| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 S4 | 2019 12 26.76912 | 23 37 43.96 | +67 18 21.8 | 19.3 | R | 461 |
| C/2019 S4 | 2019 12 26.77720 | 23 37 43.14 | +67 18 15.6 | 19.2 | R | 461 |
| C/2019 S4 | 2019 12 26.78527 | 23 37 42.26 | +67 18 09.3 | 19.4 | R | 461 |
| C/2019 S4 | 2019 12 29.75801 | 23 32 56.00 | +66 40 57.9 | 19.3 | R | 215 |
| C/2019 S4 | 2019 12 29.76057 | 23 32 55.88 | +66 40 55.2 | 19.9 | R | 215 |
| C/2019 S4 | 2019 12 29.76314 | 23 32 55.46 | +66 40 54.5 | 19.3 | R | 215 |
| C/2019 S4 | 2019 12 31.73965 | 23 30 09.13 | +66 16 47.5 | 19.0 | R | 461 |
| C/2019 S4 | 2019 12 31.74389 | 23 30 08.83 | +66 16 44.4 | 19.5 | R | 461 |
| C/2019 S4 | 2020 01 01.75257 | 23 28 50.80 | +66 04 39.6 | 19.7 | R | 461 |
| C/2019 S4 | 2020 01 01.76384 | 23 28 49.93 | +66 04 31.6 | 19.9 | R | 461 |
| C/2019 S4 | 2020 01 01.90800 | 23 28 39.16 | +66 02 47.2 | 19.4 | R | L27 |
| C/2019 S4 | 2020 01 01.93897 | 23 28 36.90 | +66 02 23.8 | 19.3 | R | L27 |
| C/2019 S4 | 2020 02 20.75447 | 23 18 10.27 | +61 08 40.5 | 19.7 | R | 461 |
| C/2019 S4 | 2020 02 20.76308 | 23 18 10.46 | +61 08 40.7 | 19.8 | R | 461 |
| C/2019 S4 | 2020 02 20.77172 | 23 18 10.66 | +61 08 41.0 | 19.7 | R | 461 |
| C/2019 S4 | 2020 02 28.10898 | 23 20 52.48 | +61 19 43.5 | H06 | ||
| C/2019 S4 | 2020 02 28.11421 | 23 20 52.58 | +61 19 44.1 | 18.9 | G | H06 |
| C/2019 S4 | 2020 04 01.83143 | 23 35 06.27 | +64 50 41.3 | 19.7 | V | K77 |
| C/2019 S4 | 2020 04 01.84225 | 23 35 06.53 | +64 50 48.2 | 20.3 | V | K77 |
| C/2019 S4 | 2020 05 29.41911 | 23 00 24.24 | +78 59 51.6 | H06 |