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 |
|---|---|---|---|
| zd_zhou | 43 | 1971 | 927 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.167 | 0.555 | 0.771 | 29.6 | -100 | 150 | 1976 | 1971 | 4355 |
| Odd | 0.177 | 0.556 | 0.775 | 29.3 | -84 | 133 | 1854 | 1844 | 4385 |
| SRMFix | 0.182 | 0.580 | 0.802 | 33.0 | -137 | 143 | 1535 | 1471 | 4233 |
| initial | 0.074 | 0.592 | 0.814 | 71.3 | -130 | 277 | 1714 | 1565 | 3571 |
| SRM | 0.379 | 0.681 | 0.964 | 59.0 | -444 | 139 | 1074 | 927 | 5728 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 43 | 2009-08-08 | SRM 446 | 2 | 151 | 389.84 | 1.37 | 52 | 1971 | 4355 | 74 | 927 | 5728 |
| 42 | 2009-07-23 | SRM 445 | 2 | 637 | 376.84 | -0.76 | -24 | 1918 | 4761 | -35 | 853 | 6938 |
| 41 | 2009-03-24 | SRM 437 | 2 | 378 | 325.77 | -0.22 | -2 | 1942 | 4625 | -2 | 888 | 8360 |
| 40 | 2008-12-02 | SRM 428 | 2 | 335 | 283.81 | -0.24 | -2 | 1944 | 4557 | 3 | 890 | 8394 |
| 39 | 2008-11-22 | SRM 426 | 2 | 504 | 291.90 | -0.79 | -19 | 1947 | 4473 | -35 | 887 | 8201 |
| 38 | 2008-06-26 | SRM 407 | 2 | 386 | 355.16 | -0.68 | -10 | 1966 | 4022 | -65 | 922 | 8114 |
| 37 | 2008-05-25 | College Tour Guangdong | 1 | 100 | 119.19 | 0.25 | 10 | 1976 | 3838 | 3 | 987 | 7049 |
| 36 | 2008-05-06 | SRM 401 | 2 | 240 | 270.41 | 0.17 | 9 | 1966 | 3834 | 25 | 984 | 5872 |
| 35 | 2008-05-03 | East China Round 1 | 1 | 455 | 500.40 | -0.66 | -10 | 1957 | 3842 | -115 | 959 | 6036 |
| 34 | 2008-05-01 | SRM 400 | 2 | 81 | 276.38 | 1.77 | 42 | 1967 | 3726 | 68 | 1074 | 4181 |
| 33 | 2008-03-06 | SRM 392 | 2 | 450 | 264.45 | -0.77 | -13 | 1925 | 3963 | -61 | 1006 | 4878 |
| 32 | 2008-02-16 | TCO08 Round 1 | 1 | 865 | 1,182.44 | 0.07 | 6 | 1939 | 3802 | 26 | 1067 | 4202 |
| 31 | 2008-02-13 | TCO08 Qual 3 | 1 | 391 | 605.45 | 0.63 | 26 | 1933 | 3855 | 44 | 1041 | 4519 |
| 30 | 2008-02-09 | TCO08 Qual 2 | 1 | 641 | 915.78 | 0.52 | 25 | 1908 | 4010 | 51 | 997 | 4885 |
| 29 | 2008-01-24 | SRM 389 | 2 | 244 | 251.98 | 0.05 | 6 | 1883 | 4102 | 9 | 946 | 5341 |
| 28 | 2008-01-09 | SRM 387 | 2 | 234 | 187.57 | -0.32 | -4 | 1877 | 4112 | -14 | 937 | 5408 |
| 27 | 2008-01-05 | SRM 386 | 2 | 216 | 274.27 | 0.34 | 15 | 1881 | 4055 | 25 | 951 | 5223 |
| 26 | 2007-12-19 | SRM 384 | 2 | 93 | 202.65 | 1.12 | 35 | 1866 | 4135 | 64 | 926 | 5490 |
