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 |
|---|---|---|---|
| Tchola | 1 | 2028 | 987 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.094 | 0.094 | 0.094 | 13.1 | 13 | 13 | 1744 | 1744 | 4063 |
| initial | -0.144 | 0.144 | 0.144 | 17.3 | -17 | -17 | 1183 | 1183 | 4055 |
| EloSRM | -0.162 | 0.162 | 0.162 | 13.1 | -13 | -13 | 2028 | 2028 | 3980 |
| SRMFix | -0.175 | 0.175 | 0.175 | 42.4 | -42 | -42 | 1158 | 1158 | 4128 |
| SRM | -0.854 | 0.854 | 0.854 | 213.0 | -213 | -213 | 987 | 987 | 3294 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2017-11-28 | SRM 724 | 2 | 208 | 185.88 | -0.16 | -13 | 2028 | 3980 | -213 | 987 | 3294 |