4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| qiuwei20080512 | 4 | 1512 | 385 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.254 | 0.254 | 0.287 | 49.3 | -115 | -13 | 1594 | 1512 | 11826 |
| SRMFix | -0.315 | 0.315 | 0.356 | 58.6 | -137 | -19 | 1063 | 966 | 11948 |
| initial | -0.349 | 0.349 | 0.369 | 42.0 | -65 | -25 | 1135 | 1032 | 11864 |
| SRM | -0.583 | 0.583 | 0.771 | 203.8 | -548 | -34 | 652 | 385 | 11821 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-08-09 | SRM 514 | 2 | 691 | 722.16 | -0.12 | -13 | 1512 | 11826 | -34 | 385 | 11821 |
| 3 | 2011-07-13 | SRM 512 | 2 | 1158 | 1,085.79 | -0.21 | -31 | 1525 | 11729 | -99 | 419 | 11708 |
| 2 | 2011-07-02 | SRM 511 | 2 | 1021 | 995.30 | -0.22 | -39 | 1556 | 11347 | -134 | 518 | 11101 |
| 1 | 2011-05-11 | SRM 506 | 2 | 720 | 536.99 | -0.48 | -115 | 1594 | 10079 | -548 | 652 | 9662 |