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 |
|---|---|---|---|
| chiggity801 | 4 | 1550 | 420 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.109 | 0.370 | 0.390 | 74.7 | -106 | 138 | 1480 | 1425 | 9926 |
| initial | -0.186 | 0.372 | 0.394 | 44.8 | -66 | 45 | 1179 | 1110 | 12243 |
| EloSRM | -0.124 | 0.380 | 0.401 | 80.4 | -120 | 139 | 1612 | 1550 | 9766 |
| SRMFix | -0.167 | 0.392 | 0.425 | 70.4 | -139 | 75 | 1135 | 1068 | 11707 |
| SRM | -0.374 | 0.594 | 0.831 | 221.5 | -703 | 53 | 550 | 420 | 12547 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-03-24 | SRM 437 | 2 | 719 | 636.67 | -0.18 | -17 | 1550 | 9766 | -47 | 420 | 12547 |
| 3 | 2009-02-12 | SRM 435 | 2 | 528 | 449.17 | -0.37 | -45 | 1567 | 9232 | -83 | 467 | 12357 |
| 2 | 2009-02-07 | SRM 434 | 2 | 515 | 734.76 | 0.51 | 139 | 1612 | 7984 | 53 | 550 | 12094 |
| 1 | 2009-01-21 | SRM 433 | 2 | 812 | 593.33 | -0.46 | -120 | 1473 | 11789 | -703 | 497 | 12396 |