| Player ID | 40954 |
| First Name | Piotr |
| Last Name | Zielinski |
| Sex | M |
| User ID | 0 |
| Club (used in grading individual event) | Horfield & Redland |
| DOB | **** |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 0 |
| FIDE Federation | |
| Lichess ID | |
| Chess.com ID | |
| ECF Grading Code | 320843G |
| Membership Number (entered manually) | |
| Membership Number (from grading list) | ME018088 |
| ECF Standard Old 3 digit | 117C |
| ECF Rapid OTB August | 1540 |
| ECF Standard OTB August | 1578 |
| ECF Rapid OTB September | 1540 |
| ECF Standard OTB September | 1578 |
| ECF Rapid Online | 1562 |
| ECF Blitz Online | 1553 |
| ECF Standard Online | 1517 |
| ECF Standard OTB Latest | 1586 |
| ECF Rapid OTB Latest | 0 |
