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 |
|---|---|---|---|
| wangzirui | 4 | 2267 | 799 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.145 | 0.329 | 0.387 | 125.8 | -331 | 48 | 1203 | 799 | 2664 |
| initial | 0.106 | 0.455 | 0.528 | 54.8 | -79 | 88 | 1330 | 1251 | 1881 |
| EloSRM | 0.088 | 0.464 | 0.537 | 113.2 | -86 | 219 | 2353 | 2267 | 1949 |
| SRMFix | 0.042 | 0.481 | 0.569 | 77.9 | -91 | 165 | 1397 | 1306 | 1802 |
| Odd | 0.063 | 0.505 | 0.598 | 107.5 | -72 | 242 | 2044 | 1972 | 1823 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2021-09-01 | SRM 812 | 2 | 55 | 40.30 | -0.68 | -86 | 2267 | 1949 | -121 | 799 | 2664 |
| 3 | 2019-05-01 | TCO19 Round 1B | 1 | 176 | 225.24 | 0.36 | 128 | 2353 | 1913 | 48 | 920 | 2737 |
| 2 | 2017-08-24 | SRM 720 | 1 | 236 | 227.32 | -0.07 | -20 | 2226 | 3220 | -331 | 872 | 4106 |
| 1 | 2017-08-14 | SRM 719 | 2 | 73 | 122.61 | 0.75 | 219 | 2246 | 3162 | 3 | 1203 | 2447 |