4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| -SiR- | 4 | 1738 | 685 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.010 | 0.585 | 0.620 | 70.4 | -88 | 101 | 1293 | 1205 | 6922 |
| SRMFix | -0.054 | 0.607 | 0.642 | 88.0 | -91 | 106 | 1283 | 1197 | 6818 |
| EloSRM | -0.073 | 0.663 | 0.684 | 119.2 | -87 | 163 | 1825 | 1738 | 6364 |
| SRM | -0.495 | 0.813 | 0.837 | 148.8 | -253 | 40 | 1064 | 685 | 8665 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-09-23 | SRM 449 | 2 | 948 | 543.09 | -0.88 | -87 | 1738 | 6364 | -166 | 685 | 8665 |
| 3 | 2009-08-08 | SRM 446 | 2 | 385 | 649.56 | 0.76 | 144 | 1825 | 5535 | 40 | 851 | 6886 |
| 2 | 2009-03-24 | SRM 437 | 2 | 724 | 479.54 | -0.59 | -83 | 1680 | 7306 | -253 | 811 | 9324 |
| 1 | 2009-03-11 | SRM 436 | 2 | 423 | 567.67 | 0.42 | 163 | 1763 | 6405 | -136 | 1064 | 5638 |