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 |
|---|---|---|---|
| cheng.309 | 2 | 2097 | 1112 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.125 | 0.165 | 0.207 | 50.0 | -94 | 6 | 1206 | 1112 | 5122 |
| SRMFix | 0.500 | 0.500 | 0.703 | 110.0 | 1 | 219 | 1420 | 1420 | 6335 |
| initial | 0.552 | 0.552 | 0.759 | 66.5 | 4 | 129 | 1333 | 1333 | 7197 |
| EloSRM | 0.564 | 0.564 | 0.797 | 165.2 | 8 | 322 | 2097 | 2097 | 6356 |
| Odd | 0.591 | 0.591 | 0.835 | 176.4 | 11 | 342 | 1911 | 1911 | 6404 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-02-06 | SRM 569 | 1 | 430 | 489.77 | 0.00 | 8 | 2097 | 6356 | -94 | 1112 | 5122 |
| 1 | 2012-06-25 | SRM 547 | 2 | 197 | 430.12 | 1.13 | 322 | 2089 | 6166 | 6 | 1206 | 4130 |