| Player ID | 54571 |
| First Name | Jonathan |
| Last Name | Jativa-Calle |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | None |
| Club | St Marys School Northumberland (8NMY) |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 0 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 311980E |
| Membership Number (from rating list) | ME008047 |
| Membership Category | None |
| ECF Standard OTB August | 1379K |
| ECF Rapid OTB August | 1314P |
| ECF Standard OTB September | 1379K |
| ECF Rapid OTB September | 1314P |
| ECF Standard OTB September Old | 1422P |
| ECF Rapid OTB January | 1314P |
| ECF Standard OTB January | 1379K |
| ECF Rapid OTB Monthly | 1314P |
| ECF Standard OTB Monthly | 1379K |
| ECF Rapid OTB Latest | 1314P |
| ECF Standard OTB Latest | 1379K |
