| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1987 U3 | 1988 04 12.83507 | 02 31 23.03 | +64 52 43.6 | 056 | ||
| C/1987 U3 | 1988 04 13.90874 | 02 36 42.71 | +64 47 28.0 | 503 | ||
| C/1987 U3 | 1988 04 15.74131 | 02 45 32.67 | +64 37 50.4 | 114 | ||
| C/1987 U3 | 1988 04 16.94792 | 02 51 11.29 | +64 31 04.3 | 056 | ||
| C/1987 U3 | 1988 04 18.01458 | 02 56 05.02 | +64 24 55.9 | 056 | ||
| C/1987 U3 | 1988 04 18.08681 | 02 56 24.30 | +64 24 29.9 | 056 | ||
| C/1987 U3 | 1988 04 18.92882 | 03 00 10.92 | +64 19 30.0 | 056 | ||
| C/1987 U3 | 1988 04 18.99444 | 03 00 28.65 | +64 19 06.8 | 056 | ||
| C/1987 U3 | 1988 04 19.93542 | 03 04 37.06 | +64 13 21.8 | 056 | ||
| C/1987 U3 | 1988 04 19.97431 | 03 04 47.25 | +64 13 08.2 | 056 | ||
| C/1987 U3 | 1988 04 20.34174 | 03 06 22.84 | +64 10 53.9 | 657 | ||
| C/1987 U3 | 1988 04 21.90878 | 03 13 02.53 | +63 59 34.9 | 491 | ||
| C/1987 U3 | 1988 05 08.84688 | 04 14 07.63 | +62 05 21.4 | 056 |