| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1980 Y2 | 1981 04 29.54028 | 08 23 12.33 | +43 06 41.8 | 10.0 | T | 394 |
| C/1980 Y2 | 1981 04 29.54722 | 08 23 12.77 | +43 06 17.4 | 394 | ||
| C/1980 Y2 | 1981 04 29.86808 | 08 23 30.85 | +42 53 40.7 | 022 | ||
| C/1980 Y2 | 1981 04 29.88470 | 08 23 31.47 | +42 53 02.6 | 022 | ||
| C/1980 Y2 | 1981 05 04.86134 | 08 28 14.35 | +39 44 59.5 | 022 | ||
| C/1980 Y2 | 1981 05 04.87659 | 08 28 15.26 | +39 44 29.1 | 022 | ||
| C/1980 Y2 | 1981 05 05.90119 | 08 29 13.48 | +39 07 43.0 | 491 | ||
| C/1980 Y2 | 1981 05 06.99957 | 08 30 15.74 | +38 29 00.1 | 491 | ||
| C/1980 Y2 | 1981 06 04.90203 | 08 57 29.28 | +24 57 39.0 | 491 | ||
| C/1980 Y2 | 1981 11 18.48751 | 10 47 29.57 | -16 34 22.2 | 675 | ||
| C/1980 Y2 | 1981 11 18.51807 | 10 47 29.55 | -16 34 46.6 | 675 | ||
| C/1980 Y2 | 1981 12 09.51493 | 10 43 58.71 | -21 00 18.7 | 707 |