4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| jialiyuan | 1 | 1721 | 922 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.041 | 0.041 | 0.041 | 10.0 | 10 | 10 | 1210 | 1210 | 6589 |
| initial | 0.065 | 0.065 | 0.065 | 7.9 | 8 | 8 | 1208 | 1208 | 6785 |
| EloSRM | 0.100 | 0.100 | 0.100 | 62.0 | 62 | 62 | 1721 | 1721 | 6698 |
| Odd | 0.119 | 0.119 | 0.119 | 64.8 | 65 | 65 | 1555 | 1555 | 7012 |
| SRM | -0.661 | 0.661 | 0.661 | 278.0 | -278 | -278 | 922 | 922 | 5615 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2010-05-12 | TCO10 Qual 2 | 1 | 971 | 1,040.86 | 0.10 | 62 | 1721 | 6698 | -278 | 922 | 5615 |