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 |
|---|---|---|---|
| zzzrrr111111 | 3 | 2406 | 1129 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.167 | 0.263 | 0.301 | 26.3 | -46 | 4 | 1171 | 1129 | 1384 |
| SRMFix | 0.362 | 0.362 | 0.450 | 74.0 | 20 | 167 | 1422 | 1422 | 1464 |
| Odd | 0.466 | 0.466 | 0.557 | 137.9 | 45 | 264 | 2078 | 2078 | 1508 |
| initial | 0.531 | 0.531 | 0.571 | 63.9 | 34 | 96 | 1392 | 1392 | 1404 |
| EloSRM | 0.540 | 0.540 | 0.629 | 157.0 | 40 | 258 | 2406 | 2406 | 1554 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2021-09-29 | SRM 814 | 2 | 29 | 46.99 | 0.70 | 173 | 2406 | 1554 | 4 | 1129 | 1384 |
| 2 | 2015-11-30 | SRM 674 | 2 | 118 | 125.56 | 0.09 | 40 | 2233 | 4442 | -46 | 1125 | 3700 |
| 1 | 2015-10-20 | SRM 672 | 2 | 164 | 292.08 | 0.83 | 258 | 2193 | 4932 | -29 | 1171 | 3628 |