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 |
|---|---|---|---|
| Nurlan | 3 | 1593 | 612 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.061 | 0.365 | 0.372 | 72.4 | -71 | 107 | 1463 | 1463 | 7823 |
| EloSRM | -0.070 | 0.381 | 0.389 | 81.7 | -89 | 109 | 1593 | 1593 | 7776 |
| initial | -0.159 | 0.400 | 0.403 | 48.2 | -56 | 43 | 1144 | 1142 | 9043 |
| SRMFix | -0.128 | 0.420 | 0.428 | 76.8 | -118 | 59 | 1088 | 1088 | 9038 |
| SRM | -0.519 | 0.722 | 0.829 | 211.3 | -426 | 23 | 774 | 612 | 9195 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-10-17 | SRM 450 | 2 | 571 | 789.02 | 0.47 | 109 | 1593 | 7776 | 23 | 612 | 9195 |
| 2 | 2009-08-25 | SRM 447 | 2 | 771 | 699.47 | -0.28 | -47 | 1484 | 9773 | -185 | 589 | 9397 |
| 1 | 2009-08-08 | SRM 446 | 2 | 838 | 711.37 | -0.40 | -89 | 1531 | 8885 | -426 | 774 | 7675 |