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 |
|---|---|---|---|
| math27182 | 2 | 1680 | 668 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.273 | 0.273 | 0.274 | 43.9 | -50 | -38 | 1538 | 1488 | 12007 |
| EloSRM | -0.295 | 0.295 | 0.295 | 57.5 | -59 | -56 | 1736 | 1680 | 11952 |
| initial | -0.361 | 0.361 | 0.361 | 43.4 | -46 | -41 | 1159 | 1113 | 12079 |
| SRMFix | -0.364 | 0.364 | 0.364 | 74.0 | -90 | -58 | 1110 | 1052 | 12134 |
| SRM | -0.912 | 0.912 | 0.917 | 266.0 | -315 | -217 | 885 | 668 | 11013 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-04-11 | SRM 576 | 2 | 615 | 541.31 | -0.30 | -56 | 1680 | 11952 | -217 | 668 | 11013 |
| 1 | 2013-01-21 | SRM 567 | 2 | 615 | 627.94 | -0.30 | -59 | 1736 | 10212 | -315 | 885 | 7790 |