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 |
|---|---|---|---|
| nkgw | 3 | 2623 | 1370 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.352 | 0.393 | 0.501 | 70.7 | -21 | 122 | 1370 | 1370 | 1756 |
| SRMFix | 0.819 | 0.819 | 0.966 | 150.9 | 54 | 318 | 1653 | 1653 | 2356 |
| EloSRM | 0.821 | 0.821 | 0.986 | 207.3 | 112 | 370 | 2623 | 2623 | 1889 |
| Odd | 0.838 | 0.838 | 1.019 | 211.1 | 104 | 400 | 2339 | 2339 | 1947 |
| initial | 0.880 | 0.880 | 1.005 | 106.0 | 48 | 186 | 1518 | 1518 | 2748 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2017-05-07 | SRM 714 | 1 | 170 | 251.85 | 0.56 | 139 | 2623 | 1889 | 69 | 1370 | 1756 |
| 2 | 2017-03-25 | SRM 711 | 1 | 226 | 281.90 | 0.32 | 112 | 2483 | 2521 | -21 | 1301 | 2250 |
| 1 | 2017-02-09 | SRM 708 | 2 | 75 | 224.33 | 1.58 | 370 | 2371 | 3079 | 122 | 1322 | 2118 |