| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1989 X1 | 1989 12 27.45417 | 00 33 06.38 | -54 18 38.0 | 413 | ||
| C/1989 X1 | 1989 12 28.51290 | 00 32 42.19 | -53 51 41.0 | 415 | ||
| C/1989 X1 | 1989 12 29.48298 | 00 32 23.58 | -53 26 45.6 | 415 | ||
| C/1989 X1 | 1990 01 16.50259 | 00 33 46.58 | -45 00 41.7 | 415 | ||
| C/1989 X1 | 1990 01 17.43576 | 00 34 09.90 | -44 32 20.0 | 9.5 | T | 372 |
| C/1989 X1 | 1990 01 18.52810 | 00 34 39.72 | -43 58 45.5 | 415 | ||
| C/1989 X1 | 1990 01 18.53132 | 00 34 39.68 | -43 58 39.1 | 415 | ||
| C/1989 X1 | 1990 01 26.40122 | 00 39 12.82 | -39 48 13.7 | 372 | ||
| C/1989 X1 | 1990 01 26.40833 | 00 39 13.00 | -39 48 00.6 | 372 | ||
| C/1989 X1 | 1990 01 26.44248 | 00 39 14.30 | -39 46 47.1 | 474 | ||
| C/1989 X1 | 1990 01 26.44583 | 00 39 14.47 | -39 46 40.5 | 474 | ||
| C/1989 X1 | 1990 01 28.46476 | 00 40 40.60 | -38 39 40.4 | 415 | ||
| C/1989 X1 | 1990 01 28.46813 | 00 40 40.68 | -38 39 34.0 | 415 | ||
| C/1989 X1 | 1990 01 29.38142 | 00 41 21.51 | -38 08 57.8 | 897 | ||
| C/1989 X1 | 1990 01 30.41737 | 00 42 09.20 | -37 33 45.5 | 474 | ||
| C/1989 X1 | 1990 01 30.42015 | 00 42 09.38 | -37 33 39.8 | 474 | ||
| C/1989 X1 | 1990 01 30.45302 | 00 42 10.79 | -37 32 34.9 | 415 | ||
| C/1989 X1 | 1990 01 30.45589 | 00 42 11.00 | -37 32 29.8 | 415 | ||
| C/1989 X1 | 1990 01 31.44942 | 00 42 58.04 | -36 58 30.2 | 413 | ||
| C/1989 X1 | 1990 02 11.21950 | 00 52 48.80 | -30 29 38.7 | 568 |