4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yanhualiang | 1 | 1806 | 1073 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.257 | 0.257 | 0.257 | 61.6 | 62 | 62 | 1262 | 1262 | 5784 |
| initial | 0.321 | 0.321 | 0.321 | 38.7 | 39 | 39 | 1239 | 1239 | 6092 |
| EloSRM | 0.397 | 0.397 | 0.397 | 149.8 | 150 | 150 | 1806 | 1806 | 5715 |
| Odd | 0.447 | 0.447 | 0.447 | 167.5 | 167 | 167 | 1655 | 1655 | 5877 |
| SRM | -0.666 | 0.666 | 0.666 | 127.0 | -127 | -127 | 1073 | 1073 | 3915 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2010-04-20 | Member SRM 468 | 2 | 482 | 634.85 | 0.40 | 150 | 1806 | 5715 | -127 | 1073 | 3915 |