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 |
|---|---|---|---|
| zigzagguess | 2 | 1497 | 638 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.204 | 0.204 | 0.238 | 46.8 | -87 | -7 | 1504 | 1497 | 11469 |
| initial | -0.287 | 0.287 | 0.311 | 34.6 | -49 | -20 | 1151 | 1131 | 11634 |
| SRMFix | -0.296 | 0.296 | 0.337 | 65.0 | -107 | -23 | 1093 | 1070 | 11701 |
| SRM | -0.871 | 0.871 | 1.017 | 281.0 | -480 | -82 | 720 | 638 | 11406 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-03-11 | SRM 436 | 2 | 469 | 571.69 | -0.08 | -7 | 1497 | 11469 | -82 | 638 | 11406 |
| 1 | 2009-01-06 | SRM 432 | 2 | 539 | 451.81 | -0.33 | -87 | 1504 | 11282 | -480 | 720 | 10698 |