4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| cdperez | 2 | 1793 | 858 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.212 | 0.641 | 0.675 | 77.2 | -52 | 103 | 1251 | 1251 | 6337 |
| Odd | 0.324 | 0.672 | 0.747 | 164.9 | -65 | 265 | 1658 | 1658 | 6072 |
| EloSRM | 0.314 | 0.689 | 0.757 | 175.4 | -83 | 268 | 1793 | 1793 | 5979 |
| SRMFix | 0.225 | 0.697 | 0.733 | 127.5 | -110 | 145 | 1234 | 1234 | 6473 |
| SRM | -0.293 | 0.851 | 0.900 | 220.0 | -391 | 49 | 858 | 858 | 6956 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-11-05 | SRM 452 | 2 | 369 | 739.57 | 1.00 | 268 | 1793 | 5979 | 49 | 858 | 6956 |
| 1 | 2009-05-12 | SRM 440 | 2 | 728 | 641.54 | -0.38 | -83 | 1525 | 9657 | -391 | 809 | 8489 |