4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| ibjeremy | 4 | 2318 | 1271 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.150 | 0.222 | 0.306 | 27.8 | -20 | 37 | 1271 | 1271 | 3349 |
| SRMFix | 0.645 | 0.645 | 0.747 | 109.6 | 20 | 194 | 1638 | 1638 | 4218 |
| EloSRM | 0.671 | 0.671 | 0.772 | 185.4 | 44 | 320 | 2318 | 2318 | 3849 |
| initial | 0.777 | 0.777 | 0.911 | 93.5 | 22 | 176 | 1574 | 1574 | 4660 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-01-19 | SRM 530 | 1 | 390 | 551.02 | 0.50 | 195 | 2318 | 3849 | 37 | 1271 | 3349 |
| 3 | 2009-01-21 | SRM 433 | 1 | 369 | 509.52 | 0.13 | 44 | 2123 | 3284 | 26 | 1234 | 3283 |
| 2 | 2008-12-11 | SRM 429 | 2 | 168 | 346.32 | 1.04 | 183 | 2079 | 3516 | 28 | 1208 | 3498 |
| 1 | 2008-09-24 | SRM 419 | 2 | 198 | 399.86 | 1.01 | 320 | 1896 | 4853 | -20 | 1180 | 3924 |