4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Ka-El | 2 | 1378 | 687 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.223 | 0.223 | 0.224 | 40.4 | -44 | -36 | 1415 | 1378 | 6858 |
| SRMFix | -0.348 | 0.348 | 0.354 | 72.4 | -97 | -48 | 1103 | 1055 | 7067 |
| initial | -0.365 | 0.365 | 0.365 | 44.0 | -45 | -43 | 1155 | 1112 | 7077 |
| SRM | -0.968 | 0.968 | 1.002 | 256.5 | -312 | -201 | 888 | 687 | 6616 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-01-25 | SRM 336 | 2 | 389 | 337.20 | -0.21 | -36 | 1378 | 6858 | -201 | 687 | 6616 |
| 1 | 2006-05-31 | SRM 305 | 2 | 247 | 209.20 | -0.24 | -44 | 1415 | 5340 | -312 | 888 | 4378 |