4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| CO2 | 21 | 2755 | 1766 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.231 | 0.928 | 1.317 | 82.6 | -55 | 659 | 2824 | 2755 | 578 |
| Odd | 0.245 | 0.932 | 1.319 | 81.6 | -56 | 635 | 2675 | 2600 | 581 |
| SRMFix | 0.477 | 0.992 | 1.388 | 81.5 | -66 | 410 | 2348 | 2233 | 691 |
| SRM | 0.572 | 1.003 | 1.412 | 83.7 | -151 | 429 | 1906 | 1766 | 713 |
| initial | 0.502 | 1.066 | 1.437 | 128.4 | -153 | 540 | 2749 | 2470 | 794 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21 | 2008-05-25 | East China Round 2 | 1 | 21 | 22.90 | 0.12 | 11 | 2755 | 578 | 53 | 1766 | 713 |
| 20 | 2008-05-03 | East China Round 1 | 1 | 51 | 28.66 | -0.83 | -18 | 2744 | 590 | 10 | 1713 | 778 |
| 19 | 2008-05-01 | SRM 400 | 1 | 200 | 227.13 | 0.18 | 14 | 2762 | 554 | 59 | 1703 | 796 |
| 18 | 2008-03-06 | SRM 392 | 1 | 408 | 281.81 | -0.78 | -24 | 2748 | 576 | -106 | 1644 | 928 |
| 17 | 2008-02-26 | SRM 391 | 1 | 286 | 148.60 | -0.94 | -27 | 2772 | 523 | -69 | 1750 | 719 |
| 16 | 2008-02-23 | TCO08 Round 2 | 1 | 601 | 348.68 | -0.78 | -25 | 2799 | 475 | -75 | 1819 | 620 |
| 15 | 2008-02-16 | TCO08 Round 1 | 1 | 394 | 389.34 | -0.02 | 6 | 2824 | 422 | 29 | 1894 | 514 |
| 14 | 2008-02-09 | TCO08 Qual 2 | 1 | 53 | 167.09 | 1.66 | 58 | 2818 | 421 | 110 | 1865 | 536 |
| 13 | 2008-02-05 | TCO08 Qual 1 | 1 | 475 | 278.64 | -1.18 | -33 | 2760 | 517 | -151 | 1755 | 695 |
| 12 | 2007-12-13 | SRM 383 | 1 | 50 | 159.62 | 1.68 | 72 | 2793 | 425 | 119 | 1906 | 460 |
| 11 | 2007-12-11 | SRM 382 | 1 | 183 | 152.90 | -0.26 | -6 | 2721 | 546 | 1 | 1787 | 622 |
| 10 | 2007-12-04 | SRM 380 | 1 | 202 | 168.78 | -0.26 | -7 | 2727 | 526 | 2 | 1786 | 618 |
| 9 | 2007-11-20 | SRM 378 | 1 | 369 | 165.51 | -1.16 | -50 | 2734 | 508 | -102 | 1784 | 620 |
| 8 | 2007-10-17 | SRM 372 | 1 | 121 | 191.54 | 0.66 | 48 | 2784 | 416 | 73 | 1886 | 450 |
| 7 | 2007-10-13 | SRM 371 | 1 | 410 | 191.58 | -1.10 | -55 | 2736 | 487 | -93 | 1813 | 547 |
| 6 | 2007-10-09 | SRM 370 | 1 | 142 | 172.92 | 0.28 | 35 | 2791 | 400 | 55 | 1906 | 434 |
| 5 | 2007-09-26 | SRM 367 | 1 | 83 | 248.74 | 1.58 | 136 | 2757 | 439 | 148 | 1851 | 492 |
| 4 | 2007-09-18 | SRM 366 | 1 | 174 | 211.18 | 0.28 | 49 | 2621 | 686 | 48 | 1703 | 717 |
| 3 | 2007-09-12 | SRM 365 | 1 | 27 | 575.99 | 4.42 | 659 | 2571 | 798 | 429 | 1655 | 804 |
| 2 | 2007-07-24 | SRM 360 | 1 | 306 | 458.62 | 0.17 | 68 | 1913 | 3262 | 23 | 1226 | 2469 |
| 1 | 2007-07-02 | SRM 356 | 2 | 156 | 343.41 | 1.14 | 330 | 1844 | 3561 | 3 | 1203 | 2592 |