4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| shigang.zhang | 2 | 1688 | 740 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.151 | 0.255 | 0.296 | 30.7 | -49 | 13 | 1164 | 1164 | 8560 |
| Odd | -0.044 | 0.262 | 0.265 | 67.7 | -61 | 74 | 1527 | 1527 | 8466 |
| EloSRM | -0.066 | 0.277 | 0.284 | 73.8 | -78 | 70 | 1688 | 1688 | 8327 |
| SRMFix | -0.147 | 0.313 | 0.345 | 68.0 | -107 | 28 | 1121 | 1121 | 8605 |
| SRM | -0.694 | 0.694 | 0.876 | 230.0 | -403 | -57 | 797 | 740 | 8492 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-03-19 | SRM 500 | 2 | 720 | 832.84 | 0.21 | 70 | 1688 | 8327 | -57 | 740 | 8492 |
| 1 | 2011-02-01 | SRM 496 | 2 | 724 | 651.22 | -0.34 | -78 | 1618 | 9140 | -403 | 797 | 7665 |