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 |
|---|---|---|---|
| dataoverflow | 4 | 1851 | 720 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.036 | 0.411 | 0.554 | 65.2 | -58 | 129 | 1744 | 1686 | 8098 |
| EloSRM | 0.017 | 0.414 | 0.558 | 60.2 | -65 | 130 | 1916 | 1851 | 8062 |
| initial | 0.027 | 0.424 | 0.556 | 51.0 | -82 | 105 | 1295 | 1213 | 8541 |
| SRMFix | 0.004 | 0.442 | 0.565 | 59.4 | -81 | 111 | 1276 | 1195 | 8528 |
| SRM | -0.473 | 0.758 | 0.791 | 134.5 | -248 | 29 | 952 | 720 | 9975 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-01-31 | SRM 531 | 2 | 949 | 608.26 | -0.76 | -65 | 1851 | 8062 | -161 | 720 | 9975 |
| 3 | 2012-01-14 | SRM 529 | 2 | 439 | 773.11 | 0.82 | 130 | 1916 | 7299 | 29 | 881 | 7547 |
| 2 | 2011-12-28 | SRM 528 | 2 | 707 | 730.13 | 0.05 | 29 | 1786 | 8681 | -100 | 852 | 7883 |
| 1 | 2011-12-17 | SRM 527 | 2 | 814 | 794.80 | -0.03 | 17 | 1757 | 8946 | -248 | 952 | 6569 |