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 |
|---|---|---|---|
| Yaobo | 4 | 2037 | 693 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.148 | 0.256 | 0.261 | 34.8 | -58 | 46 | 1737 | 1728 | 3367 |
| SRMFix | -0.139 | 0.262 | 0.278 | 47.5 | -96 | 34 | 1104 | 1079 | 3748 |
| initial | -0.173 | 0.270 | 0.281 | 32.5 | -46 | 23 | 1154 | 1117 | 3879 |
| EloSRM | -0.171 | 0.281 | 0.292 | 48.2 | -77 | 59 | 2052 | 2037 | 3319 |
| SRM | -0.431 | 0.505 | 0.643 | 126.8 | -338 | -1 | 862 | 693 | 3694 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2019-05-10 | TCO19 SRM 758 | 2 | 103 | 118.66 | -0.21 | -15 | 2037 | 3319 | -30 | 693 | 3694 |
| 3 | 2019-05-01 | TCO19 Round 1B | 1 | 230 | 268.13 | 0.22 | 59 | 2052 | 3250 | -1 | 723 | 3654 |
| 2 | 2019-04-29 | SRM 757 | 2 | 104 | 104.03 | -0.29 | -42 | 1993 | 3544 | -138 | 724 | 3557 |
| 1 | 2019-04-25 | TCO19 SRM 756 | 2 | 118 | 89.26 | -0.40 | -77 | 2035 | 3206 | -338 | 862 | 3069 |