4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| under86 | 3 | 1755 | 770 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.069 | 0.570 | 0.634 | 68.7 | -50 | 116 | 1275 | 1225 | 6315 |
| Odd | 0.119 | 0.591 | 0.689 | 108.2 | -49 | 239 | 1670 | 1621 | 6121 |
| EloSRM | 0.099 | 0.608 | 0.694 | 115.0 | -54 | 238 | 1808 | 1755 | 6065 |
| SRMFix | 0.058 | 0.620 | 0.681 | 103.6 | -91 | 158 | 1267 | 1205 | 6438 |
| SRM | -0.428 | 0.846 | 0.904 | 178.0 | -356 | 52 | 896 | 770 | 7133 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-12-17 | Member SRM 455 | 2 | 586 | 510.65 | -0.50 | -53 | 1755 | 6065 | -126 | 770 | 7133 |
| 2 | 2009-11-05 | SRM 452 | 2 | 337 | 703.10 | 1.06 | 238 | 1808 | 5861 | 52 | 896 | 6325 |
| 1 | 2009-09-10 | SRM 448 | 2 | 824 | 687.41 | -0.26 | -54 | 1570 | 8048 | -356 | 844 | 7047 |