8.28 Proper adjustment of K is advantageous to the player, for his opponents, and for the integrity of the entire pool.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| WeiYi | 14 | 2760 | 1721 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.426 | 1.346 | 1.918 | 141.1 | -171 | 793 | 2526 | 2207 | 823 |
| EloSRM | 0.320 | 1.382 | 1.937 | 130.9 | -84 | 880 | 2968 | 2760 | 665 |
| SRM | 0.852 | 1.425 | 2.054 | 110.9 | -203 | 460 | 2072 | 1721 | 827 |
| initial | 0.768 | 1.433 | 2.060 | 172.6 | -287 | 643 | 2851 | 2495 | 885 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | 2008-12-11 | SRM 429 | 1 | 320 | 220.01 | -0.54 | -18 | 2760 | 665 | -20 | 1721 | 827 |
| 13 | 2008-12-02 | SRM 428 | 1 | 202 | 239.90 | 0.25 | 21 | 2778 | 624 | 54 | 1741 | 789 |
| 12 | 2008-11-22 | SRM 426 | 1 | 384 | 218.50 | -0.81 | -33 | 2756 | 663 | -42 | 1687 | 894 |
| 11 | 2008-11-12 | SRM 425 | 1 | 534 | 235.88 | -1.31 | -52 | 2789 | 585 | -203 | 1729 | 806 |
| 10 | 2008-11-06 | SRM 424 | 1 | 253 | 152.56 | -0.73 | -31 | 2842 | 482 | -49 | 1932 | 486 |
| 9 | 2008-10-28 | SRM 423 | 1 | 172 | 121.03 | -0.51 | -23 | 2873 | 420 | -26 | 1981 | 435 |
| 8 | 2008-10-18 | SRM 422 | 1 | 183 | 179.77 | -0.03 | 11 | 2896 | 380 | 18 | 2007 | 410 |
| 7 | 2008-06-08 | College Tour West China | 1 | 96 | 19.79 | -2.28 | -84 | 2884 | 370 | -83 | 1989 | 408 |
| 6 | 2008-05-28 | SRM 403 | 1 | 18 | 133.33 | 2.89 | 163 | 2968 | 266 | 204 | 2072 | 333 |
| 5 | 2008-05-24 | SRM 402 | 1 | 282 | 121.08 | -1.22 | -70 | 2806 | 487 | -93 | 1868 | 540 |
| 4 | 2008-05-24 | College Tour Beijing | 1 | 19 | 29.72 | 0.64 | 80 | 2875 | 388 | 82 | 1961 | 434 |
| 3 | 2008-05-03 | East China Round 1 | 1 | 12 | 44.37 | 1.89 | 194 | 2795 | 499 | 136 | 1879 | 525 |
| 2 | 2008-03-11 | SRM 393 | 1 | 204 | 362.56 | 0.83 | 173 | 2602 | 909 | 83 | 1743 | 732 |
| 1 | 2008-03-06 | SRM 392 | 2 | 13 | 555.04 | 5.42 | 880 | 2429 | 1457 | 460 | 1660 | 890 |