12 11 10 10 37 20 45 10 64 14 20 19 18 8
1947 170 0 4 111 0 0 0 0 3 15 8 3 3 14 10 7 2 9 18 1 11 8 2 9 10 5 5 11 3 4 9 0
1946 104 2 9 61 0 0 0 0 2 2 0 2 0 6 5 3 3 3 3 3 5 11 0 7 0 15 5 19 0 7 0 3
1945 74 0 24 39 0 0 0 0 3 4 0 0 5 1 6 0 0 2 0 0 2 1 1 8 16 1 6 4 9 4 1 0
1944 81 0 9 60 0 0 0 0 0 6 1 15 0 5 0 3 0 5 1 6 0 9 0 13 11 4 0 1 0 0 0 1
1943 180 0 11 129 0 0 0 0 5 0 0 14 35 7 29 0 2 0 3 7 0 9 6 7 3 7 15 9 11 3 3 5
1942 305 1 16 227 1 0 0 0 7 13 12 13 41 20 30 12 12 4 11 0 3 5 12 5 36 0 11 1 28 1 25 3
1941 291 0 27 191 1 0 0 0 1 27 9 17 3 38 0 19 3 7 0 8 0 6 0 7 1 68 0 27 4 33 5 8
1940 257 0 13 155 1 0 0 0 19 5 16 1 19 7 33 4 5 2 16 1 6 2 7 14 28 9 15 6 0 17 6 19
1939 292 0 11 193 2 1 0 0 3 23 34 14 14 26 22 11 6 8 9 2 4 1 16 6 17 8 16 20 15 1 12 4
1938 376 0 8 279 0 0 0 0 9 14 20 69 35 19 13 7 4 5 2 6 1 8 3 16 6 41 5 46 3 22 8 14
1937 279 0 2 196 0 0 0 0 30 10 14 1 7 3 16 0 17 8 20 0 27 3 10 8 21 1 21 11 18 18 4 11
1936 331 1 2 250 0 0 0 0 5 7 5 17 2 53 3 15 2 16 10 11 8 16 18 42 18 16 11 14 10 12 9 11
1935 350 0 2 280 0 1 0 0 1 13 28 13 24 24 15 9 13 12 1 12 6 12 7 36 10 60 10 26 2 5 0 11
1934 313 0 2 249 0 0 0 0 10 3 40 2 9 20 24 9 15 3 16 0 32 4 28 3 33 6 14 3 25 2 11 1
1933 340 0 1 260 0 0 0 0 0 27 1 13 0 53 7 14 2 3 2 4 2 21 1 41 10 44 3 53 7 20 9 3
1932 243 0 2 163 0 0 0 0 7 17 38 5 33 8 3 19 5 9 3 3 10 3 10 1 15 6 3 4 5 16 0 20
1931 441 1 2 348 1 0 0 0 32 17 10 26 16 19 14 8 20 13 5 9 0 5 8 3 35 1 117 18 38 2 24 1
1930 348 0 5 251 0 1 0 0 8 11 1 29 6 26 13 19 4 21 2 19 1 14 4 25 5 33 3 34 11 12 21 26
1929 328 0 17 253 0 3 0 0 12 7 36 4 12 2 6 0 12 1 9 1 8 1 15 12 38 19 30 18 24 33 23 5
1928 190 0 6 135 0 0 0 0 0 8 0 35 0 20 1 11 3 5 1 0 2 3 5 16 25 19 12 6 4 5 8 1
1927 145 0 9 95 0 0 0 0 5 16 21 4 5 5 0 4 4 2 1 2 1 2 1 12 7 18 10 14 3 4 0 4
1926 152 0 4 90 0 0 0 0 12 1 6 0 8 11 31 0 3 2 0 0 1 0 8 6 19 4 15 1 11 3 8 2
1925 106 0 1 66 1 0 0 0 4 6 1 7 1 4 3 4 1 4 1 1 1 2 1 9 12 6 6 2 12 11 6 1
1924 105 0 7 66 0 1 0 0 2 10 4 3 16 2 6 1 3 3 2 1 6 4 3 1 7 4 4 1 1 11 5 5
1923 50 0 1 37 0 0 0 0 1 1 3 0 0 1 1 1 2 0 2 0 2 0 2 1 16 0 3 3 5 2 2 2
1922 37 0 1 20 0 0 0 0 2 3 0 3 1 1 0 1 0 4 0 0 1 3 0 3 0 5 2 0 2 3 3 0
1921 53 0 1 27 0 0 0 0 1 1 1 1 10 0 6 1 0 0 0 0 0 0 2 0 5 3 6 8 1 6 1 0
1920 32 0 1 21 0 0 0 0 0 0 1 1 3 1 6 9 3 0 2 0 0 0 0 1 0 0 3 0 2 0 0 0
1919 38 0 4 23 0 0 0 0 3 0 0 0 2 1 2 2 1 3 0 1 2 1 0 3 2 8 0 5 0 1 1 0
1918 41 0 2 31 0 0 0 0 0 0 4 0 12 3 2 0 0 1 0 0 0 1 4 0 6 0 1 2 0 3 1 1
1917 80 0 4 64 0 0 0 0 0 4 6 6 0 2 2 1 1 6 1 1 0 1 1 3 1 17 9 8 2 0 5 3
1916 94 0 2 74 0 0 0 0 4 1 2 5 0 5 7 3 1 5 2 2 4 7 3 4 1 3 0 17 1 11 0 6
1915 82 0 5 61 0 0 0 0 0 4 6 2 0 6 4 3 5 1 0 0 0 0 4 1 14 1 14 1 5 8 3 0
1914 55 0 2 29 0 0 0 0 0 4 0 2 0 0 0 2 1 1 1 0 1 2 0 1 1 5 10 5 6 6 1 6
1913 70 0 3 39 0 0 0 0 5 0 7 2 7 0 3 4 2 1 6 7 1 2 0 2 3 3 2 6 3 1 0 3
1912 73 0 3 40 0 0 0 0 5 4 3 1 2 2 6 8 4 1 3 1 2 0 1 1 3 0 5 0 15 2 2 2
