| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1973 A1 | 1973 04 04.85056 | 09 05 34.30 | +47 44 16.1 | 046 | ||
| C/1973 A1 | 1973 04 04.85681 | 09 05 33.67 | +47 44 17.5 | 046 | ||
| C/1973 A1 | 1973 04 05.00368 | 09 05 17.39 | +47 44 35.1 | 046 | ||
| C/1973 A1 | 1973 04 05.00993 | 09 05 16.67 | +47 44 35.4 | 13.0 | T | 046 |
| C/1973 A1 | 1973 04 06.71806 | 09 02 14.96 | +47 47 43.9 | 136 | ||
| C/1973 A1 | 1973 04 06.84918 | 09 02 01.20 | +47 47 55.7 | 136 | ||
| C/1973 A1 | 1973 04 07.85439 | 09 00 19.53 | +47 49 22.0 | 136 | ||
| C/1973 A1 | 1973 04 27.87324 | 08 37 29.04 | +47 39 24.8 | 13.6 | T | 046 |
| C/1973 A1 | 1973 04 27.88227 | 08 37 28.71 | +47 39 23.5 | 046 | ||
| C/1973 A1 | 1973 04 29.91610 | 08 36 09.71 | +47 36 01.6 | 046 | ||
| C/1973 A1 | 1973 05 01.15899 | 08 35 26.03 | +47 33 59.2 | 801 | ||
| C/1973 A1 | 1973 05 01.85062 | 08 35 03.46 | +47 32 45.4 | 046 | ||
| C/1973 A1 | 1973 05 03.88944 | 08 34 01.91 | +47 29 05.2 | 046 | ||
| C/1973 A1 | 1973 05 03.89830 | 08 34 01.79 | +47 29 03.3 | 14.2 | T | 046 |
| C/1973 A1 | 1973 11 21.44190 | 09 24 01.04 | +62 29 32.2 | 695 | ||
| C/1973 A1 | 1973 11 21.46528 | 09 23 59.42 | +62 29 53.3 | 695 | ||
| C/1973 A1 | 1973 12 02.39859 | 09 08 15.61 | +65 13 14.7 | 801 | ||
| C/1973 A1 | 1974 01 21.94722 | 06 27 13.00 | +70 59 12.3 | 19.0 | N | 511 |
| C/1973 A1 | 1974 02 14.06832 | 05 28 22.31 | +68 27 14.4 | 801 | ||
| C/1973 A1 | 1974 02 14.10801 | 05 28 18.29 | +68 26 54.5 | 801 | ||
| C/1973 A1 | 1974 02 19.14773 | 05 20 30.51 | +67 44 23.8 | 801 |