4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| lixuyuan | 2 | 1447 | 824 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.170 | 0.391 | 0.426 | 47.1 | -68 | 27 | 1227 | 1159 | 3202 |
| SRMFix | -0.235 | 0.401 | 0.465 | 71.5 | -103 | 40 | 1240 | 1137 | 3098 |
| EloSRM | -0.182 | 0.502 | 0.534 | 107.3 | -87 | 127 | 1534 | 1447 | 2758 |
| SRM | -0.869 | 0.869 | 0.888 | 188.0 | -247 | -129 | 1071 | 824 | 2974 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2005-06-01 | SRM 245 | 2 | 195 | 132.01 | -0.68 | -87 | 1447 | 2758 | -247 | 824 | 2974 |
| 1 | 2005-05-17 | SRM 243 | 2 | 116 | 144.84 | 0.32 | 127 | 1534 | 2372 | -129 | 1071 | 1816 |