| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1980 Y1 | 1981 01 11.73403 | 20 42 27.74 | +00 32 37.1 | 552 | ||
| C/1980 Y1 | 1981 01 11.74375 | 20 42 31.43 | +00 33 04.5 | 552 | ||
| C/1980 Y1 | 1981 01 12.39514 | 20 46 02.80 | +01 00 18.0 | 5.5 | T | 372 |
| C/1980 Y1 | 1981 01 12.75174 | 20 47 53.49 | +01 14 09.1 | 494 | ||
| C/1980 Y1 | 1981 01 12.75851 | 20 47 55.36 | +01 14 22.5 | 494 | ||
| C/1980 Y1 | 1981 01 12.76458 | 20 47 57.02 | +01 14 44.1 | 494 | ||
| C/1980 Y1 | 1981 01 15.77361 | 21 01 21.39 | +02 49 19.9 | 006 | ||
| C/1980 Y1 | 1981 01 16.71958 | 21 04 56.36 | +03 12 37.4 | 022 | ||
| C/1980 Y1 | 1981 01 16.72096 | 21 04 56.54 | +03 12 39.1 | 022 | ||
| C/1980 Y1 | 1981 01 21.73086 | 21 20 25.50 | +04 44 06.8 | 022 | ||
| C/1980 Y1 | 1981 01 21.73363 | 21 20 26.05 | +04 44 09.4 | 022 | ||
| C/1980 Y1 | 1981 01 23.73646 | 21 25 25.76 | +05 10 28.7 | 017 | ||
| C/1980 Y1 | 1981 01 23.73924 | 21 25 26.14 | +05 10 31.4 | 017 | ||
| C/1980 Y1 | 1981 01 23.74340 | 21 25 26.72 | +05 10 33.4 | 017 | ||
| C/1980 Y1 | 1981 01 23.75417 | 21 25 28.10 | +05 10 43.5 | 026 | ||
| C/1980 Y1 | 1981 01 24.75940 | 21 27 47.50 | +05 22 31.8 | 494 | ||
| C/1980 Y1 | 1981 01 24.76709 | 21 27 47.91 | +05 22 36.6 | 006 | ||
| C/1980 Y1 | 1981 01 26.11061 | 21 30 44.19 | +05 37 06.4 | 675 | ||
| C/1980 Y1 | 1981 06 29.29641 | 22 03 44.19 | +16 45 50.5 | 18.5 | N | 801 |
| C/1980 Y1 | 1981 07 07.29499 | 21 52 36.23 | +16 19 01.2 | 801 | ||
| C/1980 Y1 | 1981 07 28.25197 | 21 20 12.88 | +13 58 21.9 | 19.5 | N | 801 |
| C/1980 Y1 | 1981 08 27.16534 | 20 38 35.05 | +08 36 44.1 | 20.0 | N | 801 |
1
2
