4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| wujian342 | 3 | 1859 | 988 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.237 | 0.488 | 0.545 | 70.7 | -140 | -15 | 1143 | 988 | 4902 |
| SRMFix | 0.203 | 0.598 | 0.635 | 98.6 | -79 | 136 | 1417 | 1338 | 5394 |
| EloSRM | 0.237 | 0.607 | 0.629 | 117.4 | -52 | 151 | 1911 | 1859 | 5354 |
| Odd | 0.258 | 0.617 | 0.638 | 119.2 | -44 | 160 | 1773 | 1728 | 5397 |
| initial | 0.320 | 0.618 | 0.681 | 74.4 | -54 | 123 | 1369 | 1316 | 5552 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-09-23 | SRM 449 | 2 | 561 | 511.22 | -0.56 | -52 | 1859 | 5354 | -140 | 988 | 4902 |
| 2 | 2009-06-13 | SRM 442 | 2 | 298 | 528.92 | 0.83 | 151 | 1911 | 4827 | -15 | 1128 | 3656 |
| 1 | 2009-05-27 | SRM 441 | 2 | 512 | 693.56 | 0.44 | 149 | 1759 | 6115 | -57 | 1143 | 3603 |