4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| judyk90 | 4 | 1990 | 887 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.390 | 0.911 | 0.931 | 114.8 | -158 | 73 | 1162 | 887 | 7359 |
| initial | 0.165 | 0.919 | 1.064 | 110.6 | -103 | 217 | 1461 | 1280 | 7460 |
| SRMFix | -0.003 | 0.984 | 1.091 | 137.2 | -128 | 240 | 1514 | 1280 | 7388 |
| EloSRM | -0.058 | 1.085 | 1.164 | 141.8 | -81 | 251 | 2146 | 1990 | 6519 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-12-17 | SRM 527 | 2 | 955 | 408.32 | -1.23 | -81 | 1990 | 6519 | -158 | 887 | 7359 |
| 3 | 2011-11-29 | SRM 525 | 2 | 687 | 329.65 | -1.06 | -75 | 2071 | 5713 | -117 | 1045 | 5502 |
| 2 | 2011-11-17 | SRM 524 | 2 | 157 | 480.55 | 1.61 | 251 | 2146 | 4999 | 73 | 1162 | 4341 |
| 1 | 2011-11-12 | SRM 523 | 2 | 568 | 771.33 | 0.44 | 161 | 1896 | 7335 | -111 | 1089 | 5037 |