4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| ZZaZZ | 2 | 1550 | 953 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.017 | 0.046 | 0.049 | 5.5 | -3 | 8 | 1208 | 1204 | 4692 |
| SRMFix | -0.030 | 0.047 | 0.056 | 8.8 | -13 | 4 | 1204 | 1191 | 4729 |
| EloSRM | 0.036 | 0.124 | 0.129 | 41.8 | 5 | 78 | 1550 | 1550 | 4532 |
| SRM | -0.631 | 0.631 | 0.633 | 123.5 | -148 | -99 | 1052 | 953 | 4074 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2006-07-26 | SRM 313 | 2 | 289 | 271.84 | -0.09 | 5 | 1550 | 4532 | -99 | 953 | 4074 |
| 1 | 2006-07-22 | SRM 312 | 2 | 303 | 338.54 | 0.16 | 78 | 1544 | 4544 | -148 | 1052 | 3303 |