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 |
|---|---|---|---|
| Ivan_Drobyshev | 17 | 1751 | 666 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.018 | 0.356 | 0.444 | 42.9 | -64 | 115 | 1414 | 1237 | 6430 |
| SRMFix | -0.027 | 0.367 | 0.449 | 39.0 | -80 | 154 | 1378 | 1218 | 6578 |
| SRM | 0.005 | 0.393 | 0.483 | 51.1 | -326 | 50 | 926 | 666 | 8769 |
| EloSRM | -0.125 | 0.413 | 0.492 | 39.2 | -35 | 222 | 1892 | 1751 | 6254 |
| Odd | -0.131 | 0.421 | 0.500 | 38.7 | -35 | 216 | 1775 | 1627 | 6244 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 17 | 2009-10-17 | SRM 450 | 2 | 585 | 547.76 | -0.10 | 1 | 1751 | 6254 | 12 | 666 | 8769 |
| 16 | 2009-09-23 | SRM 449 | 2 | 487 | 641.10 | 0.33 | 27 | 1750 | 6276 | 50 | 654 | 8920 |
| 15 | 2009-09-10 | SRM 448 | 2 | 854 | 560.66 | -0.61 | -29 | 1723 | 6500 | -65 | 604 | 9341 |
| 14 | 2009-08-25 | SRM 447 | 2 | 588 | 500.73 | -0.23 | -7 | 1752 | 6212 | 0 | 669 | 8784 |
| 13 | 2009-07-08 | SRM 444 | 2 | 678 | 516.22 | -0.39 | -17 | 1759 | 6147 | -13 | 669 | 8829 |
| 12 | 2009-05-27 | SRM 441 | 2 | 655 | 469.18 | -0.48 | -18 | 1776 | 5973 | -23 | 682 | 9034 |
| 11 | 2009-03-24 | SRM 437 | 2 | 460 | 459.80 | -0.00 | 8 | 1793 | 6056 | 14 | 705 | 10748 |
| 10 | 2009-02-28 | TCO09 Qual 2 | 1 | 1211 | 1,107.86 | -0.13 | -7 | 1786 | 6043 | -12 | 691 | 10791 |
| 9 | 2009-02-07 | SRM 434 | 2 | 615 | 475.33 | -0.64 | -30 | 1793 | 6098 | -70 | 703 | 10894 |
| 8 | 2009-01-21 | SRM 433 | 2 | 608 | 378.06 | -0.68 | -35 | 1823 | 5734 | -64 | 773 | 9943 |
| 7 | 2009-01-06 | SRM 432 | 2 | 429 | 277.04 | -0.63 | -34 | 1858 | 5387 | -60 | 837 | 9101 |
| 6 | 2008-12-20 | SRM 430 | 2 | 357 | 343.70 | -0.06 | 7 | 1892 | 5068 | -4 | 897 | 8390 |
| 5 | 2008-12-11 | SRM 429 | 2 | 272 | 414.38 | 0.61 | 73 | 1884 | 5107 | 39 | 901 | 8246 |
| 4 | 2008-12-02 | SRM 428 | 2 | 489 | 361.38 | -0.44 | -34 | 1811 | 5843 | -64 | 862 | 8750 |
| 3 | 2008-10-18 | SRM 422 | 2 | 367 | 508.92 | 0.47 | 83 | 1845 | 5336 | 12 | 926 | 7961 |
| 2 | 2008-09-20 | SRM 418 | 2 | 273 | 560.02 | 1.04 | 222 | 1762 | 6223 | 40 | 914 | 8191 |
| 1 | 2008-09-11 | SRM 417 | 2 | 695 | 609.62 | -0.19 | -34 | 1540 | 9794 | -326 | 874 | 8746 |