| Player ID | 71218 |
| First Name | Mason |
| Last Name | Leifer |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | watford |
| Club | Watford (3186) |
| Local Rating | 0 |
| Local Rapid Rating | 500 |
| FIDE Code | 0 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 352095L |
| Membership Number (from rating list) | ME036414 |
| Membership Category | None |
| ECF Standard OTB August | 602P |
| ECF Rapid OTB August | 347K |
| ECF Standard OTB September | 602P |
| ECF Rapid OTB September | 347K |
| ECF Rapid OTB January | 339K |
| ECF Standard OTB January | 602P |
| ECF Rapid OTB Monthly | 339K |
| ECF Standard OTB Monthly | 602P |
| ECF Rapid OTB Latest | 339K |
| ECF Standard OTB Latest | 602P |
