4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| YPetrow | 1 | 1591 | 817 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.253 | 0.253 | 0.253 | 50.9 | -51 | -51 | 1438 | 1438 | 8169 |
| EloSRM | -0.294 | 0.294 | 0.294 | 66.9 | -67 | -67 | 1591 | 1591 | 7964 |
| initial | -0.375 | 0.375 | 0.375 | 45.2 | -45 | -45 | 1155 | 1155 | 7812 |
| SRMFix | -0.427 | 0.427 | 0.427 | 100.3 | -100 | -100 | 1100 | 1100 | 7998 |
| SRM | -1.342 | 1.342 | 1.342 | 383.0 | -383 | -383 | 817 | 817 | 6712 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2010-05-04 | SRM 469 | 2 | 863 | 703.73 | -0.29 | -67 | 1591 | 7964 | -383 | 817 | 6712 |