| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2025 Y1 | 2026 03 21.59751 | 13 04 50.54 | +01 21 05.3 | P87 | ||
| C/2025 Y1 | 2026 03 21.61523 | 13 04 50.16 | +01 21 10.0 | 17.0 | G | Q21 |
| C/2025 Y1 | 2026 03 21.63666 | 13 04 49.65 | +01 21 14.8 | 349 | ||
| C/2025 Y1 | 2026 03 21.64858 | 13 04 49.39 | +01 21 19.6 | 17.1 | V | 323 |
| C/2025 Y1 | 2026 03 21.65243 | 13 04 49.28 | +01 21 18.7 | 349 | ||
| C/2025 Y1 | 2026 03 21.65500 | 13 04 49.23 | +01 21 21.1 | 17.2 | V | 323 |
| C/2025 Y1 | 2026 03 21.65796 | 13 04 49.18 | +01 21 19.6 | 16.6 | G | Q21 |
| C/2025 Y1 | 2026 03 21.66034 | 13 04 49.11 | +01 21 22.3 | 17.3 | V | 323 |
| C/2025 Y1 | 2026 03 21.66281 | 13 04 48.98 | +01 21 21.1 | 16.7 | V | 903 |
| C/2025 Y1 | 2026 03 21.66323 | 13 04 49.00 | +01 21 20.9 | 17.0 | G | Q21 |
| C/2025 Y1 | 2026 03 21.66823 | 13 04 48.90 | +01 21 22.3 | 16.9 | V | 349 |
| C/2025 Y1 | 2026 03 21.66943 | 13 04 48.83 | +01 21 22.6 | 16.6 | R | Q23 |
| C/2025 Y1 | 2026 03 21.67457 | 13 04 48.75 | +01 21 23.8 | 903 | ||
| C/2025 Y1 | 2026 03 21.67997 | 13 04 48.58 | +01 21 25.2 | Q23 | ||
| C/2025 Y1 | 2026 03 21.68694 | 13 04 48.41 | +01 21 27.4 | 903 | ||
| C/2025 Y1 | 2026 03 21.69262 | 13 04 48.28 | +01 21 28.3 | Q23 | ||
| C/2025 Y1 | 2026 03 21.91521 | 13 04 43.26 | +01 22 21.4 | 17.0 | V | R92 |
| C/2025 Y1 | 2026 03 21.92996 | 13 04 42.92 | +01 22 24.5 | 16.9 | V | R92 |
| C/2025 Y1 | 2026 03 21.94486 | 13 04 42.56 | +01 22 28.2 | 16.8 | V | R92 |
| C/2025 Y1 | 2026 03 22.03779 | 13 04 40.39 | +01 22 50.8 | 17.0 | G | Y87 |