4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| chenqiang305 | 2 | 1488 | 658 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.299 | 0.338 | 0.451 | 81.0 | -117 | 45 | 1604 | 1488 | 9960 |
| Odd | -0.301 | 0.345 | 0.458 | 75.1 | -108 | 42 | 1469 | 1361 | 10075 |
| initial | -0.345 | 0.367 | 0.503 | 44.2 | -86 | 3 | 1203 | 1117 | 10186 |
| SRMFix | -0.372 | 0.388 | 0.538 | 62.8 | -121 | 4 | 1204 | 1083 | 9721 |
| SRM | -0.730 | 0.730 | 0.945 | 271.0 | -504 | -38 | 1162 | 658 | 9215 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-27 | SRM 441 | 2 | 1088 | 700.53 | -0.64 | -117 | 1488 | 9960 | -504 | 658 | 9215 |
| 1 | 2008-05-25 | College Tour Guangdong | 1 | 205 | 423.21 | 0.04 | 45 | 1604 | 7373 | -38 | 1162 | 3909 |