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 |
|---|---|---|---|
| imp-sudoku | 2 | 2037 | 936 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.035 | 0.035 | 0.035 | 7.2 | 6 | 8 | 1214 | 1214 | 5950 |
| EloSRM | 0.052 | 0.062 | 0.080 | 41.7 | 19 | 65 | 2037 | 2037 | 5784 |
| initial | 0.076 | 0.076 | 0.077 | 9.2 | 9 | 10 | 1218 | 1218 | 5992 |
| SRM | -0.660 | 0.660 | 0.679 | 132.0 | -173 | -91 | 1027 | 936 | 5169 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2016-03-28 | SRM 686 | 2 | 241 | 239.30 | -0.01 | 19 | 2037 | 5784 | -91 | 936 | 5169 |
| 1 | 2016-03-07 | SRM 684 | 2 | 311 | 336.40 | 0.11 | 65 | 2019 | 5819 | -173 | 1027 | 4397 |