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 |
|---|---|---|---|
| liaoming | 2 | 1715 | 737 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.155 | 0.174 | 0.233 | 48.2 | -75 | 22 | 1715 | 1715 | 10346 |
| SRMFix | -0.231 | 0.231 | 0.307 | 53.3 | -102 | -5 | 1098 | 1093 | 10902 |
| initial | -0.232 | 0.232 | 0.274 | 27.9 | -46 | -10 | 1154 | 1144 | 11137 |
| SRM | -0.800 | 0.800 | 0.877 | 231.5 | -358 | -105 | 842 | 737 | 10055 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-07-21 | SRM 550 | 2 | 899 | 910.60 | 0.02 | 22 | 1715 | 10346 | -105 | 737 | 10055 |
| 1 | 2012-07-09 | SRM 549 | 2 | 506 | 471.72 | -0.33 | -75 | 1694 | 10690 | -358 | 842 | 8376 |