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 |
|---|---|---|---|
| Rhubarb | 4 | 2019 | 1279 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.250 | 0.345 | 0.426 | 44.5 | -5 | 84 | 1284 | 1279 | 2078 |
| SRMFix | 0.843 | 0.843 | 1.091 | 172.6 | 26 | 319 | 1545 | 1545 | 2975 |
| initial | 0.893 | 0.893 | 1.132 | 107.5 | 24 | 191 | 1415 | 1415 | 3619 |
| EloSRM | 0.927 | 0.927 | 1.215 | 253.3 | 56 | 451 | 2019 | 2019 | 2646 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2007-10-04 | SRM 369 | 1 | 82 | ||||||||
| 3 | 2007-08-07 | SRM 362 | 1 | 307 | ||||||||
| 2 | 2007-07-24 | SRM 360 | 1 | 306 | 448.05 | 0.14 | 56 | 2019 | 2646 | -5 | 1279 | 2078 |
| 1 | 2007-06-20 | SRM 355 | 2 | 125 | 409.84 | 1.71 | 451 | 1963 | 2858 | 84 | 1284 | 2029 |