| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1990 N1 | 1990 07 13.52222 | 12 34 10.86 | +30 57 10.8 | 8.0 | T | 899 |
| C/1990 N1 | 1990 07 13.54826 | 12 34 08.23 | +30 56 27.5 | 899 | ||
| C/1990 N1 | 1990 07 17.24972 | 12 25 42.11 | +29 25 44.0 | 657 | ||
| C/1990 N1 | 1990 07 17.26014 | 12 25 40.62 | +29 25 27.9 | 657 | ||
| C/1990 N1 | 1990 07 17.48438 | 12 25 12.24 | +29 20 05.9 | 9.4 | T | 896 |
| C/1990 N1 | 1990 07 17.50590 | 12 25 09.64 | +29 19 31.8 | 9.0 | T | 391 |
| C/1990 N1 | 1990 07 17.51667 | 12 25 08.51 | +29 19 14.9 | 9.0 | T | 391 |
| C/1990 N1 | 1990 07 18.09282 | 12 23 56.01 | +29 05 17.4 | 801 | ||
| C/1990 N1 | 1990 07 18.09755 | 12 23 55.49 | +29 05 10.3 | 801 | ||
| C/1990 N1 | 1990 07 18.19983 | 12 23 42.79 | +29 02 44.7 | 675 | ||
| C/1990 N1 | 1990 07 18.24208 | 12 23 37.31 | +29 01 38.1 | 657 | ||
| C/1990 N1 | 1990 07 18.24764 | 12 23 36.85 | +29 01 33.0 | 657 | ||
| C/1990 N1 | 1990 07 18.25632 | 12 23 35.78 | +29 01 21.0 | 657 | ||
| C/1990 N1 | 1990 07 19.06980 | 12 21 56.80 | +28 41 43.0 | 801 | ||
| C/1990 N1 | 1990 07 19.07434 | 12 21 56.40 | +28 41 37.0 | 801 | ||
| C/1990 N1 | 1990 07 19.21667 | 12 21 39.21 | +28 38 11.8 | 675 | ||
| C/1990 N1 | 1990 07 19.24660 | 12 21 35.67 | +28 37 27.0 | 657 | ||
| C/1990 N1 | 1990 07 19.25285 | 12 21 35.05 | +28 37 18.5 | 657 | ||
| C/1990 N1 | 1990 07 19.26118 | 12 21 33.91 | +28 37 06.8 | 657 | ||
| C/1990 N1 | 1990 07 19.47882 | 12 21 08.07 | +28 31 55.7 | 372 |
