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 |
|---|---|---|---|
| irachex | 6 | 2176 | 1179 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.934 | 0.965 | 1.519 | 106.9 | -11 | 250 | 1713 | 1713 | 2850 |
| EloSRM | 0.881 | 0.991 | 1.453 | 118.7 | -3 | 214 | 2176 | 2176 | 2994 |
| Odd | 0.900 | 0.993 | 1.454 | 120.8 | 1 | 212 | 2049 | 2049 | 2989 |
| SRM | 0.620 | 1.002 | 1.580 | 71.8 | -127 | 125 | 1179 | 1179 | 3493 |
| initial | 1.090 | 1.090 | 1.603 | 131.2 | 13 | 392 | 1856 | 1856 | 2609 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2009-05-12 | SRM 440 | 2 | 37 | 287.84 | 2.96 | 188 | 2176 | 2994 | 125 | 1179 | 3493 |
| 5 | 2009-03-04 | TCO09 Qual 3 | 1 | 641 | 611.43 | -0.07 | 3 | 1988 | 4214 | -25 | 1054 | 5715 |
| 4 | 2009-02-07 | SRM 434 | 2 | 329 | 285.16 | -0.21 | -3 | 1985 | 4288 | -38 | 1079 | 5498 |
| 3 | 2009-01-06 | SRM 432 | 2 | 150 | 350.40 | 1.22 | 214 | 1987 | 4236 | 44 | 1117 | 4612 |
| 2 | 2008-12-23 | SRM 431 | 2 | 398 | ||||||||
| 1 | 2008-12-20 | SRM 430 | 2 | 404 | 569.30 | 0.50 | 185 | 1773 | 6317 | -127 | 1073 | 5602 |