4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Porcupine | 4 | 1743 | 956 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.351 | 0.514 | 0.613 | 64.5 | -150 | 7 | 1180 | 956 | 4358 |
| SRMFix | 0.077 | 0.542 | 0.607 | 83.2 | -94 | 139 | 1406 | 1313 | 4153 |
| EloSRM | 0.068 | 0.567 | 0.631 | 91.4 | -55 | 230 | 1798 | 1743 | 3808 |
| initial | 0.212 | 0.590 | 0.638 | 71.0 | -91 | 93 | 1393 | 1302 | 4142 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2007-01-17 | SRM 335 | 2 | 381 | 250.34 | -0.86 | -55 | 1743 | 3808 | -150 | 956 | 4358 |
| 3 | 2007-01-13 | SRM 334 | 2 | 188 | 269.02 | 0.52 | 78 | 1798 | 3434 | 7 | 1106 | 3135 |
| 2 | 2006-12-28 | SRM 332 | 2 | 162 | 147.25 | -0.14 | 3 | 1720 | 3852 | -81 | 1099 | 3152 |
| 1 | 2006-12-21 | SRM 331 | 2 | 210 | 353.90 | 0.75 | 230 | 1717 | 3835 | -20 | 1180 | 2573 |