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 |
|---|---|---|---|
| R_a_p_t_o_R | 2 | 1887 | 971 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.239 | 0.270 | 0.361 | 45.7 | -8 | 84 | 1276 | 1276 | 7063 |
| initial | 0.287 | 0.287 | 0.388 | 34.6 | 3 | 66 | 1269 | 1269 | 7221 |
| EloSRM | 0.406 | 0.406 | 0.515 | 139.2 | 57 | 222 | 1887 | 1887 | 6945 |
| SRM | -0.441 | 0.441 | 0.607 | 114.5 | -197 | -32 | 1003 | 971 | 6000 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-07-02 | SRM 511 | 2 | 576 | 951.10 | 0.72 | 222 | 1887 | 6945 | -32 | 971 | 6000 |
| 1 | 2009-05-12 | SRM 440 | 2 | 618 | 656.90 | 0.09 | 57 | 1665 | 7198 | -197 | 1003 | 5539 |