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 |
|---|---|---|---|
| difficultcho | 1 | 1355 | 786 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.403 | 0.403 | 0.403 | 76.8 | -77 | -77 | 1282 | 1282 | 5728 |
| EloSRM | -0.431 | 0.431 | 0.431 | 96.6 | -97 | -97 | 1355 | 1355 | 5627 |
| initial | -0.526 | 0.526 | 0.526 | 63.3 | -63 | -63 | 1137 | 1137 | 5521 |
| SRMFix | -0.570 | 0.570 | 0.570 | 131.6 | -132 | -132 | 1068 | 1068 | 5745 |
| SRM | -1.243 | 1.243 | 1.243 | 414.0 | -414 | -414 | 786 | 786 | 4989 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2006-04-06 | SRM 297 | 2 | 295 | 234.32 | -0.43 | -97 | 1355 | 5627 | -414 | 786 | 4989 |