| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1991 A2 | 1990 12 23.65113 | 09 17 34.51 | -11 18 07.1 | 10.0 | T | 897 |
| C/1991 A2 | 1990 12 23.65453 | 09 17 34.62 | -11 17 41.9 | 897 | ||
| C/1991 A2 | 1991 01 06.61840 | 08 55 01.11 | +14 05 48.6 | 875 | ||
| C/1991 A2 | 1991 01 06.62708 | 08 54 59.88 | +14 06 59.8 | 875 | ||
| C/1991 A2 | 1991 01 07.50659 | 08 52 55.30 | +16 03 25.2 | 10.0 | T | 413 |
| C/1991 A2 | 1991 01 07.53333 | 08 52 50.80 | +16 06 35.0 | 10.0 | T | 896 |
| C/1991 A2 | 1991 01 07.54809 | 08 52 49.00 | +16 08 43.0 | 896 | ||
| C/1991 A2 | 1991 01 07.62049 | 08 52 38.05 | +16 18 15.9 | 11.0 | T | 875 |
| C/1991 A2 | 1991 01 07.63194 | 08 52 36.56 | +16 19 46.2 | 875 | ||
| C/1991 A2 | 1991 01 07.66690 | 08 52 31.03 | +16 24 44.0 | 413 | ||
| C/1991 A2 | 1991 01 07.75989 | 08 52 16.99 | +16 36 48.3 | 9.5 | T | 372 |
| C/1991 A2 | 1991 01 08.50231 | 08 50 27.11 | +18 16 02.8 | 413 | ||
| C/1991 A2 | 1991 01 08.51811 | 08 50 24.61 | +18 17 51.5 | 897 | ||
| C/1991 A2 | 1991 01 08.52454 | 08 50 23.60 | +18 18 44.4 | 10.0 | T | 897 |
| C/1991 A2 | 1991 01 08.53692 | 08 50 21.65 | +18 20 23.0 | 897 | ||
| C/1991 A2 | 1991 01 08.72049 | 08 49 52.42 | +18 45 02.1 | 409 | ||
| C/1991 A2 | 1991 01 08.90556 | 08 49 24.81 | +19 09 45.6 | 056 | ||
| C/1991 A2 | 1991 01 08.94722 | 08 49 17.96 | +19 15 15.8 | 056 | ||
| C/1991 A2 | 1991 01 08.96597 | 08 49 15.31 | +19 17 42.2 | 11.0 | T | 540 |
| C/1991 A2 | 1991 01 08.97743 | 08 49 13.44 | +19 19 14.8 | 540 |