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 |
|---|---|---|---|
| Laundrybox | 4 | 2076 | 886 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.118 | 0.129 | 0.145 | 46.2 | 12 | 70 | 2076 | 2076 | 7529 |
| SRMFix | 0.131 | 0.131 | 0.165 | 19.9 | 3 | 35 | 1280 | 1280 | 7771 |
| Odd | 0.137 | 0.151 | 0.167 | 54.3 | 17 | 91 | 1853 | 1853 | 7600 |
| initial | 0.190 | 0.190 | 0.212 | 22.8 | 9 | 38 | 1291 | 1291 | 7675 |
| SRM | -0.375 | 0.375 | 0.500 | 78.5 | -186 | -26 | 1014 | 886 | 7562 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-02-17 | SRM 650 | 2 | 226 | 222.58 | -0.02 | 12 | 2076 | 7529 | -26 | 886 | 7562 |
| 3 | 2015-01-12 | SRM 645 | 2 | 375 | 421.46 | 0.17 | 42 | 2063 | 7743 | -28 | 912 | 7425 |
| 2 | 2014-12-16 | SRM 642 | 2 | 244 | 279.31 | 0.20 | 60 | 2021 | 8308 | -74 | 940 | 7240 |
| 1 | 2014-12-09 | SRM 640 | 2 | 380 | 416.21 | 0.13 | 70 | 1961 | 9001 | -186 | 1014 | 6387 |