4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| hossam.mahmoud | 1 | 1685 | 865 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.159 | 0.159 | 0.159 | 21.9 | -22 | -22 | 1511 | 1511 | 9765 |
| EloSRM | -0.210 | 0.210 | 0.210 | 42.7 | -43 | -43 | 1685 | 1685 | 9532 |
| initial | -0.285 | 0.285 | 0.285 | 34.4 | -34 | -34 | 1166 | 1166 | 9386 |
| SRMFix | -0.337 | 0.337 | 0.337 | 79.9 | -80 | -80 | 1120 | 1120 | 9584 |
| SRM | -1.296 | 1.296 | 1.296 | 335.0 | -335 | -335 | 865 | 865 | 7590 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2011-09-19 | SRM 519 | 2 | 723 | 624.91 | -0.21 | -43 | 1685 | 9532 | -335 | 865 | 7590 |