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 |
|---|---|---|---|
| alpha2493 | 2 | 1961 | 840 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.008 | 0.350 | 0.350 | 42.2 | -43 | 41 | 1198 | 1198 | 8744 |
| SRMFix | -0.004 | 0.394 | 0.394 | 79.4 | -94 | 65 | 1171 | 1171 | 8773 |
| EloSRM | 0.103 | 0.427 | 0.439 | 125.9 | -66 | 186 | 1961 | 1961 | 8402 |
| SRM | -0.541 | 0.541 | 0.712 | 180.0 | -331 | -29 | 869 | 840 | 7978 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-04-17 | SRM 656 | 2 | 329 | 475.05 | 0.53 | 186 | 1961 | 8402 | -29 | 840 | 7978 |
| 1 | 2013-12-14 | SRM 600 | 2 | 811 | 824.10 | -0.32 | -66 | 1775 | 10639 | -331 | 869 | 8252 |