3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| chmkeily | 18 | 1895 | 799 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.069 | 0.547 | 0.771 | 50.5 | -68 | 164 | 1961 | 1895 | 5046 |
| SRMFix | 0.093 | 0.568 | 0.798 | 44.4 | -75 | 159 | 1525 | 1360 | 5089 |
| initial | 0.090 | 0.587 | 0.812 | 70.7 | -172 | 230 | 1678 | 1395 | 4736 |
| SRM | 0.352 | 0.771 | 1.011 | 64.2 | -200 | 120 | 1000 | 799 | 6836 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18 | 2010-01-04 | SRM 457 | 2 | 319 | 314.86 | -0.02 | 8 | 1895 | 5046 | 16 | 799 | 6836 |
| 17 | 2009-12-17 | Member SRM 455 | 2 | 353 | 423.88 | 0.26 | 29 | 1888 | 5056 | 37 | 783 | 6951 |
| 16 | 2009-08-08 | SRM 446 | 2 | 381 | 482.63 | 0.34 | 28 | 1859 | 5275 | 48 | 746 | 8010 |
| 15 | 2009-07-08 | SRM 444 | 2 | 685 | 432.35 | -0.66 | -28 | 1831 | 5500 | -26 | 698 | 8594 |
| 14 | 2009-06-13 | SRM 442 | 2 | 590 | 401.65 | -0.56 | -22 | 1859 | 5242 | -12 | 724 | 8359 |
| 13 | 2009-05-27 | SRM 441 | 2 | 350 | 397.56 | 0.18 | 23 | 1881 | 5045 | 30 | 736 | 8549 |
| 12 | 2009-04-30 | SRM 439 | 2 | 421 | 306.35 | -0.72 | -41 | 1858 | 5344 | -65 | 706 | 10628 |
| 11 | 2009-03-11 | SRM 436 | 2 | 364 | 340.13 | -0.10 | 4 | 1899 | 5000 | 19 | 771 | 9907 |
| 10 | 2008-12-14 | TC China 08 - Finals | 1 | 450 | 277.22 | -0.68 | -59 | 1895 | 5023 | -168 | 752 | 10252 |
| 9 | 2008-12-04 | TC China 08 - 1C | 1 | 101 | 116.62 | 0.21 | 37 | 1954 | 4467 | 35 | 920 | 7891 |
| 8 | 2008-06-14 | SRM 405 | 2 | 561 | 299.86 | -0.90 | -44 | 1917 | 4402 | -44 | 885 | 8469 |
| 7 | 2008-06-05 | SRM 404 | 2 | 92 | 379.55 | 2.04 | 164 | 1961 | 3980 | 120 | 929 | 7606 |
| 6 | 2008-05-25 | College Tour Guangdong | 1 | 103 | 346.33 | 1.75 | 159 | 1797 | 5468 | 51 | 809 | 8884 |
| 5 | 2008-03-06 | SRM 392 | 2 | 658 | 437.31 | -0.59 | -68 | 1639 | 6316 | -120 | 758 | 7545 |
| 4 | 2007-07-17 | SRM 358 | 2 | 231 | 324.53 | 0.49 | 68 | 1707 | 4521 | 21 | 878 | 4992 |
| 3 | 2007-07-12 | SRM 357 | 2 | 342 | 326.61 | -0.07 | 6 | 1638 | 4925 | -69 | 857 | 5074 |
| 2 | 2007-07-02 | SRM 356 | 2 | 284 | 305.23 | 0.10 | 42 | 1633 | 4986 | -74 | 926 | 4515 |
| 1 | 2007-06-20 | SRM 355 | 2 | 368 | 409.84 | 0.16 | 79 | 1591 | 5271 | -200 | 1000 | 3958 |