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 |
|---|---|---|---|
| achop | 2 | 1852 | 767 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.208 | 0.208 | 0.208 | 31.7 | -37 | -27 | 1879 | 1852 | 7925 |
| initial | -0.250 | 0.250 | 0.250 | 30.0 | -30 | -30 | 1170 | 1140 | 8513 |
| SRMFix | -0.256 | 0.256 | 0.258 | 53.4 | -69 | -38 | 1131 | 1093 | 8311 |
| SRM | -0.710 | 0.710 | 0.732 | 216.5 | -285 | -148 | 915 | 767 | 7369 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-07-23 | SRM 663 | 2 | 398 | 455.80 | -0.20 | -27 | 1852 | 7925 | -148 | 767 | 7369 |
| 1 | 2015-06-04 | SRM 660 | 2 | 314 | 357.48 | -0.21 | -37 | 1879 | 8457 | -285 | 915 | 6434 |