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 |
|---|---|---|---|
| Irisl | 1 | 1581 | 880 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.165 | 0.165 | 0.165 | 19.9 | -20 | -20 | 1444 | 1444 | 7938 |
| EloSRM | -0.206 | 0.206 | 0.206 | 36.9 | -37 | -37 | 1581 | 1581 | 7796 |
| initial | -0.277 | 0.277 | 0.277 | 33.3 | -33 | -33 | 1167 | 1167 | 8016 |
| SRMFix | -0.332 | 0.332 | 0.332 | 78.7 | -79 | -79 | 1121 | 1121 | 8361 |
| SRM | -1.220 | 1.220 | 1.220 | 320.0 | -320 | -320 | 880 | 880 | 6372 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-07-23 | SRM 445 | 2 | 830 | 719.64 | -0.21 | -37 | 1581 | 7796 | -320 | 880 | 6372 |