4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Koreanu | 3 | 1859 | 892 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.105 | 0.235 | 0.306 | 28.3 | -23 | 59 | 1259 | 1238 | 7781 |
| SRMFix | -0.000 | 0.286 | 0.333 | 57.0 | -64 | 101 | 1301 | 1230 | 7731 |
| EloSRM | -0.000 | 0.377 | 0.416 | 82.1 | -50 | 192 | 1914 | 1859 | 7443 |
| SRM | -0.616 | 0.616 | 0.674 | 102.7 | -156 | -64 | 1112 | 892 | 7089 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2011-09-10 | SRM 517 | 2 | 814 | 741.82 | -0.15 | -4 | 1859 | 7443 | -64 | 892 | 7089 |
| 2 | 2011-08-30 | SRM 516 | 2 | 642 | 479.87 | -0.42 | -50 | 1864 | 7283 | -156 | 956 | 6237 |
| 1 | 2011-08-09 | SRM 514 | 2 | 412 | 609.95 | 0.57 | 192 | 1914 | 6754 | -88 | 1112 | 4619 |