| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2012 S3 | 2012 10 02.12257 | 19 50 27.42 | +65 30 10.6 | 19.8 | T | 711 |
| C/2012 S3 | 2012 10 05.11281 | 19 48 15.85 | +64 23 59.2 | H06 | ||
| C/2012 S3 | 2012 10 05.11464 | 19 48 15.75 | +64 23 57.2 | H06 | ||
| C/2012 S3 | 2012 10 05.11645 | 19 48 15.64 | +64 23 54.8 | H06 | ||
| C/2012 S3 | 2012 10 05.11827 | 19 48 15.56 | +64 23 52.4 | 19.1 | T | H06 |
| C/2012 S3 | 2012 10 05.82400 | 19 47 48.71 | +64 08 01.4 | 19.6 | N | C10 |
| C/2012 S3 | 2012 10 05.85836 | 19 47 47.45 | +64 07 14.9 | 19.4 | N | C10 |
| C/2012 S3 | 2012 10 05.87035 | 19 47 46.95 | +64 06 58.9 | 19.2 | N | C10 |
| C/2012 S3 | 2012 10 10.82810 | 19 45 21.65 | +62 13 50.1 | 18.4 | N | C23 |
| C/2012 S3 | 2012 10 10.83660 | 19 45 21.17 | +62 13 35.3 | 14.9 | N | C23 |
| C/2012 S3 | 2012 10 10.83943 | 19 45 21.14 | +62 13 30.9 | 13.9 | N | C23 |
| C/2012 S3 | 2012 10 13.76995 | 19 44 27.25 | +61 05 18.7 | 19.1 | T | B51 |
| C/2012 S3 | 2012 10 13.77585 | 19 44 27.21 | +61 05 10.5 | 19.2 | T | B51 |
| C/2012 S3 | 2012 10 20.74845 | 19 43 40.98 | +58 20 20.3 | 19.5 | T | C32 |
| C/2012 S3 | 2012 10 20.75310 | 19 43 40.93 | +58 20 14.0 | 19.5 | T | C32 |
| C/2012 S3 | 2012 10 20.75779 | 19 43 40.97 | +58 20 06.9 | 19.5 | T | C32 |
| C/2012 S3 | 2012 10 20.83081 | 19 43 41.02 | +58 18 22.9 | 19.2 | N | 130 |
| C/2012 S3 | 2012 10 20.83507 | 19 43 40.99 | +58 18 16.1 | 19.5 | N | 130 |
| C/2012 S3 | 2012 10 20.84029 | 19 43 41.03 | +58 18 09.0 | 19.1 | N | 130 |
| C/2012 S3 | 2012 10 22.80108 | 19 43 46.77 | +57 31 25.3 | 17.6 | N | C23 |