4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| shanweihua | 1 | 1673 | 1020 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.010 | 0.010 | 0.010 | 2.5 | -2 | -2 | 1198 | 1198 | 6880 |
| initial | 0.039 | 0.039 | 0.039 | 4.7 | 5 | 5 | 1205 | 1205 | 7007 |
| EloSRM | 0.101 | 0.101 | 0.101 | 60.8 | 61 | 61 | 1673 | 1673 | 6970 |
| Odd | 0.135 | 0.135 | 0.135 | 78.2 | 78 | 78 | 1539 | 1539 | 7078 |
| SRM | -0.779 | 0.779 | 0.779 | 180.0 | -180 | -180 | 1020 | 1020 | 4604 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-06-13 | SRM 442 | 2 | 640 | 686.30 | 0.10 | 61 | 1673 | 6970 | -180 | 1020 | 4604 |