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 |
|---|---|---|---|
| [Piotr] | 4 | 2605 | 1128 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.804 | 0.997 | 1.390 | 120.1 | -46 | 316 | 1587 | 1587 | 657 |
| SRMFix | 0.856 | 1.047 | 1.394 | 137.7 | -90 | 280 | 1570 | 1570 | 720 |
| EloSRM | 0.913 | 1.114 | 1.357 | 150.2 | -68 | 223 | 2605 | 2605 | 754 |
| SRM | 0.779 | 1.230 | 1.452 | 126.5 | -289 | 169 | 1128 | 1128 | 874 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2022-08-31 | SRM 836 | 2 | 15 | 25.97 | 0.79 | 143 | 2605 | 754 | 18 | 1128 | 874 |
| 3 | 2019-12-11 | SRM 772 | 2 | 13 | 69.73 | 2.42 | 223 | 2462 | 1561 | 169 | 1110 | 1825 |
| 2 | 2019-11-27 | SRM 771 | 2 | 47 | 84.08 | 0.84 | 168 | 2239 | 2239 | 30 | 941 | 2666 |
| 1 | 2019-11-02 | SRM 770 | 2 | 141 | 138.36 | -0.40 | -68 | 2071 | 3087 | -289 | 911 | 2922 |