4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| _sophist | 3 | 1985 | 931 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.650 | 0.889 | 0.969 | 175.6 | -83 | 232 | 1985 | 1985 | 4221 |
| initial | 0.608 | 0.895 | 0.968 | 107.8 | -52 | 160 | 1420 | 1420 | 4293 |
| SRMFix | 0.607 | 0.931 | 0.991 | 143.1 | -113 | 161 | 1403 | 1403 | 4518 |
| SRM | 0.176 | 1.107 | 1.153 | 193.0 | -424 | 92 | 931 | 931 | 5218 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2010-03-16 | SRM 464 | 2 | 236 | 568.84 | 1.27 | 211 | 1985 | 4221 | 92 | 931 | 5218 |
| 2 | 2009-09-23 | SRM 449 | 2 | 402 | 827.82 | 1.04 | 232 | 1774 | 6091 | 63 | 839 | 7096 |
| 1 | 2009-09-10 | SRM 448 | 2 | 882 | 687.44 | -0.36 | -83 | 1542 | 8769 | -424 | 776 | 7710 |