4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| johnyang2000 | 4 | 1866 | 840 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.084 | 0.220 | 0.304 | 26.5 | -21 | 69 | 1273 | 1240 | 7926 |
| SRMFix | 0.023 | 0.250 | 0.316 | 38.0 | -39 | 89 | 1283 | 1227 | 7978 |
| EloSRM | 0.006 | 0.316 | 0.351 | 58.4 | -31 | 122 | 1913 | 1866 | 7604 |
| Odd | 0.023 | 0.328 | 0.357 | 61.8 | -25 | 122 | 1743 | 1707 | 7641 |
| SRM | -0.461 | 0.461 | 0.574 | 90.0 | -203 | -27 | 997 | 840 | 8036 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-10-25 | SRM 522 | 2 | 528 | 442.03 | -0.26 | -16 | 1866 | 7604 | -48 | 840 | 8036 |
| 3 | 2011-10-13 | SRM 521 | 2 | 756 | 587.48 | -0.36 | -31 | 1882 | 7369 | -82 | 888 | 7293 |
| 2 | 2011-09-19 | SRM 519 | 2 | 396 | 572.15 | 0.53 | 122 | 1913 | 6942 | -27 | 970 | 6227 |
| 1 | 2011-09-14 | SRM 518 | 2 | 745 | 805.05 | 0.11 | 65 | 1791 | 8268 | -203 | 997 | 5921 |