4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| z-j-j | 4 | 1734 | 800 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.071 | 0.276 | 0.368 | 33.2 | -20 | 84 | 1284 | 1234 | 6974 |
| SRMFix | -0.027 | 0.362 | 0.410 | 65.6 | -52 | 153 | 1353 | 1243 | 6796 |
| EloSRM | -0.022 | 0.386 | 0.441 | 85.4 | -38 | 244 | 1831 | 1734 | 6600 |
| SRM | -0.432 | 0.515 | 0.565 | 121.5 | -185 | 43 | 1243 | 800 | 9322 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-02-28 | TCO09 Qual 2 | 1 | 1215 | 1,154.66 | -0.21 | -29 | 1734 | 6600 | -150 | 800 | 9322 |
| 3 | 2009-02-12 | SRM 435 | 2 | 428 | 324.45 | -0.40 | -38 | 1764 | 6331 | -108 | 950 | 7454 |
| 2 | 2008-12-14 | TC China 08 - Finals | 1 | 366 | 317.55 | -0.20 | -30 | 1802 | 5944 | -185 | 1058 | 5790 |
| 1 | 2008-12-10 | TC China 08 - 1D | 1 | 108 | 178.99 | 0.73 | 244 | 1831 | 5585 | 43 | 1243 | 3158 |