| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 S3 | 2018 07 05.92297 | 03 28 12.51 | +59 09 29.4 | 14.1 | N | L04 |
| C/2017 S3 | 2018 07 05.93132 | 03 28 15.38 | +59 09 26.5 | 14.3 | N | L04 |
| C/2017 S3 | 2018 07 05.99004 | 03 28 35.68 | +59 09 07.8 | 13.7 | N | C23 |
| C/2017 S3 | 2018 07 06.00801 | 03 28 41.94 | +59 09 02.4 | 14.2 | N | C23 |
| C/2017 S3 | 2018 07 06.02056 | 03 28 46.16 | +59 08 58.9 | C95 | ||
| C/2017 S3 | 2018 07 06.02222 | 03 28 46.82 | +59 08 57.7 | 15.0 | V | C95 |
| C/2017 S3 | 2018 07 06.02305 | 03 28 47.18 | +59 08 57.9 | 15.0 | V | C95 |
| C/2017 S3 | 2018 07 06.02523 | 03 28 47.88 | +59 08 56.9 | 13.8 | N | C23 |
| C/2017 S3 | 2018 07 06.02636 | 03 28 48.24 | +59 08 57.0 | 14.0 | V | C95 |
| C/2017 S3 | 2018 07 06.02802 | 03 28 48.92 | +59 08 56.1 | 14.9 | V | C95 |
| C/2017 S3 | 2018 07 06.02967 | 03 28 49.42 | +59 08 56.3 | 14.2 | V | C95 |
| C/2017 S3 | 2018 07 06.05445 | 03 28 57.98 | +59 08 47.3 | 11.2 | T | Z80 |
| C/2017 S3 | 2018 07 06.05591 | 03 28 58.45 | +59 08 46.9 | 14.0 | N | Z80 |
| C/2017 S3 | 2018 07 06.05736 | 03 28 58.93 | +59 08 46.7 | 14.0 | N | Z80 |
| C/2017 S3 | 2018 07 06.05881 | 03 28 59.44 | +59 08 46.4 | 13.9 | N | Z80 |
| C/2017 S3 | 2018 07 06.06026 | 03 28 59.97 | +59 08 45.6 | 14.0 | N | Z80 |
| C/2017 S3 | 2018 07 06.71041 | 03 32 46.66 | +59 04 54.8 | 14.7 | G | D35 |
| C/2017 S3 | 2018 07 06.71138 | 03 32 46.99 | +59 04 54.6 | 14.7 | G | D35 |
| C/2017 S3 | 2018 07 06.71235 | 03 32 47.31 | +59 04 54.2 | 14.3 | G | D35 |
| C/2017 S3 | 2018 07 06.79662 | 03 33 17.22 | +59 04 23.8 | 14.6 | G | D35 |