4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| costler | 5 | 1722 | 714 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.036 | 0.299 | 0.361 | 44.4 | -73 | 60 | 1277 | 1208 | 6780 |
| initial | 0.024 | 0.318 | 0.368 | 38.3 | -70 | 55 | 1275 | 1215 | 6857 |
| EloSRM | -0.057 | 0.357 | 0.412 | 64.4 | -62 | 152 | 1783 | 1722 | 6485 |
| SRM | -0.343 | 0.429 | 0.505 | 97.2 | -184 | -13 | 1066 | 714 | 8475 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2009-06-13 | SRM 442 | 2 | 617 | 570.63 | -0.11 | 1 | 1722 | 6485 | -23 | 714 | 8475 |
| 4 | 2009-05-12 | SRM 440 | 2 | 728 | 507.84 | -0.71 | -62 | 1721 | 6619 | -132 | 737 | 9417 |
| 3 | 2009-03-24 | SRM 437 | 2 | 409 | 522.24 | 0.35 | 71 | 1783 | 6186 | -13 | 869 | 8627 |
| 2 | 2009-03-04 | TCO09 Qual 3 | 1 | 792 | 814.01 | -0.21 | -36 | 1712 | 6968 | -184 | 882 | 8404 |
| 1 | 2009-02-12 | SRM 435 | 2 | 347 | 457.47 | 0.40 | 152 | 1748 | 6514 | -134 | 1066 | 5629 |