4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| haosun | 4 | 2329 | 1274 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.362 | 0.675 | 0.766 | 116.5 | -110 | 152 | 1352 | 1274 | 2391 |
| SRMFix | 0.750 | 0.793 | 1.120 | 130.5 | -7 | 381 | 1696 | 1696 | 2790 |
| EloSRM | 0.781 | 0.830 | 1.175 | 181.2 | -7 | 476 | 2329 | 2329 | 2298 |
| Odd | 0.792 | 0.839 | 1.192 | 180.0 | -5 | 491 | 2174 | 2174 | 2354 |
| initial | 0.852 | 0.852 | 1.202 | 102.6 | 2 | 235 | 1610 | 1610 | 3226 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-05-02 | TCO10 Qual 1 | 1 | 271 | 626.34 | 1.21 | 240 | 2329 | 2298 | 118 | 1274 | 2391 |
| 3 | 2009-10-20 | SRM 451 | 1 | 387 | 419.19 | -0.06 | -7 | 2089 | 3610 | -86 | 1156 | 3491 |
| 2 | 2009-09-23 | SRM 449 | 1 | 541 | 633.01 | -0.04 | -2 | 2096 | 3565 | -110 | 1242 | 2791 |
| 1 | 2009-08-25 | SRM 447 | 2 | 157 | 634.07 | 2.01 | 476 | 2098 | 3510 | 152 | 1352 | 2051 |