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 |
|---|---|---|---|
| Zhuowei Cai | 1 | 2218 | 1023 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.008 | 0.008 | 0.008 | 37.8 | 38 | 38 | 1876 | 1876 | 2762 |
| SRMFix | -0.067 | 0.067 | 0.067 | 16.4 | -16 | -16 | 1184 | 1184 | 2894 |
| initial | -0.076 | 0.076 | 0.076 | 9.2 | -9 | -9 | 1191 | 1191 | 2906 |
| EloSRM | -0.085 | 0.085 | 0.085 | 8.1 | 8 | 8 | 2218 | 2218 | 2698 |
| SRM | -0.810 | 0.810 | 0.810 | 177.0 | -177 | -177 | 1023 | 1023 | 2455 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2021-03-31 | SRM 803 | 2 | 104 | 98.02 | -0.08 | 8 | 2218 | 2698 | -177 | 1023 | 2455 |