4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| shaolaoshu | 10 | 2247 | 1166 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.261 | 0.919 | 1.148 | 92.4 | -170 | 119 | 1256 | 1166 | 3973 |
| initial | 0.546 | 1.052 | 1.276 | 126.6 | -106 | 335 | 1792 | 1792 | 3254 |
| SRMFix | 0.417 | 1.068 | 1.262 | 112.4 | -138 | 292 | 1620 | 1620 | 3900 |
| Odd | 0.271 | 1.087 | 1.270 | 127.4 | -93 | 438 | 2087 | 2087 | 3703 |
| EloSRM | 0.300 | 1.101 | 1.285 | 137.2 | -111 | 432 | 2247 | 2247 | 3682 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 2011-05-17 | SRM 504.5 | 2 | 70 | 402.90 | 2.52 | 164 | 2247 | 3682 | 99 | 1166 | 3973 |
| 9 | 2011-04-07 | SRM 502 | 2 | 372 | 186.42 | -1.00 | -62 | 2083 | 4760 | -64 | 1067 | 4701 |
| 8 | 2010-11-18 | SRM 488 | 2 | 140 | 234.47 | 0.74 | 85 | 2145 | 3835 | 39 | 1131 | 3824 |
| 7 | 2010-11-13 | SRM 487 | 2 | 582 | 219.89 | -1.40 | -111 | 2060 | 4462 | -81 | 1092 | 4115 |
| 6 | 2009-03-07 | TCO09 Round 1 | 1 | 904 | 1,299.95 | 0.52 | 99 | 2171 | 3016 | 86 | 1173 | 3681 |
| 5 | 2009-02-24 | TCO09 Qual 1 | 1 | 483 | 951.25 | 0.98 | 177 | 2072 | 3446 | 119 | 1087 | 5250 |
| 4 | 2009-01-06 | SRM 432 | 2 | 483 | 214.48 | -1.17 | -101 | 1895 | 5038 | -170 | 968 | 7282 |
| 3 | 2008-12-23 | SRM 431 | 2 | 426 | ||||||||
| 2 | 2008-12-20 | SRM 430 | 1 | 531 | 581.91 | -0.03 | -4 | 1995 | 4174 | -118 | 1138 | 4460 |
| 1 | 2008-07-23 | SRM 411 | 2 | 158 | 458.56 | 1.54 | 432 | 1999 | 3821 | 56 | 1256 | 3147 |