| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1990 N1 | 1990 11 12.78449 | 10 01 25.52 | -19 16 19.9 | 897 | ||
| C/1990 N1 | 1990 11 12.81412 | 10 01 19.31 | -19 17 53.0 | 897 | ||
| C/1990 N1 | 1990 11 16.09340 | 09 49 12.06 | -22 16 58.4 | 095 | ||
| C/1990 N1 | 1990 11 17.14063 | 09 44 51.56 | -23 16 55.7 | 095 | ||
| C/1990 N1 | 1990 11 17.14549 | 09 44 50.31 | -23 17 10.9 | 095 | ||
| C/1990 N1 | 1990 11 21.14167 | 09 25 49.17 | -27 17 08.3 | 095 | ||
| C/1990 N1 | 1990 11 21.14653 | 09 25 47.43 | -27 17 24.0 | 095 | ||
| C/1990 N1 | 1990 11 22.75486 | 09 16 53.50 | -28 57 53.0 | 412 | ||
| C/1990 N1 | 1990 12 14.26367 | 05 57 28.09 | -44 34 48.9 | 808 | ||
| C/1990 N1 | 1990 12 14.28444 | 05 57 14.32 | -44 34 52.3 | 808 | ||
| C/1990 N1 | 1990 12 17.43061 | 05 24 18.60 | -44 16 13.7 | 14.8 | N | 474 |
| C/1990 N1 | 1990 12 17.43542 | 05 24 15.59 | -44 16 10.8 | 474 | ||
| C/1990 N1 | 1990 12 24.54479 | 04 22 44.71 | -41 36 21.4 | 8.0 | T | 372 |
| C/1990 N1 | 1990 12 24.55000 | 04 22 42.24 | -41 36 12.2 | 372 | ||
| C/1990 N1 | 1990 12 24.55486 | 04 22 40.10 | -41 36 03.1 | 372 | ||
| C/1990 N1 | 1991 01 11.47190 | 03 02 16.01 | -31 58 52.6 | 16.3 | N | 474 |
| C/1990 N1 | 1991 01 11.47676 | 03 02 15.30 | -31 58 43.3 | 474 | ||
| C/1990 N1 | 1991 01 12.49377 | 02 59 48.55 | -31 29 02.7 | 16.4 | N | 474 |
| C/1990 N1 | 1991 01 12.50147 | 02 59 47.45 | -31 28 50.1 | 474 | ||
| C/1990 N1 | 1991 01 17.45706 | 02 49 51.13 | -29 12 34.1 | 16.5 | N | 474 |
| C/1990 N1 | 1991 01 17.46464 | 02 49 50.23 | -29 12 22.7 | 474 | ||
| C/1990 N1 | 1991 02 06.43530 | 02 31 08.71 | -22 08 34.8 | 17.4 | N | 474 |
| C/1990 N1 | 1991 02 06.45197 | 02 31 08.40 | -22 08 14.0 | 474 |