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 |
|---|---|---|---|
| mostafa.ayman | 1 | 1920 | 989 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.004 | 0.004 | 0.004 | 0.5 | 0 | 0 | 1200 | 1200 | 9798 |
| EloSRM | 0.062 | 0.062 | 0.062 | 48.7 | 49 | 49 | 1920 | 1920 | 9577 |
| SRMFix | -0.065 | 0.065 | 0.065 | 15.9 | -16 | -16 | 1184 | 1184 | 9671 |
| SRM | -0.961 | 0.961 | 0.961 | 211.0 | -211 | -211 | 989 | 989 | 6836 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2014-07-22 | SRM 628 | 2 | 639 | 667.12 | 0.06 | 49 | 1920 | 9577 | -211 | 989 | 6836 |