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 |
|---|---|---|---|
| hhhhhhhh | 4 | 1959 | 1006 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.139 | 0.452 | 0.473 | 65.0 | -112 | 33 | 1154 | 1006 | 6240 |
| EloSRM | 0.278 | 0.499 | 0.575 | 106.9 | -34 | 278 | 1959 | 1959 | 4482 |
| SRMFix | 0.322 | 0.518 | 0.578 | 83.3 | -53 | 162 | 1427 | 1427 | 4875 |
| initial | 0.481 | 0.620 | 0.677 | 74.7 | -33 | 117 | 1432 | 1432 | 4603 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-04-30 | SRM 439 | 2 | 181 | 280.57 | 0.63 | 80 | 1959 | 4482 | 33 | 1006 | 6240 |
| 3 | 2009-04-19 | SRM 438 | 2 | 320 | 385.76 | -0.44 | -34 | 1879 | 5132 | -112 | 973 | 7092 |
| 2 | 2009-03-24 | SRM 437 | 2 | 363 | 381.36 | 0.07 | 36 | 1913 | 4871 | -69 | 1085 | 5372 |
| 1 | 2009-03-11 | SRM 436 | 2 | 315 | 567.67 | 0.85 | 278 | 1878 | 5189 | -46 | 1154 | 4213 |