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 |
|---|---|---|---|
| Barbary | 1 | 1981 | 1291 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.618 | 0.618 | 0.618 | 91.0 | 91 | 91 | 1291 | 1291 | 2372 |
| SRMFix | 1.521 | 1.521 | 1.521 | 316.9 | 317 | 317 | 1517 | 1517 | 3517 |
| initial | 1.580 | 1.580 | 1.580 | 190.3 | 190 | 190 | 1390 | 1390 | 4282 |
| EloSRM | 1.676 | 1.676 | 1.676 | 442.1 | 442 | 442 | 1981 | 1981 | 3353 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-12-27 | SRM 385 | 2 | 153 | 489.03 | 1.68 | 442 | 1981 | 3353 | 91 | 1291 | 2372 |