| Player ID | 26027 |
| First Name | Ian |
| Last Name | Mason |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | Surrey CCA |
| Club | Surrey CCA (CSUR) |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 426296 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 158057H |
| Membership Number (from rating list) | ME006326 |
| Membership Category | Bronze |
| ECF Standard OTB August | 1767K |
| ECF Standard OTB September | 1767K |
| ECF Standard OTB September Old | 1771K |
| ECF Standard OTB January | 1767K |
| ECF Standard OTB Monthly | 1767K |
| ECF Standard OTB Latest | 1767K |
| FIDE Standard | 1678 |
| FIDE Rapid | 1682 |
| FIDE Blitz | 0 |
