| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1978 H1 | 1978 04 28.18889 | 07 23 40.58 | +53 30 49.2 | 688 | ||
| C/1978 H1 | 1978 04 28.88438 | 07 24 25.63 | +53 20 46.7 | 063 | ||
| C/1978 H1 | 1978 04 28.89115 | 07 24 26.14 | +53 20 39.1 | 063 | ||
| C/1978 H1 | 1978 04 29.85490 | 07 25 29.49 | +53 06 45.0 | 10.2 | T | 046 |
| C/1978 H1 | 1978 04 29.86091 | 07 25 29.80 | +53 06 39.4 | 046 | ||
| C/1978 H1 | 1978 04 30.85586 | 07 26 36.26 | +52 52 14.6 | 10.0 | T | 046 |
| C/1978 H1 | 1978 04 30.86042 | 07 26 36.57 | +52 52 10.6 | 046 | ||
| C/1978 H1 | 1978 04 30.90318 | 07 26 39.49 | +52 51 32.5 | 9.0 | T | 993 |
| C/1978 H1 | 1978 05 02.47558 | 07 28 26.45 | +52 28 45.4 | 383 | ||
| C/1978 H1 | 1978 05 02.48160 | 07 28 26.86 | +52 28 41.0 | 383 | ||
| C/1978 H1 | 1978 05 02.48924 | 07 28 27.43 | +52 28 34.8 | 396 | ||
| C/1978 H1 | 1978 05 02.86041 | 07 28 53.49 | +52 23 12.0 | 9.5 | T | 026 |
| C/1978 H1 | 1978 05 03.11527 | 07 29 11.15 | +52 19 30.0 | 792 | ||
| C/1978 H1 | 1978 05 03.29167 | 07 29 23.43 | +52 16 55.8 | 675 | ||
| C/1978 H1 | 1978 05 03.46389 | 07 29 35.51 | +52 14 24.5 | 396 | ||
| C/1978 H1 | 1978 05 03.49167 | 07 29 37.57 | +52 14 02.6 | 396 | ||
| C/1978 H1 | 1978 05 03.87179 | 07 30 04.23 | +52 08 28.9 | 9.8 | T | 046 |
| C/1978 H1 | 1978 05 03.87527 | 07 30 04.42 | +52 08 25.7 | 046 | ||
| C/1978 H1 | 1978 05 03.91597 | 07 30 07.42 | +52 07 49.7 | 063 | ||
| C/1978 H1 | 1978 05 03.92083 | 07 30 07.76 | +52 07 46.2 | 063 |