| Player ID | 31809 |
| First Name | Istvan |
| Last Name | Karacsony |
| Sex | M |
| User ID | 0 |
| Club (used in grading individual event) | Wanstead |
| DOB | **** |
| Local Rating | 1800 |
| Local Rapid Rating | 0 |
| FIDE Code | 725030 |
| FIDE Federation | HUN |
| ECF Grading Code | 340183C |
| Membership Number (entered manually) | ME026008 |
| Membership Number (from grading list) | ME026008 |
| ECF Rapid OTB August | 1581 |
| ECF Rapid OTB September | 1589 |
| ECF Rapid OTB January | 0 |
| ECF Rapid Online | 1607 |
| ECF Blitz Online | 1558 |
| ECF Standard Online | 1921 |
| ECF Standard OTB Latest | 1772E |
| ECF Rapid OTB Latest | 1592D |
| FIDE Standard | 0 |
| FIDE Rapid | 0 |
| FIDE Blitz | 0 |
