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 |
|---|---|---|---|
| qqqq1099 | 2 | 1644 | 964 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.034 | 0.088 | 0.095 | 19.6 | -30 | 10 | 1180 | 1180 | 7603 |
| initial | -0.021 | 0.092 | 0.095 | 11.1 | -14 | 9 | 1195 | 1195 | 7698 |
| Odd | 0.034 | 0.124 | 0.129 | 47.3 | 22 | 73 | 1520 | 1520 | 7433 |
| EloSRM | 0.043 | 0.139 | 0.146 | 43.6 | 11 | 76 | 1644 | 1644 | 7393 |
| SRM | -0.499 | 0.499 | 0.550 | 118.0 | -150 | -86 | 1114 | 964 | 6431 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-12 | SRM 440 | 2 | 613 | 695.40 | 0.18 | 76 | 1644 | 7393 | -150 | 964 | 6431 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 455 | 741.54 | -0.10 | 11 | 1568 | 7254 | -86 | 1114 | 3934 |