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 |
|---|---|---|---|
| ctuu | 2 | 2293 | 1108 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.319 | 0.345 | 0.470 | 57.0 | -7 | 107 | 1301 | 1301 | 2306 |
| initial | 0.311 | 0.345 | 0.464 | 41.5 | -4 | 79 | 1275 | 1275 | 2304 |
| EloSRM | 0.328 | 0.368 | 0.493 | 113.4 | 12 | 215 | 2293 | 2293 | 2106 |
| SRM | 0.108 | 0.409 | 0.423 | 98.0 | -144 | 52 | 1108 | 1108 | 1953 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2019-06-15 | 2019 Beijing Round | 1 | 78 | 126.33 | 0.70 | 215 | 2293 | 2106 | 52 | 1108 | 1953 |
| 1 | 2018-05-26 | TCO18 Beijing | 1 | 84 | 81.72 | -0.04 | 12 | 2078 | 3069 | -144 | 1056 | 2374 |