| Player ID | 10555 |
| First Name | John G |
| Last Name | Cooper |
| Sex | M |
| User ID | 0 |
| Club (used in grading individual event) | Lytham St Annes |
| DOB | **** |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 416096 |
| FIDE Federation | |
| Lichess ID | rhythm77 |
| Chess.com ID | |
| ECF Grading Code | 108842H |
| Membership Number (entered manually) | |
| Membership Number (from grading list) | ME007555 |
| ECF Standard Old 3 digit | 166C |
| ECF Rapid Old 3 digit | 166E |
| ECF Rapid OTB August | 1945 |
| ECF Standard OTB August | 1945 |
| ECF Rapid OTB September | 1945 |
| ECF Standard OTB September | 1945 |
| ECF Standard OTB Latest | 1945 |
| ECF Rapid OTB Latest | 1945 |
| FIDE Standard | 1919 |
| FIDE Rapid | 0 |
| FIDE Blitz | 0 |
