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 |
|---|---|---|---|
| liuzhengyang | 1 | 2350 | 1339 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.461 | 0.461 | 0.461 | 139.0 | 139 | 139 | 1339 | 1339 | 1151 |
| initial | 0.706 | 0.706 | 0.706 | 85.0 | 85 | 85 | 1285 | 1285 | 2261 |
| SRMFix | 0.740 | 0.740 | 0.740 | 167.7 | 168 | 168 | 1368 | 1368 | 2106 |
| EloSRM | 0.752 | 0.752 | 0.752 | 230.9 | 231 | 231 | 2350 | 2350 | 1930 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2019-06-15 | 2019 Beijing Parallel | 1 | 7 | 11.79 | 0.75 | 231 | 2350 | 1930 | 139 | 1339 | 1151 |