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 |
|---|---|---|---|
| grb_co7 | 4 | 2199 | 1131 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.129 | 0.360 | 0.394 | 58.2 | -135 | 68 | 1268 | 1131 | 4898 |
| SRMFix | 0.399 | 0.491 | 0.750 | 93.7 | -17 | 306 | 1542 | 1525 | 5322 |
| EloSRM | 0.363 | 0.512 | 0.808 | 122.9 | -12 | 436 | 2201 | 2199 | 4998 |
| initial | 0.672 | 0.672 | 0.898 | 81.0 | 0 | 183 | 1524 | 1524 | 5280 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-03-20 | SRM 538 | 2 | 297 | 252.74 | -0.23 | -2 | 2199 | 4998 | -16 | 1131 | 4898 |
| 3 | 2012-02-09 | SRM 532 | 2 | 285 | 318.58 | 0.16 | 42 | 2201 | 4735 | 14 | 1147 | 4577 |
| 2 | 2011-11-29 | SRM 525 | 1 | 604 | 661.93 | -0.06 | -12 | 2160 | 4932 | -135 | 1133 | 4629 |
| 1 | 2011-11-17 | SRM 524 | 2 | 204 | 614.16 | 1.59 | 436 | 2171 | 4767 | 68 | 1268 | 3297 |