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 |
|---|---|---|---|
| Alexandrfoot | 2 | 1704 | 1139 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.333 | 0.333 | 0.333 | 61.0 | -61 | -61 | 1139 | 1139 | 2997 |
| SRMFix | 0.478 | 0.478 | 0.478 | 111.6 | 112 | 112 | 1312 | 1312 | 4247 |
| initial | 0.523 | 0.523 | 0.523 | 62.9 | 63 | 63 | 1263 | 1263 | 4570 |
| EloSRM | 0.629 | 0.629 | 0.629 | 209.0 | 209 | 209 | 1704 | 1704 | 4177 |
| Odd | 0.669 | 0.669 | 0.669 | 224.7 | 225 | 225 | 1611 | 1611 | 4274 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-02-20 | SRM 340 | 2 | 556 | ||||||||
| 1 | 2007-02-14 | SRM 339 | 2 | 218 | 337.15 | 0.63 | 209 | 1704 | 4177 | -61 | 1139 | 2997 |