| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1987 A1 | 1987 01 08.83519 | 17 18 00.63 | +09 22 24.6 | 12.0 | T | 385 |
| C/1987 A1 | 1987 01 08.84444 | 17 18 00.40 | +09 22 15.0 | 890 | ||
| C/1987 A1 | 1987 01 08.84688 | 17 18 00.14 | +09 22 12.2 | 10.7 | T | 372 |
| C/1987 A1 | 1987 01 08.85000 | 17 18 00.20 | +09 22 06.0 | 890 | ||
| C/1987 A1 | 1987 01 08.85902 | 17 17 59.59 | +09 21 53.4 | 13.0 | T | 892 |
| C/1987 A1 | 1987 01 08.86250 | 17 17 59.46 | +09 21 53.7 | 372 | ||
| C/1987 A1 | 1987 01 08.86910 | 17 17 58.98 | +09 21 48.1 | 372 | ||
| C/1987 A1 | 1987 01 09.84410 | 17 17 05.52 | +09 03 46.1 | 12.0 | T | 385 |
| C/1987 A1 | 1987 01 09.84792 | 17 17 04.95 | +09 03 43.2 | 11.0 | T | 372 |
| C/1987 A1 | 1987 01 09.85488 | 17 17 04.53 | +09 03 32.9 | 11.0 | T | 892 |
| C/1987 A1 | 1987 01 09.85764 | 17 17 04.37 | +09 03 31.0 | 372 | ||
| C/1987 A1 | 1987 01 10.51420 | 17 16 28.08 | +08 51 21.7 | 688 | ||
| C/1987 A1 | 1987 01 10.52993 | 17 16 27.13 | +08 51 04.6 | 688 | ||
| C/1987 A1 | 1987 01 10.84444 | 17 16 09.50 | +08 45 12.0 | 890 | ||
| C/1987 A1 | 1987 01 10.84864 | 17 16 09.48 | +08 45 06.4 | 11.0 | T | 892 |
| C/1987 A1 | 1987 01 10.85035 | 17 16 09.30 | +08 45 09.0 | 890 | ||
| C/1987 A1 | 1987 01 10.85197 | 17 16 09.29 | +08 45 01.3 | 12.0 | T | 883 |
| C/1987 A1 | 1987 01 10.85602 | 17 16 08.85 | +08 45 01.0 | 877 | ||
| C/1987 A1 | 1987 01 10.86042 | 17 16 08.75 | +08 44 54.8 | 372 | ||
| C/1987 A1 | 1987 01 10.86424 | 17 16 08.42 | +08 44 50.4 | 372 |