| Player ID | 53137 |
| First Name | Brian |
| Last Name | Butterworth |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | Waterloo |
| Club | Waterloo (7WAT) |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 0 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 291161K |
| Membership Number (from rating list) | ME021681 |
| Membership Category | Gold |
| ECF Rapid OTB January | 1351K |
| ECF Standard OTB January | 1543A |
| ECF Rapid OTB August | 1374K |
| ECF Standard OTB August | 1573A |
| ECF Rapid OTB September | 1392A |
| ECF Standard OTB September | 1545A |
| ECF Standard OTB September Old | 1478A |
| ECF Rapid OTB Monthly | 1411A |
| ECF Standard OTB Monthly | 1543A |
| ECF Rapid OTB Latest | 1411A |
| ECF Standard OTB Latest | 1543A |
