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 |
|---|---|---|---|
| alexdias | 2 | 1527 | 664 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.214 | 0.214 | 0.219 | 33.8 | -49 | -18 | 1415 | 1397 | 9114 |
| EloSRM | -0.236 | 0.236 | 0.245 | 45.6 | -65 | -26 | 1553 | 1527 | 9147 |
| SRMFix | -0.321 | 0.321 | 0.338 | 68.5 | -100 | -37 | 1100 | 1063 | 9597 |
| initial | -0.327 | 0.327 | 0.331 | 39.4 | -45 | -34 | 1155 | 1121 | 9610 |
| SRM | -0.948 | 0.948 | 1.017 | 268.0 | -374 | -162 | 826 | 664 | 8789 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-10-17 | SRM 450 | 2 | 828 | 735.33 | -0.17 | -26 | 1527 | 9147 | -162 | 664 | 8789 |
| 1 | 2009-07-23 | SRM 445 | 2 | 887 | 719.64 | -0.30 | -65 | 1553 | 8225 | -374 | 826 | 7195 |