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 |
|---|---|---|---|
| Ali-Kheradmand | 4 | 2170 | 1244 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.164 | 0.456 | 0.505 | 75.8 | -82 | 91 | 1244 | 1244 | 3103 |
| EloSRM | 0.574 | 0.574 | 0.669 | 143.2 | 36 | 255 | 2170 | 2170 | 3022 |
| Odd | 0.597 | 0.597 | 0.688 | 141.4 | 39 | 254 | 2016 | 2016 | 3171 |
| SRMFix | 0.617 | 0.617 | 0.717 | 90.4 | 27 | 146 | 1561 | 1561 | 3701 |
| initial | 0.698 | 0.698 | 0.795 | 84.1 | 32 | 156 | 1536 | 1536 | 3864 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-03-07 | TCO09 Round 1 | 1 | 856 | 1,312.32 | 0.62 | 116 | 2170 | 3022 | 91 | 1244 | 3103 |
| 3 | 2009-03-04 | TCO09 Qual 3 | 1 | 337 | 697.34 | 1.05 | 166 | 2054 | 3709 | 81 | 1153 | 4240 |
| 2 | 2009-02-28 | TCO09 Qual 2 | 1 | 992 | 1,048.63 | 0.08 | 36 | 1889 | 4972 | -82 | 1072 | 5428 |
| 1 | 2009-02-24 | TCO09 Qual 1 | 1 | 788 | 1,153.07 | 0.55 | 255 | 1853 | 5234 | -49 | 1154 | 4109 |