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 |
|---|---|---|---|
| gabz | 4 | 1615 | 635 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.048 | 0.368 | 0.460 | 52.0 | -44 | 132 | 1499 | 1499 | 7988 |
| EloSRM | 0.044 | 0.377 | 0.467 | 60.7 | -47 | 137 | 1615 | 1615 | 7955 |
| initial | -0.026 | 0.415 | 0.470 | 50.0 | -48 | 94 | 1188 | 1188 | 8269 |
| SRMFix | -0.015 | 0.421 | 0.480 | 62.1 | -73 | 91 | 1134 | 1134 | 9773 |
| SRM | -0.425 | 0.748 | 0.757 | 172.8 | -294 | 63 | 906 | 635 | 11551 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2008-12-20 | SRM 430 | 2 | 356 | 638.38 | 0.84 | 137 | 1615 | 7955 | 63 | 635 | 11551 |
| 3 | 2008-12-02 | SRM 428 | 2 | 713 | 585.45 | -0.32 | -47 | 1478 | 11640 | -197 | 572 | 11988 |
| 2 | 2008-11-22 | SRM 426 | 2 | 525 | 582.46 | -0.14 | -20 | 1525 | 9953 | -137 | 769 | 9740 |
| 1 | 2008-11-12 | SRM 425 | 2 | 541 | 605.34 | -0.20 | -39 | 1544 | 9693 | -294 | 906 | 8020 |