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 |
|---|---|---|---|
| wustmzn | 4 | 2304 | 1073 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.558 | 0.960 | 1.082 | 126.1 | -64 | 175 | 2304 | 2304 | 4116 |
| SRM | 0.290 | 0.964 | 1.089 | 86.8 | -122 | 87 | 1108 | 1073 | 4228 |
| Odd | 0.570 | 0.965 | 1.084 | 126.4 | -55 | 176 | 2054 | 2054 | 4178 |
| initial | 0.738 | 0.992 | 1.195 | 119.5 | -61 | 237 | 1555 | 1555 | 3748 |
| SRMFix | 0.614 | 0.994 | 1.163 | 128.0 | -99 | 189 | 1514 | 1514 | 4011 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-10-10 | SRM 670 | 2 | 106 | 342.89 | 1.69 | 147 | 2304 | 4116 | 87 | 1073 | 4228 |
| 3 | 2015-09-28 | SRM 669 | 2 | 345 | 197.61 | -0.80 | -64 | 2157 | 5153 | -122 | 986 | 4900 |
| 2 | 2015-09-11 | SRM 667 | 2 | 181 | 371.14 | 1.04 | 175 | 2221 | 4782 | 23 | 1108 | 4048 |
| 1 | 2015-08-25 | SRM 666 | 2 | 223 | 275.69 | 0.31 | 119 | 2046 | 6186 | -115 | 1085 | 4298 |