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 |
|---|---|---|---|
| zhanyi658657 | 2 | 2256 | 1443 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.545 | 0.545 | 0.545 | 121.5 | 118 | 125 | 1443 | 1443 | 2266 |
| SRMFix | 0.878 | 0.878 | 0.895 | 161.7 | 161 | 162 | 1523 | 1523 | 5209 |
| initial | 0.898 | 0.898 | 0.915 | 108.1 | 87 | 130 | 1416 | 1416 | 6154 |
| EloSRM | 0.914 | 0.914 | 0.931 | 349.8 | 195 | 505 | 2256 | 2256 | 4886 |
| Odd | 0.915 | 0.915 | 0.931 | 320.9 | 203 | 439 | 2067 | 2067 | 4900 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-05-25 | SRM 580 | 1 | 371 | 790.19 | 1.09 | 505 | 2256 | 4886 | 118 | 1443 | 2266 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 445 | 741.75 | 0.74 | 195 | 1751 | 5587 | 125 | 1325 | 2348 |