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 |
|---|---|---|---|
| arranz | 2 | 1658 | 859 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.087 | 0.087 | 0.112 | 10.5 | -19 | -2 | 1198 | 1179 | 7627 |
| EloSRM | -0.049 | 0.103 | 0.115 | 29.2 | -12 | 46 | 1671 | 1658 | 7109 |
| SRMFix | -0.119 | 0.119 | 0.128 | 22.9 | -28 | -17 | 1183 | 1154 | 7488 |
| Odd | -0.024 | 0.122 | 0.125 | 34.8 | -4 | 66 | 1534 | 1530 | 7124 |
| SRM | -0.776 | 0.776 | 0.803 | 170.5 | -220 | -121 | 980 | 859 | 6911 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-09-23 | SRM 449 | 2 | 561 | 676.07 | -0.15 | -12 | 1658 | 7109 | -121 | 859 | 6911 |
| 1 | 2009-09-10 | SRM 448 | 2 | 662 | 687.41 | 0.05 | 46 | 1671 | 7014 | -220 | 980 | 5102 |