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 |
|---|---|---|---|
| DavidOne | 1 | 1800 | 424 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.561 | 0.561 | 0.561 | 134.7 | -135 | -135 | 1800 | 1800 | 8393 |
| initial | -0.600 | 0.600 | 0.600 | 72.2 | -72 | -72 | 1128 | 1128 | 8343 |
| SRMFix | -0.655 | 0.655 | 0.655 | 149.9 | -150 | -150 | 1050 | 1050 | 8593 |
| SRM | -1.570 | 1.570 | 1.570 | 776.0 | -776 | -776 | 424 | 424 | 8885 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2015-10-20 | SRM 672 | 2 | 431 | 292.10 | -0.56 | -135 | 1800 | 8393 | -776 | 424 | 8885 |