| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1988 C1 | 1988 02 16.34167 | 10 34 27.20 | +35 08 08.0 | 17.0 | T | 675 |
| C/1988 C1 | 1988 02 16.37292 | 10 34 21.90 | +35 10 15.0 | 675 | ||
| C/1988 C1 | 1988 02 17.34149 | 10 31 44.20 | +36 15 38.0 | 675 | ||
| C/1988 C1 | 1988 02 17.39062 | 10 31 36.00 | +36 18 58.0 | 675 | ||
| C/1988 C1 | 1988 02 19.24076 | 10 26 26.82 | +38 19 45.9 | 801 | ||
| C/1988 C1 | 1988 02 19.67118 | 10 25 13.30 | +38 46 57.0 | 18.0 | T | 372 |
| C/1988 C1 | 1988 03 06.33229 | 09 38 26.43 | +51 29 28.1 | 675 | ||
| C/1988 C1 | 1988 03 06.33562 | 09 38 25.85 | +51 29 35.0 | 675 | ||
| C/1988 C1 | 1988 03 06.33924 | 09 38 25.21 | +51 29 42.4 | 675 | ||
| C/1988 C1 | 1988 03 07.29073 | 09 35 37.73 | +52 02 02.9 | 17.5 | N | 675 |
| C/1988 C1 | 1988 03 07.29816 | 09 35 37.10 | +52 02 09.7 | 675 | ||
| C/1988 C1 | 1988 03 07.30045 | 09 35 36.75 | +52 02 14.2 | 675 | ||
| C/1988 C1 | 1988 03 07.30333 | 09 35 36.22 | +52 02 19.8 | 675 | ||
| C/1988 C1 | 1988 03 13.35142 | 09 18 48.17 | +54 55 00.4 | 691 | ||
| C/1988 C1 | 1988 03 13.37654 | 09 18 44.17 | +54 55 36.2 | 691 | ||
| C/1988 C1 | 1988 03 13.38266 | 09 18 43.25 | +54 55 45.9 | 691 | ||
| C/1988 C1 | 1988 03 14.39100 | 09 16 06.19 | +55 19 39.8 | 18.2 | T | 691 |
| C/1988 C1 | 1988 03 14.43475 | 09 15 59.46 | +55 20 38.6 | 691 | ||
| C/1988 C1 | 1988 03 14.43929 | 09 15 58.69 | +55 20 45.0 | 21.4 | N | 691 |
| C/1988 C1 | 1988 04 12.14760 | 08 32 27.48 | +60 54 18.4 | 691 | ||
| C/1988 C1 | 1988 04 12.16150 | 08 32 26.87 | +60 54 22.5 | 691 | ||
| C/1988 C1 | 1988 04 12.18204 | 08 32 26.18 | +60 54 28.6 | 21.2 | N | 691 |
| C/1988 C1 | 1988 04 12.18670 | 08 32 26.16 | +60 54 31.1 | 691 |