| 25 | 2007-12-11 | SRM 382 | 2 | 232 | 221.78 | -0.07 | 3 | 1831 | 4327 | 13 | 862 | 6129 |
| 24 | 2007-12-08 | SRM 381 | 2 | 482 | 375.34 | -0.70 | -16 | 1829 | 4328 | -67 | 849 | 6270 |
| 23 | 2007-12-04 | SRM 380 | 2 | 109 | 262.20 | 1.27 | 45 | 1845 | 4151 | 67 | 916 | 5415 |
| 22 | 2007-11-28 | SRM 379 | 2 | 132 | 233.51 | 0.82 | 36 | 1800 | 4420 | 59 | 849 | 5935 |
| 21 | 2007-11-14 | SRM 376 | 2 | 254 | 258.60 | 0.03 | 7 | 1764 | 4613 | 9 | 790 | 6436 |
| 20 | 2007-10-23 | SRM 373 | 2 | 219 | 243.00 | 0.15 | 12 | 1757 | 4535 | 21 | 781 | 6227 |
| 19 | 2007-10-09 | SRM 370 | 2 | 80 | 353.09 | 2.14 | 78 | 1745 | 4505 | 126 | 760 | 6239 |
| 18 | 2007-10-04 | SRM 369 | 2 | 220 | ||||||||
| 17 | 2007-09-12 | SRM 365 | 2 | 359 | 402.88 | 0.17 | 14 | 1667 | 5011 | 35 | 634 | 7127 |
| 16 | 2007-09-04 | SRM 364 | 2 | 475 | 330.78 | -0.64 | -25 | 1653 | 5076 | -84 | 599 | 7319 |
| 15 | 2007-09-01 | TCCC07 Round 1C | 1 | 452 | 437.32 | -0.05 | -1 | 1678 | 4858 | -19 | 683 | 6646 |
| 14 | 2007-08-23 | TCCC07 Qual 3 | 1 | 338 | 284.29 | -0.25 | -12 | 1679 | 4865 | -31 | 702 | 6579 |
| 13 | 2007-08-21 | TCCC07 Qual 2 | 1 | 621 | 491.25 | -0.34 | -22 | 1691 | 4757 | -73 | 733 | 6292 |
| 12 | 2007-08-18 | TCCC07 Qual 1 | 1 | 682 | 755.61 | 0.15 | 21 | 1713 | 4605 | 17 | 806 | 5730 |
| 11 | 2007-08-11 | SRM 363 | 2 | 103 | 494.33 | 2.26 | 150 | 1692 | 4706 | 139 | 789 | 5810 |
| 10 | 2007-08-07 | SRM 362 | 2 | 185 | ||||||||
| 9 | 2007-05-23 | SRM 350 | 2 | 371 | 334.77 | -0.35 | -20 | 1542 | 5410 | -47 | 650 | 6708 |
| 8 | 2007-04-24 | SRM 346 | 2 | 210 | 315.27 | 0.59 | 57 | 1562 | 5151 | 52 | 697 | 6330 |
| 7 | 2007-04-03 | TCO07 Qual 3 | 1 | 489 | 578.70 | -0.07 | -2 | 1505 | 5546 | -9 | 645 | 6753 |
| 6 | 2007-03-31 | TCO07 Qual 2 | 1 | 874 | 1,048.52 | 0.26 | 44 | 1507 | 5520 | 44 | 654 | 6711 |
| 5 | 2007-03-29 | TCO07 Qual 1 | 1 | 750 | 961.04 | 0.36 | 72 | 1463 | 5917 | 92 | 610 | 6922 |
| 4 | 2007-03-22 | SRM 343 | 2 | 476 | 406.81 | -0.34 | -39 | 1391 | 6570 | -95 | 518 | 7173 |
| 3 | 2007-03-14 | SRM 342 | 2 | 324 | 403.76 | 0.32 | 86 | 1430 | 6048 | 8 | 613 | 6795 |
| 2 | 2006-12-21 | SRM 331 | 2 | 413 | 391.47 | -0.26 | -41 | 1345 | 7186 | -151 | 605 | 7020 |
| 1 | 2006-12-09 | SRM 329 | 2 | 479 | 379.33 | -0.46 | -100 | 1386 | 6531 | -444 | 756 | 6023 |