| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2015 X4 | 2015 12 06.77587 | 06 00 44.50 | +21 07 36.7 | 17.6 | R | 215 |
| C/2015 X4 | 2015 12 06.77713 | 06 00 44.44 | +21 07 36.0 | 17.7 | R | 215 |
| C/2015 X4 | 2015 12 06.93736 | 06 00 38.66 | +21 06 12.3 | 17.9 | V | I89 |
| C/2015 X4 | 2015 12 06.94506 | 06 00 38.38 | +21 06 08.0 | 18.9 | V | I89 |
| C/2015 X4 | 2015 12 07.23529 | 06 00 27.86 | +21 03 34.4 | 17.7 | V | H06 |
| C/2015 X4 | 2015 12 07.23685 | 06 00 27.79 | +21 03 33.3 | 17.7 | V | H06 |
| C/2015 X4 | 2015 12 07.24156 | 06 00 27.61 | +21 03 30.8 | 17.8 | V | H06 |
| C/2015 X4 | 2015 12 07.24470 | 06 00 27.50 | +21 03 28.9 | 17.8 | V | H06 |
| C/2015 X4 | 2015 12 07.60066 | 06 00 14.51 | +21 00 20.1 | 18.3 | V | 900 |
| C/2015 X4 | 2015 12 07.60638 | 06 00 14.31 | +21 00 17.0 | 18.5 | V | 900 |
| C/2015 X4 | 2015 12 07.76265 | 06 00 08.34 | +20 58 54.3 | 17.7 | R | 300 |
| C/2015 X4 | 2015 12 07.77074 | 06 00 08.07 | +20 58 50.0 | 17.8 | R | 300 |
| C/2015 X4 | 2015 12 07.77559 | 06 00 07.85 | +20 58 46.0 | 17.6 | R | 300 |
| C/2015 X4 | 2015 12 07.78044 | 06 00 07.74 | +20 58 44.7 | 17.7 | R | 300 |
| C/2015 X4 | 2015 12 07.78530 | 06 00 07.56 | +20 58 41.8 | 17.8 | R | 300 |
| C/2015 X4 | 2015 12 07.79014 | 06 00 07.38 | +20 58 39.9 | 17.9 | R | 300 |
| C/2015 X4 | 2015 12 07.85523 | 06 00 05.31 | +20 58 04.1 | 246 | ||
| C/2015 X4 | 2015 12 07.85573 | 06 00 05.25 | +20 58 03.8 | 246 | ||
| C/2015 X4 | 2015 12 07.85601 | 06 00 05.26 | +20 58 03.5 | 246 | ||
| C/2015 X4 | 2015 12 07.85654 | 06 00 05.21 | +20 58 03.5 | 246 |