1911 59 0 0 47 0 0 0 0 0 3 1 1 0 5 0 6 0 6 0 9 0 2 0 9 1 0 1 10 3 2 0 0
1910 39 0 0 36 0 0 0 0 2 1 10 1 3 1 2 1 5 0 2 0 3 0 0 0 2 0 2 2 2 0 0 0
1909 64 0 2 57 0 0 0 0 3 13 1 10 2 0 9 5 1 0 0 0 0 0 1 0 0 3 7 4 2 1 1 1
1908 91 0 5 71 0 0 0 0 11 8 4 3 4 4 2 3 0 1 1 1 0 4 0 5 0 6 6 8 2 6 1 11
1907 92 0 0 77 0 0 0 0 0 2 4 0 8 2 22 1 6 0 0 1 0 0 2 0 6 1 9 6 17 2 3 0
1906 102 0 5 86 0 0 0 0 2 11 0 5 2 8 2 4 1 1 0 2 0 3 1 6 4 7 2 9 11 3 3 15
1905 61 0 1 56 0 0 0 0 3 3 9 0 1 2 2 0 3 0 0 1 0 3 0 1 0 5 0 16 8 2 1 1
1904 45 0 3 36 0 0 0 0 4 0 1 0 3 0 1 2 4 0 2 0 1 0 3 0 6 7 2 3 5 0 1 0
1903 38 0 0 33 0 0 0 0 0 8 2 1 0 0 0 2 0 0 0 2 1 0 1 2 0 6 1 7 3 1 1 0
1902 50 0 3 42 0 0 0 0 0 0 1 1 7 0 3 0 2 0 1 2 1 0 0 0 3 1 5 10 1 8 0 4
1901 29 0 2 22 0 0 0 0 0 1 1 2 1 0 0 2 1 1 0 0 0 0 0 1 0 2 6 1 8 0 2 0
1900 26 0 5 16 0 0 0 0 0 0 0 3 2 1 1 0 0 2 0 4 0 0 0 0 0 3 0 5 1 2 0 2
1899 45 0 0 30 0 0 0 0 0 0 0 0 3 0 1 0 2 3 5 1 9 6 10 1 0 0 2 1 1 0 0 0
1898 9 0 1 5 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 2 0 0
1897 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0
1896 7 0 0 6 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 2
1895 9 0 0 7 0 0 0 0 0 0 0 3 2 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 2 0
1894 4 0 0 4 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0
1893 13 0 1 10 0 0 0 0 1 1 1 0 2 3 1 0 0 1 0 0 0 0 1 1 0 0 0 0 1 0 0 0
1892 12 0 0 3 0 0 0 0 0 5 0 0 0 3 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 1 0
1891 6 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 1
1890 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1887 2 0 0 2 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1881 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0
1880 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1878 2 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
1874 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
1873 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0
1869 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
P-L 2368 0 1 2282 0 0 27 27 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2083 0 285 0 0 0 0
T-1 746 0 0 744 0 0 1 1 0 0 0 0 0 706 0 0 40 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
T-2 1396 0 0 1365 0 0 14 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1396 0 0 0 0 0 0
T-3 1430 0 0 1371 0 0 25 25 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17 1413 0 0 0 0
Totals 1017600 3488 1163 558395 156 35 97631 119374 37527 45253 48638 33960 50801 46732 40218 33648 29838 20944 14373 10530 14899 18173 21903 44799 63800 94903 78683 86937 53031 49952 40775 37283
A B C D E F G H J K L M N O P Q R S T U V W X Y
Designations can be deleted for a number of reasons (non-existence of reported
object, identity with star or galaxy, etc.). Omitted designations are
designations assigned and deleted before publication.
