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 |
|---|---|---|---|
| jxcakak | 4 | 2535 | 1199 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.430 | 0.886 | 1.126 | 123.8 | -149 | 144 | 1348 | 1199 | 2380 |
| EloSRM | 0.776 | 0.892 | 1.219 | 147.6 | -38 | 272 | 2573 | 2535 | 1889 |
| SRMFix | 0.792 | 0.898 | 1.263 | 125.3 | -26 | 322 | 1676 | 1650 | 2007 |
| Odd | 0.785 | 0.903 | 1.215 | 149.8 | -36 | 270 | 2281 | 2245 | 1954 |
| initial | 0.860 | 0.920 | 1.312 | 110.8 | -14 | 297 | 1629 | 1614 | 2061 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2017-10-12 | SRM 722 | 1 | 166 | 153.57 | -0.23 | -38 | 2535 | 1889 | -149 | 1199 | 2380 |
| 3 | 2017-07-12 | SRM 718 | 1 | 98 | 174.13 | 0.83 | 185 | 2573 | 1874 | 103 | 1348 | 1708 |
| 2 | 2017-06-30 | SRM 717 | 2 | 36 | 173.56 | 2.27 | 272 | 2388 | 2600 | 144 | 1245 | 2290 |
| 1 | 2017-06-26 | SRM 716 | 2 | 145 | 170.97 | 0.24 | 96 | 2116 | 3783 | -99 | 1101 | 2917 |