4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| zhaozhouyang | 15 | 2868 | 1762 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.520 | 0.827 | 1.360 | 90.1 | -117 | 448 | 1772 | 1762 | 843 |
| EloSRM | 0.558 | 0.880 | 1.587 | 99.1 | -40 | 827 | 2868 | 2868 | 845 |
| Odd | 0.551 | 0.881 | 1.596 | 99.0 | -40 | 847 | 2685 | 2685 | 825 |
| SRMFix | 0.604 | 0.882 | 1.563 | 94.1 | -50 | 801 | 2224 | 2224 | 959 |
| initial | 0.760 | 0.957 | 1.634 | 115.3 | -111 | 654 | 2573 | 2573 | 921 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 | 2011-08-20 | SRM 515 | 1 | 223 | 283.41 | 0.35 | 25 | 2868 | 845 | 36 | 1762 | 843 |
| 14 | 2011-08-09 | SRM 514 | 1 | 296 | 198.27 | -0.58 | -22 | 2842 | 903 | -46 | 1726 | 931 |
| 13 | 2011-07-26 | SRM 513 | 1 | 249 | 257.10 | 0.05 | 12 | 2865 | 845 | 12 | 1772 | 840 |
| 12 | 2011-07-13 | SRM 512 | 1 | 220 | 348.44 | 0.66 | 51 | 2853 | 875 | 57 | 1760 | 861 |
| 11 | 2011-07-02 | SRM 511 | 1 | 331 | 382.56 | 0.21 | 27 | 2802 | 1022 | 26 | 1703 | 975 |
| 10 | 2011-05-24 | TCO11 Qual 3 | 1 | 235 | 133.72 | -0.81 | -35 | 2776 | 1091 | -16 | 1677 | 1057 |
| 9 | 2011-05-03 | Member SRM 505 | 1 | 98 | 364.63 | 1.90 | 147 | 2811 | 927 | 150 | 1693 | 970 |
| 8 | 2011-02-01 | SRM 496 | 1 | 182 | 422.25 | 1.21 | 113 | 2664 | 1355 | 125 | 1543 | 1361 |
| 7 | 2011-01-27 | SRM 495 | 1 | 440 | 413.88 | -0.09 | 1 | 2551 | 1792 | -12 | 1418 | 1891 |
| 6 | 2010-10-05 | SRM 484 | 1 | 187 | 316.49 | 0.76 | 87 | 2550 | 1678 | 103 | 1430 | 1732 |
| 5 | 2010-09-09 | SRM 481 | 1 | 388 | 428.49 | -0.23 | -18 | 2463 | 2020 | -50 | 1327 | 2260 |
| 4 | 2010-08-26 | SRM 480 | 1 | 411 | 308.23 | -0.43 | -40 | 2481 | 1919 | -97 | 1377 | 1944 |
| 3 | 2010-08-14 | SRM 479 | 1 | 392 | 416.98 | -0.28 | -29 | 2521 | 1737 | -117 | 1474 | 1556 |
| 2 | 2010-08-04 | Member SRM 478 | 1 | 377 | 421.02 | 0.16 | 53 | 2550 | 1627 | -57 | 1591 | 1169 |
| 1 | 2010-07-28 | SRM 477 | 2 | 15 | 676.62 | 5.50 | 827 | 2497 | 1819 | 448 | 1648 | 1010 |