| Player ID | 18536 |
| First Name | Jonah B |
| Last Name | Willow |
| Sex | M |
| User ID | 0 |
| Club (used in grading individual event) | West Nottingham |
| DOB | **** |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | 438804 |
| FIDE Federation | |
| ECF Grading Code | 283303H |
| Membership Number (entered manually) | |
| Membership Number (from grading list) | ME008025 |
| ECF Standard Old | 235A |
| ECF Standard August | 235A |
| ECF Standard Pub | 235A |
| ECF Rapid August | 217A |
| ECF Rapid Pub | 217A |
| ECF Standard January | 235A |
| ECF Rapid January | 217A |
| ECF Online Standard | 2462 |
| ECF Online Rapid | 2282 |
| ECF Online Blitz | 2368 |
| ECF Monthly Standard | 2463 |
| ECF Monthly Rapid | 2328 |
| ECF Monthly July S | 2463 |
| ECF Monthly July R | 2328 |
