4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| zhaozhouyang | 15 | 2867 | 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 | 0.881 | 1.587 | 99.1 | -40 | 827 | 2867 | 2867 | 845 |
| 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 | 283.42 | 0.35 | 25 | 2867 | 845 | 36 | 1762 | 843 |
| 14 | 2011-08-09 | SRM 514 | 1 | 296 | 198.27 | -0.58 | -22 | 2842 | 902 | -46 | 1726 | 931 |
| 13 | 2011-07-26 | SRM 513 | 1 | 249 | 257.11 | 0.05 | 12 | 2864 | 845 | 12 | 1772 | 840 |
| 12 | 2011-07-13 | SRM 512 | 1 | 220 | 348.49 | 0.66 | 51 | 2853 | 875 | 57 | 1760 | 861 |
| 11 | 2011-07-02 | SRM 511 | 1 | 331 | 382.65 | 0.21 | 27 | 2802 | 1022 | 26 | 1703 | 975 |
| 10 | 2011-05-24 | TCO11 Qual 3 | 1 | 235 | 133.78 | -0.81 | -35 | 2776 | 1091 | -16 | 1677 | 1057 |
| 9 | 2011-05-03 | Member SRM 505 | 1 | 98 | 364.67 | 1.90 | 147 | 2811 | 926 | 150 | 1693 | 970 |
| 8 | 2011-02-01 | SRM 496 | 1 | 182 | 422.28 | 1.21 | 113 | 2664 | 1354 | 125 | 1543 | 1361 |
| 7 | 2011-01-27 | SRM 495 | 1 | 440 | 413.93 | -0.09 | 1 | 2551 | 1792 | -12 | 1418 | 1891 |
| 6 | 2010-10-05 | SRM 484 | 1 | 187 | 316.53 | 0.76 | 87 | 2550 | 1678 | 103 | 1430 | 1732 |
| 5 | 2010-09-09 | SRM 481 | 1 | 388 | 428.51 | -0.23 | -18 | 2463 | 2020 | -50 | 1327 | 2260 |
| 4 | 2010-08-26 | SRM 480 | 1 | 411 | 308.26 | -0.42 | -40 | 2481 | 1920 | -97 | 1377 | 1944 |
| 3 | 2010-08-14 | SRM 479 | 1 | 392 | 417.00 | -0.28 | -29 | 2521 | 1737 | -117 | 1474 | 1556 |
| 2 | 2010-08-04 | Member SRM 478 | 1 | 377 | 421.13 | 0.16 | 53 | 2550 | 1628 | -57 | 1591 | 1169 |
| 1 | 2010-07-28 | SRM 477 | 2 | 15 | 676.65 | 5.50 | 827 | 2496 | 1820 | 448 | 1648 | 1010 |