| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 S3 | 2018 07 13.03694 | 04 13 16.90 | +57 56 45.0 | 16.3 | N | A71 |
| C/2017 S3 | 2018 07 13.04029 | 04 13 18.32 | +57 56 42.2 | 16.3 | N | A71 |
| C/2017 S3 | 2018 07 13.04348 | 04 13 19.52 | +57 56 40.1 | 16.0 | N | A71 |
| C/2017 S3 | 2018 07 13.04635 | 04 13 20.76 | +57 56 36.7 | 16.4 | N | A71 |
| C/2017 S3 | 2018 07 13.20073 | 04 14 25.49 | +57 54 08.4 | 14.2 | N | G40 |
| C/2017 S3 | 2018 07 13.20170 | 04 14 25.78 | +57 54 08.1 | 14.2 | N | G40 |
| C/2017 S3 | 2018 07 13.20272 | 04 14 26.06 | +57 54 07.7 | 13.7 | N | G40 |
| C/2017 S3 | 2018 07 13.20412 | 04 14 26.88 | +57 54 05.3 | 14.2 | N | G40 |
| C/2017 S3 | 2018 07 13.20509 | 04 14 27.41 | +57 54 02.5 | 15.0 | N | G40 |
| C/2017 S3 | 2018 07 13.20611 | 04 14 27.70 | +57 54 03.1 | 14.4 | N | G40 |
| C/2017 S3 | 2018 07 13.67389 | 04 17 45.47 | +57 45 57.0 | 349 | ||
| C/2017 S3 | 2018 07 13.68131 | 04 17 48.68 | +57 45 49.6 | 11.3 | T | 349 |
| C/2017 S3 | 2018 07 13.77530 | 04 18 28.62 | +57 44 06.3 | 16.0 | G | D35 |
| C/2017 S3 | 2018 07 13.86458 | 04 19 06.90 | +57 42 31.5 | 15.9 | G | D35 |
| C/2017 S3 | 2018 07 13.86551 | 04 19 07.31 | +57 42 30.6 | 15.9 | G | D35 |
| C/2017 S3 | 2018 07 13.87221 | 04 19 10.11 | +57 42 23.5 | 16.1 | G | D35 |
| C/2017 S3 | 2018 07 13.87380 | 04 19 10.77 | +57 42 22.0 | 16.1 | G | D35 |
| C/2017 S3 | 2018 07 13.99351 | 04 20 01.71 | +57 40 08.3 | 14.7 | N | C23 |
| C/2017 S3 | 2018 07 14.00474 | 04 20 06.73 | +57 39 55.4 | 15.3 | N | C23 |
| C/2017 S3 | 2018 07 14.01461 | 04 20 10.92 | +57 39 44.7 | 15.4 | R | B96 |