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 |
|---|---|---|---|
| caiqunhao | 3 | 1600 | 682 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.171 | 0.313 | 0.431 | 37.6 | -87 | 21 | 1138 | 1138 | 9329 |
| EloSRM | -0.106 | 0.365 | 0.451 | 91.2 | -116 | 127 | 1600 | 1600 | 7671 |
| SRMFix | -0.121 | 0.366 | 0.453 | 75.0 | -166 | 46 | 1094 | 1094 | 9075 |
| SRM | -0.376 | 0.376 | 0.520 | 172.7 | -406 | -46 | 794 | 682 | 8718 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-07-08 | SRM 444 | 2 | 690 | 718.61 | 0.06 | 30 | 1600 | 7671 | -46 | 682 | 8718 |
| 2 | 2009-05-12 | SRM 440 | 2 | 635 | 798.26 | 0.33 | 127 | 1570 | 8395 | -66 | 728 | 9499 |
| 1 | 2008-05-25 | College Tour Guangdong | 1 | 625 | 424.17 | -0.71 | -116 | 1443 | 11127 | -406 | 794 | 9133 |