4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| kefujing | 6 | 1928 | 843 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.085 | 0.715 | 0.875 | 88.1 | -62 | 279 | 1989 | 1928 | 4860 |
| SRMFix | 0.136 | 0.762 | 0.883 | 93.6 | -97 | 222 | 1447 | 1350 | 5334 |
| initial | 0.195 | 0.781 | 0.900 | 94.0 | -131 | 181 | 1472 | 1341 | 5325 |
| SRM | -0.045 | 0.789 | 0.822 | 98.2 | -226 | 64 | 1042 | 843 | 7079 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2009-11-05 | SRM 452 | 2 | 737 | 361.07 | -1.18 | -62 | 1928 | 4860 | -140 | 843 | 7079 |
| 5 | 2009-10-17 | SRM 450 | 2 | 249 | 373.85 | 0.59 | 65 | 1989 | 4311 | 48 | 983 | 5012 |
| 4 | 2009-09-23 | SRM 449 | 2 | 561 | 469.67 | -0.68 | -45 | 1924 | 4823 | -107 | 935 | 5604 |
| 3 | 2009-09-10 | SRM 448 | 2 | 326 | 399.41 | 0.29 | 59 | 1969 | 4418 | 4 | 1042 | 4428 |
| 2 | 2009-07-23 | SRM 445 | 2 | 246 | 706.72 | 1.52 | 279 | 1910 | 4841 | 64 | 1038 | 4412 |
| 1 | 2009-06-13 | SRM 442 | 2 | 703 | 686.32 | -0.04 | 18 | 1631 | 7348 | -226 | 974 | 5137 |