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 |
|---|---|---|---|
| ecuna | 3 | 1940 | 897 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.138 | 0.138 | 0.176 | 47.9 | 31 | 76 | 1940 | 1940 | 8027 |
| Odd | 0.163 | 0.163 | 0.186 | 57.4 | 38 | 78 | 1749 | 1749 | 8152 |
| initial | 0.165 | 0.196 | 0.222 | 23.6 | -6 | 34 | 1259 | 1259 | 8259 |
| SRMFix | 0.126 | 0.207 | 0.217 | 35.8 | -30 | 47 | 1248 | 1248 | 8277 |
| SRM | -0.450 | 0.450 | 0.578 | 101.0 | -207 | -35 | 993 | 897 | 7888 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2013-02-19 | SRM 571 | 2 | 644 | 709.66 | 0.14 | 37 | 1940 | 8027 | -35 | 897 | 7888 |
| 2 | 2013-02-13 | SRM 570 | 2 | 561 | 676.70 | 0.27 | 76 | 1903 | 8397 | -61 | 932 | 7349 |
| 1 | 2013-01-29 | SRM 568 | 2 | 826 | 826.87 | 0.00 | 31 | 1827 | 9233 | -207 | 993 | 6461 |