4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yangfun | 1 | 1515 | 1110 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.248 | 0.248 | 0.248 | 19.6 | -20 | -20 | 1389 | 1389 | 6771 |
| EloSRM | -0.250 | 0.250 | 0.250 | 15.4 | -15 | -15 | 1515 | 1515 | 6513 |
| initial | -0.256 | 0.256 | 0.256 | 30.9 | -31 | -31 | 1169 | 1169 | 6447 |
| SRMFix | -0.260 | 0.260 | 0.260 | 62.3 | -62 | -62 | 1138 | 1138 | 6409 |
| SRM | -0.296 | 0.296 | 0.296 | 90.0 | -90 | -90 | 1110 | 1110 | 3394 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-10-26 | College Tour Sichuan | 1 | 108 | 141.67 | -0.25 | -15 | 1515 | 6513 | -90 | 1110 | 3394 |