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 |
|---|---|---|---|
| hd.zhang | 1 | 1986 | 707 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.524 | 0.524 | 0.524 | 95.7 | -96 | -96 | 1675 | 1675 | 3081 |
| initial | -0.545 | 0.545 | 0.545 | 65.7 | -66 | -66 | 1134 | 1134 | 3107 |
| SRMFix | -0.577 | 0.577 | 0.577 | 133.2 | -133 | -133 | 1067 | 1067 | 3177 |
| EloSRM | -0.590 | 0.590 | 0.590 | 117.4 | -117 | -117 | 1986 | 1986 | 2964 |
| SRM | -1.319 | 1.319 | 1.319 | 493.0 | -493 | -493 | 707 | 707 | 3015 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2019-02-21 | TCO19 SRM 751 | 2 | 88 | 61.80 | -0.59 | -117 | 1986 | 2964 | -493 | 707 | 3015 |