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 |
|---|---|---|---|
| zwb | 2 | 1713 | 873 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.061 | 0.301 | 0.307 | 90.8 | -42 | 139 | 1756 | 1713 | 9473 |
| initial | -0.034 | 0.321 | 0.323 | 38.7 | -43 | 35 | 1235 | 1192 | 8901 |
| SRMFix | -0.122 | 0.357 | 0.377 | 67.6 | -79 | 56 | 1256 | 1177 | 8729 |
| SRM | -0.834 | 0.834 | 0.854 | 163.5 | -197 | -130 | 1070 | 873 | 7627 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-11-29 | SRM 525 | 2 | 910 | 770.98 | -0.24 | -42 | 1713 | 9473 | -197 | 873 | 7627 |
| 1 | 2009-07-08 | SRM 444 | 2 | 526 | 675.95 | 0.36 | 139 | 1756 | 6174 | -130 | 1070 | 4154 |