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 |
|---|---|---|---|
| tahtarovserver | 1 | 2190 | 1053 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.005 | 0.005 | 0.005 | 1.3 | 1 | 1 | 1201 | 1201 | 2719 |
| EloSRM | 0.009 | 0.009 | 0.009 | 35.4 | 35 | 35 | 2190 | 2190 | 2546 |
| initial | 0.021 | 0.021 | 0.021 | 2.5 | 2 | 2 | 1202 | 1202 | 2683 |
| Odd | 0.083 | 0.083 | 0.083 | 63.2 | 63 | 63 | 1866 | 1866 | 2596 |
| SRM | -0.667 | 0.667 | 0.667 | 147.0 | -147 | -147 | 1053 | 1053 | 2148 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2020-02-21 | SRM 779 | 2 | 112 | 112.71 | 0.01 | 35 | 2190 | 2546 | -147 | 1053 | 2148 |