4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| ZiyaoWei | 7 | 2448 | 1387 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.117 | 0.216 | 0.272 | 39.3 | -44 | 80 | 1387 | 1387 | 2234 |
| EloSRM | 0.431 | 0.453 | 0.634 | 107.0 | -3 | 386 | 2448 | 2448 | 2643 |
| SRMFix | 0.474 | 0.474 | 0.634 | 72.7 | 1 | 271 | 1709 | 1709 | 3528 |
| initial | 0.543 | 0.543 | 0.692 | 65.4 | 10 | 159 | 1658 | 1658 | 3857 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2011-07-02 | SRM 511 | 1 | 427 | 673.43 | 0.66 | 78 | 2448 | 2643 | 80 | 1387 | 2234 |
| 6 | 2011-06-21 | SRM 510 | 1 | 272 | 404.38 | 0.02 | 10 | 2370 | 3103 | 12 | 1307 | 2792 |
| 5 | 2011-06-02 | SRM 508 | 1 | 540 | 640.74 | -0.08 | -3 | 2360 | 3121 | -44 | 1295 | 2906 |
| 4 | 2011-05-28 | SRM 507 | 1 | 483 | 683.49 | 0.50 | 97 | 2363 | 3055 | 43 | 1339 | 2563 |
| 3 | 2011-05-03 | Member SRM 505 | 1 | 306 | 518.14 | 0.10 | 32 | 2266 | 3491 | 26 | 1296 | 2775 |
| 2 | 2011-04-16 | Member SRM 503 | 1 | 543 | 732.09 | 0.43 | 144 | 2234 | 3678 | 15 | 1270 | 2955 |
| 1 | 2011-04-07 | SRM 502 | 2 | 185 | 484.46 | 1.39 | 386 | 2091 | 4696 | 55 | 1255 | 3034 |