| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1956 R1 | 1957 05 29.08934 | 07 50 07.77 | +62 28 02.1 | 780 | ||
| C/1956 R1 | 1957 05 30.08998 | 07 54 11.50 | +62 20 31.8 | 780 | ||
| C/1956 R1 | 1957 05 31.09505 | 07 58 07.44 | +62 12 54.6 | 780 | ||
| C/1956 R1 | 1957 06 02.08858 | 08 05 33.63 | +61 57 43.6 | 780 | ||
| C/1956 R1 | 1957 06 02.13656 | 08 05 44.46 | +61 57 24.2 | 754 | ||
| C/1956 R1 | 1957 06 03.13433 | 08 09 16.66 | +61 49 45.6 | 754 | ||
| C/1956 R1 | 1957 06 17.13613 | 08 50 20.48 | +60 09 48.2 | 754 | ||
| C/1956 R1 | 1957 06 17.14100 | 08 50 21.33 | +60 09 46.2 | 754 | ||
| C/1956 R1 | 1957 06 20.17059 | 08 57 46.57 | +59 50 24.4 | 689 | ||
| C/1956 R1 | 1957 06 20.20279 | 08 57 51.20 | +59 50 11.8 | 689 | ||
| C/1956 R1 | 1957 06 22.14932 | 09 02 26.58 | +59 38 14.1 | 754 | ||
| C/1956 R1 | 1957 06 28.21447 | 09 15 58.41 | +59 03 26.0 | 11.0 | T | 662 |
| C/1956 R1 | 1957 06 28.23252 | 09 16 00.84 | +59 03 20.0 | 662 | ||
| C/1956 R1 | 1957 06 29.17007 | 09 18 01.45 | +58 58 16.9 | 754 | ||
| C/1956 R1 | 1957 07 02.17753 | 09 24 18.88 | +58 42 44.4 | 689 | ||
| C/1956 R1 | 1957 07 02.18550 | 09 24 19.82 | +58 42 41.7 | 689 | ||
| C/1956 R1 | 1957 07 16.15177 | 09 51 28.23 | +57 42 28.7 | 754 | ||
| C/1956 R1 | 1957 07 19.15523 | 09 56 57.75 | +57 32 02.4 | 754 | ||
| C/1956 R1 | 1957 07 24.13713 | 10 05 54.25 | +57 16 42.2 | 754 | ||
| C/1956 R1 | 1957 08 22.12506 | 10 54 50.05 | +56 39 03.9 | 711 |