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 |
|---|---|---|---|
| Patcy | 1 | 2147 | 1156 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.258 | 0.258 | 0.258 | 44.0 | -44 | -44 | 1156 | 1156 | 4858 |
| SRMFix | 0.667 | 0.667 | 0.667 | 152.3 | 152 | 152 | 1352 | 1352 | 7155 |
| initial | 0.733 | 0.733 | 0.733 | 88.3 | 88 | 88 | 1288 | 1288 | 7923 |
| EloSRM | 0.787 | 0.787 | 0.787 | 249.3 | 249 | 249 | 2147 | 2147 | 6927 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2015-01-24 | SRM 647 | 2 | 303 | 522.97 | 0.79 | 249 | 2147 | 6927 | -44 | 1156 | 4858 |