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 |
|---|---|---|---|
| ibmua | 18 | 2029 | 985 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.209 | 0.637 | 0.835 | 76.6 | -121 | 224 | 1653 | 1653 | 3363 |
| Odd | -0.001 | 0.659 | 0.829 | 57.7 | -72 | 497 | 1920 | 1920 | 3843 |
| EloSRM | 0.016 | 0.664 | 0.827 | 58.2 | -77 | 490 | 2029 | 2029 | 3922 |
| SRMFix | 0.152 | 0.675 | 0.826 | 63.6 | -124 | 365 | 1565 | 1526 | 4056 |
| SRM | 0.356 | 0.723 | 0.835 | 69.8 | -335 | 127 | 1327 | 985 | 7153 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18 | 2008-12-20 | SRM 430 | 2 | 134 | 268.44 | 1.00 | 45 | 2029 | 3922 | 58 | 985 | 7153 |
| 17 | 2008-12-02 | SRM 428 | 2 | 218 | 272.96 | 0.32 | 22 | 1984 | 4235 | 35 | 927 | 7951 |
| 16 | 2008-11-12 | SRM 425 | 2 | 541 | 365.98 | -0.93 | -28 | 1962 | 4352 | -80 | 892 | 8297 |
| 15 | 2008-10-18 | SRM 422 | 2 | 240 | 323.37 | 0.43 | 29 | 1990 | 4048 | 36 | 972 | 7483 |
| 14 | 2008-07-31 | SRM 412 | 2 | 268 | 277.16 | 0.05 | 10 | 1961 | 4198 | 26 | 936 | 8038 |
| 13 | 2008-07-10 | SRM 409 | 2 | 150 | 365.49 | 1.28 | 58 | 1951 | 4219 | 88 | 910 | 8277 |
| 12 | 2008-06-26 | SRM 407 | 2 | 386 | 385.77 | -0.56 | -17 | 1892 | 4681 | -53 | 822 | 9231 |
| 11 | 2008-06-14 | SRM 405 | 2 | 595 | 316.88 | -0.91 | -32 | 1910 | 4476 | -50 | 875 | 8554 |
| 10 | 2008-06-05 | SRM 404 | 2 | 466 | 244.25 | -0.94 | -33 | 1941 | 4157 | -47 | 925 | 7649 |
| 9 | 2008-05-01 | SRM 400 | 2 | 211 | 260.21 | 0.30 | 27 | 1974 | 3682 | 33 | 972 | 5096 |
| 8 | 2008-04-15 | SRM 398 | 2 | 259 | 238.43 | -0.12 | 3 | 1948 | 3854 | 16 | 939 | 5414 |
| 7 | 2008-04-12 | SRM 397 | 2 | 264 | 281.93 | 0.10 | 19 | 1944 | 3883 | 34 | 923 | 5562 |
| 6 | 2008-04-03 | SRM 396 | 2 | 200 | 318.40 | 0.67 | 66 | 1926 | 4029 | 68 | 889 | 5919 |
| 5 | 2008-03-11 | SRM 393 | 2 | 410 | 301.11 | -0.44 | -24 | 1860 | 4522 | -9 | 821 | 6760 |
| 4 | 2008-02-02 | SRM 390 | 2 | 605 | 281.71 | -1.26 | -77 | 1884 | 4140 | -159 | 830 | 6584 |
| 3 | 2008-01-15 | SRM 388 | 2 | 283 | 200.14 | -0.50 | -28 | 1961 | 3502 | -3 | 989 | 4899 |
| 2 | 2008-01-05 | SRM 386 | 1 | 578 | 523.05 | -0.16 | -39 | 1990 | 3317 | -335 | 992 | 4854 |
| 1 | 2007-12-27 | SRM 385 | 2 | 126 | 489.00 | 1.96 | 490 | 2029 | 3067 | 127 | 1327 | 2130 |