| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1990 K1 | 1990 06 02.71076 | 00 03 47.96 | +28 29 55.7 | 11.0 | T | 881 |
| C/1990 K1 | 1990 06 02.71771 | 00 03 48.15 | +28 29 57.0 | 881 | ||
| C/1990 K1 | 1990 06 02.72396 | 00 03 48.28 | +28 29 57.8 | 881 | ||
| C/1990 K1 | 1990 06 02.73837 | 00 03 48.81 | +28 30 00.3 | 9.8 | T | 372 |
| C/1990 K1 | 1990 06 02.74278 | 00 03 48.88 | +28 30 01.1 | 372 | ||
| C/1990 K1 | 1990 06 02.78444 | 00 03 49.97 | +28 30 09.7 | 372 | ||
| C/1990 K1 | 1990 06 05.73218 | 00 05 04.45 | +28 39 27.3 | 897 | ||
| C/1990 K1 | 1990 06 05.74091 | 00 05 04.58 | +28 39 29.3 | 9.0 | T | 897 |
| C/1990 K1 | 1990 06 05.74722 | 00 05 04.71 | +28 39 30.8 | 372 | ||
| C/1990 K1 | 1990 06 05.74913 | 00 05 04.77 | +28 39 31.9 | 897 | ||
| C/1990 K1 | 1990 06 05.75729 | 00 05 05.00 | +28 39 33.1 | 9.5 | T | 372 |
| C/1990 K1 | 1990 06 05.78701 | 00 05 05.73 | +28 39 38.9 | 372 | ||
| C/1990 K1 | 1990 06 17.65278 | 00 08 40.80 | +29 15 42.7 | 402 | ||
| C/1990 K1 | 1990 06 17.68177 | 00 08 41.20 | +29 15 49.1 | 372 | ||
| C/1990 K1 | 1990 06 17.70243 | 00 08 41.40 | +29 15 54.4 | 372 | ||
| C/1990 K1 | 1990 06 17.94134 | 00 08 43.92 | +29 16 31.6 | 540 | ||
| C/1990 K1 | 1990 06 17.94792 | 00 08 43.94 | +29 16 31.7 | 540 | ||
| C/1990 K1 | 1990 06 17.96216 | 00 08 44.07 | +29 16 34.8 | 540 | ||
| C/1990 K1 | 1990 06 17.96810 | 00 08 44.22 | +29 16 35.7 | 540 | ||
| C/1990 K1 | 1990 06 17.98299 | 00 08 44.32 | +29 16 38.6 | 540 |