| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1989 A1 | 1989 02 14.83090 | 15 00 49.17 | +26 46 34.0 | 391 | ||
| C/1989 A1 | 1989 02 14.84306 | 15 00 49.99 | +26 46 56.0 | 391 | ||
| C/1989 A1 | 1989 03 01.78056 | 15 14 54.60 | +33 29 47.0 | 15.0 | T | 372 |
| C/1989 A1 | 1989 03 06.99589 | 15 18 07.59 | +35 44 06.9 | 15.6 | T | 046 |
| C/1989 A1 | 1989 03 07.00058 | 15 18 07.53 | +35 44 13.7 | 046 | ||
| C/1989 A1 | 1989 03 07.02917 | 15 18 08.36 | +35 44 59.5 | 056 | ||
| C/1989 A1 | 1989 03 07.07986 | 15 18 09.77 | +35 46 13.3 | 056 | ||
| C/1989 A1 | 1989 03 07.98481 | 15 18 37.52 | +36 08 59.1 | 046 | ||
| C/1989 A1 | 1989 03 07.98924 | 15 18 37.65 | +36 09 05.2 | 046 | ||
| C/1989 A1 | 1989 03 08.88056 | 15 19 03.40 | +36 31 09.4 | 056 | ||
| C/1989 A1 | 1989 03 08.93547 | 15 19 04.85 | +36 32 34.4 | 056 | ||
| C/1989 A1 | 1989 03 10.37883 | 15 19 42.03 | +37 08 12.8 | 801 | ||
| C/1989 A1 | 1989 03 10.66869 | 15 19 49.22 | +37 15 15.6 | 373 | ||
| C/1989 A1 | 1989 03 10.74722 | 15 19 51.04 | +37 17 11.6 | 15.0 | T | 897 |
| C/1989 A1 | 1989 03 10.78750 | 15 19 51.69 | +37 18 10.3 | 897 | ||
| C/1989 A1 | 1989 03 11.36069 | 15 20 05.12 | +37 32 05.1 | 801 | ||
| C/1989 A1 | 1989 03 29.57569 | 15 21 11.56 | +43 58 21.5 | 15.0 | T | 897 |
| C/1989 A1 | 1989 03 29.61389 | 15 21 11.18 | +43 59 00.8 | 897 | ||
| C/1989 A1 | 1989 04 05.62118 | 15 18 47.09 | +45 53 10.5 | 373 | ||
| C/1989 A1 | 1989 04 05.63183 | 15 18 46.86 | +45 53 26.4 | 373 |