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 |
|---|---|---|---|
| zhangya | 1 | 1868 | 801 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.409 | 0.409 | 0.409 | 89.8 | -90 | -90 | 1868 | 1868 | 7506 |
| initial | -0.445 | 0.445 | 0.445 | 53.6 | -54 | -54 | 1146 | 1146 | 7501 |
| SRMFix | -0.477 | 0.477 | 0.477 | 111.3 | -111 | -111 | 1089 | 1089 | 7652 |
| SRM | -1.273 | 1.273 | 1.273 | 399.0 | -399 | -399 | 801 | 801 | 6512 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2016-04-07 | SRM 687 | 2 | 383 | 288.41 | -0.41 | -90 | 1868 | 7506 | -399 | 801 | 6512 |