| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 S3 | 2018 07 15.90510 | 04 34 02.68 | +57 00 19.6 | 12.8 | V | C43 |
| C/2017 S3 | 2018 07 15.94191 | 04 34 19.33 | +56 59 28.4 | 10.2 | T | C10 |
| C/2017 S3 | 2018 07 15.95703 | 04 34 26.34 | +56 59 05.8 | 12.4 | N | C10 |
| C/2017 S3 | 2018 07 15.97594 | 04 34 34.90 | +56 58 40.0 | 12.4 | N | C10 |
| C/2017 S3 | 2018 07 15.98166 | 04 34 37.43 | +56 58 31.4 | 11.3 | N | 970 |
| C/2017 S3 | 2018 07 15.98891 | 04 34 40.77 | +56 58 21.7 | 12.4 | N | C10 |
| C/2017 S3 | 2018 07 15.99991 | 04 34 45.73 | +56 58 05.7 | 11.3 | N | 970 |
| C/2017 S3 | 2018 07 16.00762 | 04 34 49.34 | +56 57 55.0 | 12.7 | N | C23 |
| C/2017 S3 | 2018 07 16.03008 | 04 34 59.52 | +56 57 23.6 | 12.5 | N | C23 |
| C/2017 S3 | 2018 07 16.04080 | 04 35 04.39 | +56 57 07.9 | 8.7 | T | Z80 |
| C/2017 S3 | 2018 07 16.04298 | 04 35 05.37 | +56 57 05.1 | 12.5 | N | Z80 |
| C/2017 S3 | 2018 07 16.04516 | 04 35 06.35 | +56 57 02.2 | 12.4 | N | Z80 |
| C/2017 S3 | 2018 07 16.04734 | 04 35 07.31 | +56 56 59.1 | 12.3 | N | Z80 |
| C/2017 S3 | 2018 07 16.04951 | 04 35 08.30 | +56 56 56.0 | 12.4 | N | Z80 |
| C/2017 S3 | 2018 07 16.05169 | 04 35 09.25 | +56 56 52.4 | 12.3 | N | Z80 |
| C/2017 S3 | 2018 07 16.05255 | 04 35 09.72 | +56 56 52.1 | 12.2 | N | C23 |
| C/2017 S3 | 2018 07 16.05386 | 04 35 10.30 | +56 56 49.4 | 12.4 | N | Z80 |
| C/2017 S3 | 2018 07 16.05603 | 04 35 11.31 | +56 56 46.7 | 12.4 | N | Z80 |
| C/2017 S3 | 2018 07 16.05822 | 04 35 12.29 | +56 56 43.7 | 12.3 | N | Z80 |
| C/2017 S3 | 2018 07 16.06040 | 04 35 13.27 | +56 56 40.3 | 12.3 | N | Z80 |