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 |
|---|---|---|---|
| Katson | 9 | 1815 | 723 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.203 | 0.431 | 0.684 | 37.7 | -35 | 148 | 1667 | 1667 | 6974 |
| EloSRM | 0.202 | 0.439 | 0.691 | 39.8 | -53 | 149 | 1815 | 1815 | 6946 |
| initial | 0.161 | 0.453 | 0.686 | 54.5 | -40 | 207 | 1355 | 1355 | 5822 |
| SRMFix | 0.196 | 0.462 | 0.712 | 46.8 | -89 | 133 | 1234 | 1234 | 7046 |
| SRM | 0.013 | 0.661 | 0.836 | 110.6 | -329 | 132 | 871 | 723 | 8668 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2011-02-10 | SRM 497 | 2 | 562 | ||||||||
| 8 | 2011-02-01 | SRM 496 | 2 | 331 | 602.47 | 0.86 | 71 | 1815 | 6946 | 72 | 723 | 8668 |
| 7 | 2011-01-27 | SRM 495 | 2 | 261 | 846.62 | 1.70 | 149 | 1745 | 7556 | 132 | 651 | 9278 |
| 6 | 2011-01-22 | Member SRM 494 | 2 | 805 | 758.69 | -0.26 | -22 | 1596 | 9281 | -64 | 519 | 9998 |
| 5 | 2010-12-28 | SRM 492 | 2 | 484 | 538.60 | -0.20 | -15 | 1618 | 8925 | -33 | 583 | 9644 |
| 4 | 2010-12-18 | Member SRM 491 | 2 | 860 | 807.30 | -0.09 | -2 | 1633 | 8596 | -49 | 616 | 9381 |
| 3 | 2010-12-08 | SRM 490 | 2 | 793 | 753.80 | -0.07 | 1 | 1635 | 8491 | -74 | 665 | 8949 |
| 2 | 2010-11-13 | SRM 487 | 2 | 820 | 788.28 | -0.06 | 5 | 1634 | 8247 | -132 | 739 | 7984 |
| 1 | 2010-10-26 | SRM 486 | 2 | 768 | 771.92 | -0.27 | -53 | 1629 | 8260 | -329 | 871 | 6226 |