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 |
|---|---|---|---|
| koko199223 | 4 | 1888 | 790 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.204 | 0.486 | 0.670 | 58.5 | -54 | 151 | 1312 | 1298 | 6853 |
| SRMFix | 0.223 | 0.522 | 0.698 | 80.4 | -116 | 158 | 1277 | 1265 | 7187 |
| EloSRM | 0.237 | 0.529 | 0.687 | 95.4 | -89 | 203 | 1896 | 1888 | 6882 |
| SRM | -0.056 | 0.618 | 0.846 | 148.0 | -431 | 91 | 809 | 790 | 8386 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-06-08 | SRM 509 | 2 | 652 | 570.66 | -0.19 | -7 | 1888 | 6882 | -19 | 790 | 8386 |
| 3 | 2011-05-28 | SRM 507 | 2 | 357 | 865.69 | 1.28 | 203 | 1896 | 6665 | 91 | 809 | 7829 |
| 2 | 2011-05-03 | Member SRM 505 | 2 | 698 | 832.41 | 0.25 | 81 | 1693 | 8540 | -51 | 718 | 8988 |
| 1 | 2011-03-08 | SRM 499 | 2 | 905 | 765.35 | -0.39 | -89 | 1611 | 9331 | -431 | 769 | 8076 |