| Player ID | 12166 |
| First Name | Derek |
| Last Name | Ludlam |
| Sex | |
| User ID | 0 |
| Club (used in grading individual event) | Undercliffe |
| DOB | **** |
| Player lists | Bradford,Undercliffe |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | 0 |
| FIDE Federation | |
| ECF Grading Code | 149641E |
| Membership Number (entered manually) | |
| Membership Number (from grading list) | ME017258 |
| ECF Rapid OTB September | 1638 |
| ECF Standard OTB September | 1585 |
| ECF Standard OTB January | 1575D |
| ECF Rapid OTB January | 0* |
| ECF Standard OTB August | 1585C |
| ECF Rapid OTB August | 0 |
| ECF Standard OTB Latest | 1575K |
