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 |
|---|---|---|---|
| 30something | 4 | 2745 | 1351 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.241 | 0.520 | 0.779 | 52.2 | -73 | 53 | 1451 | 1351 | 835 |
| EloSRM | 0.628 | 0.631 | 0.952 | 135.2 | 9 | 230 | 2745 | 2745 | 863 |
| Odd | 0.666 | 0.666 | 0.991 | 133.2 | 12 | 225 | 2367 | 2367 | 934 |
| SRMFix | 0.771 | 0.771 | 1.166 | 116.0 | 8 | 310 | 1664 | 1664 | 1016 |
| initial | 0.858 | 0.858 | 1.258 | 103.3 | 16 | 293 | 1613 | 1613 | 1044 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2021-09-17 | SRM 813 | 1 | 91 | 90.61 | -0.01 | 9 | 2745 | 863 | -73 | 1351 | 835 |
| 3 | 2021-08-04 | 2021 Regional 1 | 1 | 158 | 189.09 | 0.26 | 75 | 2736 | 926 | -27 | 1424 | 745 |
| 2 | 2021-04-10 | Rookie SRM 4 | 1 | 11 | 21.45 | 1.84 | 230 | 2662 | 1281 | 53 | 1451 | 869 |
| 1 | 2021-02-13 | SRM 800 | 1 | 237 | 317.28 | 0.42 | 228 | 2432 | 1942 | -56 | 1398 | 973 |