| Player ID | 18366 |
| First Name | Nigel |
| Last Name | Birtwistle |
| Sex | M |
| User ID | 0 |
| Club (used in grading individual event) | Grantham |
| DOB | **** |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | 406945 |
| FIDE Federation | |
| ECF Grading Code | 106801F |
| Membership Number (entered manually) | |
| Membership Number (from grading list) | ME011348 |
| ECF Standard Old | 198A |
| ECF Standard August | 197A |
| ECF Standard Pub | 197A |
| ECF Standard January | 198A |
| ECF Online Standard | 2199 |
| ECF Online Rapid | 2177 |
| ECF Online Blitz | 2177 |
| ECF Monthly Standard | 2178 |
| ECF Monthly Rapid | 2223 |
| ECF Monthly July S | 2178 |
| ECF Monthly July R | 2223 |
