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 |
|---|---|---|---|
| bdlangton | 4 | 2038 | 1020 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.384 | 0.492 | 0.604 | 69.5 | -37 | 119 | 1404 | 1404 | 5844 |
| initial | 0.467 | 0.507 | 0.651 | 61.0 | -10 | 142 | 1425 | 1425 | 5522 |
| SRM | -0.124 | 0.537 | 0.590 | 65.5 | -111 | 41 | 1120 | 1020 | 5541 |
| Odd | 0.475 | 0.597 | 0.715 | 128.4 | -12 | 216 | 1863 | 1863 | 5795 |
| EloSRM | 0.523 | 0.645 | 0.788 | 150.8 | -21 | 290 | 2038 | 2038 | 5618 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-08-09 | SRM 514 | 2 | 220 | 586.53 | 1.42 | 290 | 2038 | 5618 | 41 | 1020 | 5541 |
| 3 | 2008-01-09 | SRM 387 | 2 | 228 | 314.14 | 0.46 | 133 | 1748 | 5101 | -30 | 979 | 4984 |
| 2 | 2006-11-02 | SRM 325 | 2 | 282 | 238.08 | -0.24 | -21 | 1615 | 4387 | -111 | 1009 | 3812 |
| 1 | 2006-09-30 | SRM 320 | 2 | 266 | 365.33 | 0.46 | 160 | 1635 | 4084 | -80 | 1120 | 2849 |