4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| vchalupecky | 9 | 2201 | 1087 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.286 | 0.926 | 1.555 | 111.5 | -162 | 506 | 1791 | 1510 | 4573 |
| SRMFix | 0.396 | 0.945 | 1.514 | 84.5 | -90 | 304 | 1648 | 1527 | 4485 |
| EloSRM | 0.284 | 0.961 | 1.526 | 88.7 | -51 | 350 | 2269 | 2201 | 3907 |
| Odd | 0.291 | 0.962 | 1.524 | 88.2 | -50 | 344 | 2112 | 2050 | 3901 |
| SRM | 0.603 | 1.049 | 1.557 | 86.3 | -257 | 198 | 1146 | 1087 | 4619 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2011-05-11 | SRM 506 | 2 | 400 | 142.00 | -1.49 | -51 | 2201 | 3907 | -59 | 1087 | 4619 |
| 8 | 2011-05-03 | Member SRM 505 | 2 | 203 | 198.33 | -0.03 | 12 | 2252 | 3575 | 26 | 1146 | 4096 |
| 7 | 2011-04-07 | SRM 502 | 2 | 205 | 121.68 | -0.75 | -29 | 2240 | 3587 | 1 | 1120 | 4232 |
| 6 | 2011-03-30 | Member SRM 501 | 2 | 138 | 193.91 | 0.49 | 59 | 2269 | 3410 | 76 | 1119 | 4254 |
| 5 | 2011-02-10 | SRM 497 | 2 | 26 | 443.83 | 4.09 | 350 | 2210 | 3668 | 198 | 1043 | 4824 |
| 4 | 2010-07-06 | SRM 475 | 2 | 541 | 363.81 | -0.57 | -43 | 1860 | 5606 | -83 | 845 | 6281 |
| 3 | 2010-06-30 | Member Single Round Match 474 | 2 | 324 | 283.37 | -0.19 | -6 | 1903 | 5242 | -46 | 928 | 5367 |
| 2 | 2010-06-17 | SRM 473 | 2 | 200 | 370.10 | 0.89 | 175 | 1909 | 5194 | 31 | 974 | 4926 |
| 1 | 2010-05-24 | TCO10 Qual 3 | 1 | 786 | 859.52 | 0.13 | 74 | 1734 | 6694 | -257 | 943 | 5422 |