| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1980 Y1 | 1980 07 18.42207 | 16 47 51.12 | -50 56 01.3 | 16.0 | T | 413 |
| C/1980 Y1 | 1980 12 18.71840 | 16 26 40.32 | -36 04 18.9 | 5.5 | T | 415 |
| C/1980 Y1 | 1980 12 18.71917 | 16 26 40.43 | -36 04 18.3 | 415 | ||
| C/1980 Y1 | 1980 12 19.72229 | 16 30 52.82 | -35 43 09.2 | 415 | ||
| C/1980 Y1 | 1980 12 19.72778 | 16 30 54.25 | -35 43 02.2 | 415 | ||
| C/1980 Y1 | 1980 12 20.64133 | 16 35 14.00 | -35 20 00.0 | 474 | ||
| C/1980 Y1 | 1980 12 20.72205 | 16 35 41.22 | -35 17 32.6 | 415 | ||
| C/1980 Y1 | 1980 12 21.83819 | 16 41 56.30 | -34 42 03.6 | 323 | ||
| C/1980 Y1 | 1980 12 23.62957 | 16 54 29.00 | -33 24 42.0 | 474 | ||
| C/1980 Y1 | 1980 12 23.63970 | 16 54 35.00 | -33 24 24.0 | 474 | ||
| C/1980 Y1 | 1980 12 23.83889 | 16 56 12.54 | -33 13 53.8 | 323 | ||
| C/1980 Y1 | 1981 01 05.71802 | 19 55 21.83 | -06 24 29.0 | 020 | ||
| C/1980 Y1 | 1981 01 05.72737 | 19 55 27.62 | -06 23 31.3 | 020 | ||
| C/1980 Y1 | 1981 01 06.38653 | 20 02 18.10 | -05 17 59.0 | 4.0 | T | 372 |
| C/1980 Y1 | 1981 01 07.72538 | 20 14 41.75 | -03 22 49.2 | 020 | ||
| C/1980 Y1 | 1981 01 07.73576 | 20 14 47.18 | -03 21 59.8 | 020 | ||
| C/1980 Y1 | 1981 01 07.74684 | 20 14 52.83 | -03 21 09.5 | 020 | ||
| C/1980 Y1 | 1981 01 09.07049 | 20 25 22.90 | -01 47 57.7 | 688 | ||
| C/1980 Y1 | 1981 01 11.71285 | 20 42 21.30 | +00 31 49.7 | 552 | ||
| C/1980 Y1 | 1981 01 11.72604 | 20 42 26.04 | +00 32 27.3 | 552 |
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