| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2012 S3 | 2012 10 01.87074 | 19 50 39.97 | +65 35 40.0 | 19.9 | T | I74 |
| C/2012 S3 | 2012 10 01.96593 | 19 50 35.10 | +65 33 34.2 | 118 | ||
| C/2012 S3 | 2012 10 01.98152 | 19 50 34.30 | +65 33 14.4 | 118 | ||
| C/2012 S3 | 2012 10 01.99456 | 19 50 33.54 | +65 32 57.0 | 118 | ||
| C/2012 S3 | 2012 10 02.00422 | 19 50 33.20 | +65 32 43.5 | 19.2 | T | B18 |
| C/2012 S3 | 2012 10 02.00844 | 19 50 32.93 | +65 32 37.8 | 19.3 | T | B18 |
| C/2012 S3 | 2012 10 02.01054 | 19 50 32.80 | +65 32 35.2 | 18.9 | T | B18 |
| C/2012 S3 | 2012 10 02.10531 | 19 50 28.29 | +65 30 33.6 | 19.5 | T | 711 |
| C/2012 S3 | 2012 10 02.10539 | 19 50 28.43 | +65 30 33.1 | H06 | ||
| C/2012 S3 | 2012 10 02.10705 | 19 50 28.19 | +65 30 31.0 | 19.7 | T | 711 |
| C/2012 S3 | 2012 10 02.10870 | 19 50 28.16 | +65 30 29.0 | H06 | ||
| C/2012 S3 | 2012 10 02.10878 | 19 50 28.15 | +65 30 28.9 | 19.7 | T | 711 |
| C/2012 S3 | 2012 10 02.11050 | 19 50 28.08 | +65 30 26.6 | 19.6 | T | 711 |
| C/2012 S3 | 2012 10 02.11202 | 19 50 27.89 | +65 30 24.9 | 19.2 | T | H06 |
| C/2012 S3 | 2012 10 02.11223 | 19 50 27.96 | +65 30 24.2 | 19.5 | T | 711 |
| C/2012 S3 | 2012 10 02.11395 | 19 50 27.89 | +65 30 21.5 | 19.5 | T | 711 |
| C/2012 S3 | 2012 10 02.11568 | 19 50 27.77 | +65 30 19.9 | 19.5 | T | 711 |
| C/2012 S3 | 2012 10 02.11740 | 19 50 27.66 | +65 30 17.3 | 19.3 | T | 711 |
| C/2012 S3 | 2012 10 02.11912 | 19 50 27.58 | +65 30 15.4 | 19.2 | T | 711 |
| C/2012 S3 | 2012 10 02.12085 | 19 50 27.48 | +65 30 12.9 | 19.7 | T | 711 |