| Player ID | 25451 |
| First Name | Mark D |
| Last Name | Couch |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | None |
| Club | Northumberland CA (CNOU) |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | 441490 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 295289A |
| Membership Number (from rating list) | ME009818 |
| Membership Category | None |
| ECF Standard OTB August | 1826K |
| ECF Standard OTB September | 1826K |
| ECF Standard OTB September Old | 1826K |
| ECF Standard OTB January | 1826K |
| ECF Standard OTB Monthly | 1826K |
| ECF Standard OTB Latest | 1826K |
| FIDE Standard | 1848 |
| FIDE Rapid | 0 |
| FIDE Blitz | 0 |
