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 |
|---|---|---|---|
| sruffell | 4 | 2056 | 836 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.171 | 0.336 | 0.434 | 80.4 | -81 | 178 | 2056 | 2056 | 7580 |
| Odd | 0.193 | 0.339 | 0.440 | 77.2 | -66 | 179 | 1816 | 1816 | 7769 |
| initial | 0.153 | 0.351 | 0.418 | 42.2 | -48 | 80 | 1274 | 1274 | 7703 |
| SRMFix | 0.148 | 0.364 | 0.442 | 64.6 | -101 | 115 | 1256 | 1256 | 7836 |
| SRM | -0.192 | 0.449 | 0.661 | 115.5 | -410 | 28 | 836 | 836 | 8143 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-04-11 | 2015 TCO 1A | 1 | 701 | 915.68 | 0.01 | 10 | 2056 | 7580 | 21 | 836 | 8143 |
| 3 | 2015-02-10 | SRM 649 | 2 | 378 | 445.01 | 0.24 | 52 | 2046 | 7877 | -3 | 815 | 8644 |
| 2 | 2015-01-24 | SRM 647 | 2 | 341 | 580.28 | 0.77 | 178 | 1993 | 8534 | 28 | 818 | 8776 |
| 1 | 2015-01-15 | SRM 646 | 2 | 348 | 310.84 | -0.33 | -81 | 1815 | 10586 | -410 | 790 | 9133 |