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 |
|---|---|---|---|
| heimengnan | 3 | 2441 | 1401 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.495 | 0.688 | 0.842 | 110.3 | -65 | 179 | 1466 | 1401 | 1713 |
| SRMFix | 1.085 | 1.085 | 1.425 | 197.7 | 13 | 446 | 1793 | 1793 | 2397 |
| EloSRM | 1.057 | 1.129 | 1.494 | 275.6 | -6 | 565 | 2447 | 2441 | 1851 |
| Odd | 1.070 | 1.142 | 1.517 | 276.6 | -6 | 583 | 2293 | 2287 | 1867 |
| initial | 1.234 | 1.234 | 1.495 | 148.6 | 41 | 285 | 1646 | 1646 | 3137 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2010-05-04 | SRM 469 | 1 | 547 | 507.47 | -0.11 | -6 | 2441 | 1851 | -65 | 1401 | 1713 |
| 2 | 2010-02-06 | SRM 460 | 1 | 313 | 557.32 | 0.83 | 256 | 2447 | 1887 | 87 | 1466 | 1527 |
| 1 | 2009-09-23 | SRM 449 | 2 | 137 | 748.23 | 2.45 | 565 | 2191 | 2985 | 179 | 1379 | 1934 |