| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 S3 | 2018 07 09.09969 | 03 47 15.62 | +58 46 27.6 | 14.0 | N | J01 |
| C/2017 S3 | 2018 07 09.10429 | 03 47 17.37 | +58 46 26.4 | 14.0 | N | J01 |
| C/2017 S3 | 2018 07 09.11813 | 03 47 22.53 | +58 46 18.1 | 14.1 | N | J01 |
| C/2017 S3 | 2018 07 10.76216 | 03 57 54.28 | +58 28 45.6 | 15.6 | G | D35 |
| C/2017 S3 | 2018 07 10.84692 | 03 58 27.76 | +58 27 46.3 | 15.5 | G | D35 |
| C/2017 S3 | 2018 07 10.89896 | 03 58 48.32 | +58 27 09.7 | 15.7 | G | D35 |
| C/2017 S3 | 2018 07 11.09477 | 04 00 05.38 | +58 24 42.9 | 14.3 | V | A77 |
| C/2017 S3 | 2018 07 11.09914 | 04 00 07.59 | +58 24 41.8 | 14.3 | V | A77 |
| C/2017 S3 | 2018 07 11.96557 | 04 05 55.02 | +58 13 03.0 | 14.2 | N | 970 |
| C/2017 S3 | 2018 07 11.97469 | 04 05 58.68 | +58 12 56.0 | 13.6 | N | 970 |
| C/2017 S3 | 2018 07 11.97697 | 04 05 59.79 | +58 12 52.9 | 13.5 | N | 970 |
| C/2017 S3 | 2018 07 12.94882 | 04 12 39.73 | +57 58 09.5 | 15.4 | R | B96 |
| C/2017 S3 | 2018 07 12.94976 | 04 12 40.03 | +57 58 09.1 | 15.4 | R | B96 |
| C/2017 S3 | 2018 07 12.95069 | 04 12 40.54 | +57 58 08.4 | 15.5 | R | B96 |
| C/2017 S3 | 2018 07 12.95163 | 04 12 40.87 | +57 58 07.7 | 15.5 | R | B96 |
| C/2017 S3 | 2018 07 12.95257 | 04 12 41.41 | +57 58 05.8 | 15.5 | R | B96 |
| C/2017 S3 | 2018 07 12.95446 | 04 12 42.13 | +57 58 04.7 | 15.3 | R | B96 |
| C/2017 S3 | 2018 07 13.02077 | 04 13 10.05 | +57 57 01.7 | 16.2 | N | A71 |
| C/2017 S3 | 2018 07 13.03069 | 04 13 14.26 | +57 56 51.9 | 16.3 | N | A71 |
| C/2017 S3 | 2018 07 13.03382 | 04 13 15.51 | +57 56 49.4 | 16.2 | N | A71 |