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 |
|---|---|---|---|
| haoba | 4 | 2226 | 1128 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.118 | 0.178 | 0.191 | 34.0 | -61 | 15 | 1215 | 1128 | 3920 |
| SRMFix | 0.298 | 0.327 | 0.520 | 71.0 | -6 | 200 | 1407 | 1401 | 4922 |
| EloSRM | 0.265 | 0.416 | 0.585 | 103.9 | -5 | 287 | 2230 | 2226 | 4753 |
| Odd | 0.284 | 0.424 | 0.606 | 107.5 | 5 | 303 | 1979 | 1979 | 4841 |
| initial | 0.451 | 0.451 | 0.586 | 54.3 | 6 | 115 | 1363 | 1363 | 5130 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-09-11 | SRM 667 | 2 | 274 | 234.32 | -0.23 | -5 | 2226 | 4753 | -61 | 1128 | 3920 |
| 3 | 2015-08-25 | SRM 666 | 1 | 186 | 264.21 | 0.03 | 20 | 2230 | 4830 | -26 | 1189 | 3592 |
| 2 | 2015-08-11 | SRM 665 | 1 | 137 | ||||||||
| 1 | 2015-08-01 | SRM 664 | 2 | 205 | 406.18 | 0.99 | 287 | 2211 | 5020 | 15 | 1215 | 3444 |