| Player ID | 73440 |
| First Name | Leon |
| Last Name | Zdunek |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | Harrow |
| Club | Harrow (4150) |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 0 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 354121G |
| Membership Number (from rating list) | ME042160 |
| Membership Category | None |
| ECF Rapid OTB January | 1204K |
| ECF Standard OTB January | 1205P |
| ECF Rapid OTB August | 1171K |
| ECF Standard OTB August | 1284P |
| ECF Rapid OTB Monthly | 1173K |
| ECF Rapid OTB September | 1173K |
| ECF Standard OTB Monthly | 1284P |
| ECF Standard OTB September | 1284P |
| ECF Standard OTB September Old | 1029P |
| ECF Rapid OTB Latest | 1173K |
| ECF Standard OTB Latest | 1284P |
