| Player ID | 12909 |
| First Name | Jonathan |
| Last Name | Rubeck |
| Sex | M |
| User ID | 0 |
| Club (used in grading individual event) | Hendon |
| DOB | **** |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | 435678 |
| FIDE Federation | |
| ECF Grading Code | 247156F |
| Membership Number (entered manually) | |
| Membership Number (from grading list) | |
| ECF Standard August | 161A |
| ECF Standard January | 166A |
| ECF Standard Old | 166A |
| ECF Standard Pub | 161A |
| ECF Rapid August | 157A |
| ECF Rapid January | 157A |
| ECF Rapid Pub | 157A |
| ECF Monthly Standard | 1908 |
| ECF Monthly Rapid | 1878 |
| ECF Monthly July S | 1908 |
| ECF Monthly July R | 1878 |
