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 |
|---|---|---|---|
| robertogerson | 1 | 1829 | 1179 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.127 | 0.127 | 0.127 | 21.0 | -21 | -21 | 1179 | 1179 | 3205 |
| SRMFix | 0.789 | 0.789 | 0.789 | 177.8 | 178 | 178 | 1378 | 1378 | 4471 |
| initial | 0.847 | 0.847 | 0.847 | 102.0 | 102 | 102 | 1302 | 1302 | 5051 |
| EloSRM | 0.946 | 0.946 | 0.946 | 293.3 | 293 | 293 | 1829 | 1829 | 4325 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-12-08 | SRM 381 | 2 | 291 | 560.57 | 0.95 | 293 | 1829 | 4325 | -21 | 1179 | 3205 |