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 |
|---|---|---|---|
| fqq11679 | 7 | 2215 | 1239 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.824 | 1.036 | 1.423 | 67.3 | -117 | 132 | 1239 | 1239 | 2822 |
| EloSRM | 0.652 | 1.044 | 1.345 | 109.0 | -75 | 223 | 2215 | 2215 | 2859 |
| Odd | 0.663 | 1.044 | 1.342 | 110.1 | -68 | 233 | 2088 | 2088 | 2824 |
| SRMFix | 0.713 | 1.070 | 1.397 | 118.6 | -118 | 244 | 1731 | 1731 | 2769 |
| initial | 0.753 | 1.124 | 1.435 | 135.4 | -94 | 371 | 1835 | 1835 | 2624 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2009-09-10 | SRM 448 | 2 | 88 | 201.01 | 1.19 | 74 | 2215 | 2859 | 63 | 1239 | 2822 |
| 6 | 2009-08-25 | SRM 447 | 2 | 199 | 176.87 | -0.17 | 4 | 2140 | 3237 | 11 | 1176 | 3276 |
| 5 | 2009-07-08 | SRM 444 | 2 | 47 | 330.79 | 2.82 | 172 | 2136 | 3216 | 132 | 1165 | 3362 |
| 4 | 2009-06-23 | SRM 443 | 2 | 294 | 272.69 | -0.11 | 6 | 1965 | 4417 | -8 | 1033 | 4467 |
| 3 | 2009-05-27 | SRM 441 | 2 | 501 | 234.46 | -1.10 | -75 | 1959 | 4462 | -117 | 1041 | 4541 |
| 2 | 2009-04-19 | SRM 438 | 2 | 161 | 393.98 | 1.29 | 209 | 2033 | 3872 | 49 | 1158 | 4153 |
| 1 | 2009-03-24 | SRM 437 | 2 | 393 | 611.07 | 0.64 | 223 | 1824 | 5712 | -91 | 1109 | 5174 |