4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Mathematics1234 | 4 | 1803 | 692 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.061 | 0.403 | 0.456 | 109.1 | -67 | 218 | 1803 | 1803 | 9208 |
| initial | -0.071 | 0.409 | 0.415 | 49.2 | -45 | 61 | 1174 | 1174 | 9760 |
| SRMFix | -0.053 | 0.431 | 0.444 | 75.2 | -98 | 76 | 1126 | 1126 | 10018 |
| SRM | -0.463 | 0.709 | 0.766 | 188.7 | -364 | 29 | 836 | 692 | 10552 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-11-30 | SRM 562 | 2 | 613 | ||||||||
| 3 | 2012-11-20 | SRM 561 | 2 | 384 | 622.05 | 0.70 | 218 | 1803 | 9208 | 29 | 692 | 10552 |
| 2 | 2012-02-23 | SRM 534 | 2 | 731 | 714.29 | -0.19 | -42 | 1584 | 12416 | -173 | 663 | 10938 |
| 1 | 2011-01-12 | SRM 493 | 2 | 495 | 483.36 | -0.32 | -67 | 1626 | 8852 | -364 | 836 | 6996 |