| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1975 X1 | 1975 12 16.81944 | 12 28 32.35 | -22 05 20.7 | 323 | ||
| C/1975 X1 | 1975 12 16.82361 | 12 28 32.86 | -22 06 48.6 | 323 | ||
| C/1975 X1 | 1975 12 16.84444 | 12 28 34.37 | -22 15 04.3 | 885 | ||
| C/1975 X1 | 1975 12 16.84595 | 12 28 34.41 | -22 15 38.3 | 885 | ||
| C/1975 X1 | 1975 12 16.84653 | 12 28 34.72 | -22 15 58.0 | 380 | ||
| C/1975 X1 | 1975 12 16.85139 | 12 28 35.27 | -22 17 48.0 | 380 | ||
| C/1975 X1 | 1975 12 17.85733 | 12 30 42.07 | -28 39 01.4 | 390 | ||
| C/1975 X1 | 1975 12 18.85694 | 12 33 14.34 | -35 14 01.9 | 390 | ||
| C/1975 X1 | 1975 12 21.80486 | 12 44 58.11 | -54 33 34.4 | 323 | ||
| C/1975 X1 | 1975 12 21.80903 | 12 44 59.26 | -54 34 59.7 | 323 | ||
| C/1975 X1 | 1975 12 28.52639 | 15 47 53.70 | -84 09 01.1 | 323 | ||
| C/1975 X1 | 1975 12 28.53056 | 15 48 14.12 | -84 09 29.4 | 323 | ||
| C/1975 X1 | 1976 01 01.46666 | 21 53 29.80 | -81 46 00.6 | 415 | ||
| C/1975 X1 | 1976 01 04.45683 | 22 46 46.93 | -76 58 00.7 | 12.8 | N | 485 |
| C/1975 X1 | 1976 01 04.46549 | 22 46 52.28 | -76 57 16.0 | 485 | ||
| C/1975 X1 | 1976 01 07.51285 | 23 05 31.44 | -73 00 36.8 | 415 | ||
| C/1975 X1 | 1976 01 08.52569 | 23 09 03.62 | -71 53 30.2 | 323 | ||
| C/1975 X1 | 1976 01 08.53125 | 23 09 04.43 | -71 53 08.8 | 323 | ||
| C/1975 X1 | 1976 01 25.45313 | 23 24 04.64 | -60 42 10.7 | 415 | ||
| C/1975 X1 | 1976 02 02.52778 | 23 24 59.36 | -57 47 34.7 | 323 | ||
| C/1975 X1 | 1976 02 04.52778 | 23 25 11.08 | -57 11 40.1 | 323 | ||
| C/1975 X1 | 1976 02 04.54931 | 23 25 11.36 | -57 11 19.7 | 323 |