| Rankings | Players | Tournaments | Gadget | Charts | Calculators | Log-In |
| Costantino, Claudio Emanuele |
| FIDE on list | Live FIDE |
|---|---|
2028 | 2028 |
World Rank |
Europe Rank |
Italy Rank |
|---|---|---|
58642 |
42923 |
1150 |
| Tournament | Elo at the start of the tournament | Variation |
|---|---|---|
2nd Piacenza Chess Festival - Open A: >= 1950 | 2028 | +0.8 |
