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 |
|---|---|---|---|
| ac517 | 4 | 2256 | 1072 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.088 | 0.471 | 0.513 | 47.0 | -150 | 18 | 1072 | 1072 | 5652 |
| SRMFix | 0.507 | 0.507 | 0.545 | 74.8 | 43 | 114 | 1499 | 1499 | 5599 |
| Odd | 0.585 | 0.585 | 0.611 | 135.4 | 83 | 200 | 2041 | 2041 | 5497 |
| EloSRM | 0.597 | 0.597 | 0.638 | 145.5 | 81 | 219 | 2256 | 2256 | 5386 |
| initial | 0.649 | 0.649 | 0.692 | 78.2 | 29 | 100 | 1513 | 1513 | 5482 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2014-03-29 | SRM 614 | 2 | 292 | 502.51 | 0.78 | 157 | 2256 | 5386 | 18 | 1072 | 5652 |
| 3 | 2012-02-23 | SRM 534 | 2 | 275 | 373.67 | 0.44 | 81 | 2099 | 5795 | 12 | 1054 | 5644 |
| 2 | 2012-02-18 | SRM 533 | 2 | 475 | 855.36 | 0.85 | 219 | 2018 | 6482 | -8 | 1042 | 5719 |
| 1 | 2010-08-26 | SRM 480 | 2 | 404 | 502.52 | 0.32 | 125 | 1799 | 6237 | -150 | 1050 | 4296 |