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 |
|---|---|---|---|
| raviprak | 2 | 1421 | 857 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.052 | 0.088 | 0.102 | 19.1 | -11 | 27 | 1421 | 1421 | 13546 |
| initial | -0.178 | 0.178 | 0.180 | 21.5 | -24 | -19 | 1176 | 1157 | 10889 |
| SRMFix | -0.189 | 0.189 | 0.191 | 39.9 | -52 | -28 | 1148 | 1120 | 10783 |
| SRM | -0.605 | 0.605 | 0.605 | 171.5 | -210 | -133 | 990 | 857 | 8605 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-04-23 | SRM 541 | 2 | 509 | 768.72 | 0.04 | 27 | 1421 | 13546 | -133 | 857 | 8605 |
| 1 | 2005-04-30 | SRM 240 | 2 | 132 | 179.27 | -0.14 | -11 | 1393 | 2912 | -210 | 990 | 2138 |