4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| liuyizheanxy | 11 | 1735 | 648 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.035 | 0.282 | 0.362 | 34.0 | -71 | 97 | 1284 | 1243 | 6647 |
| EloSRM | 0.036 | 0.290 | 0.352 | 49.4 | -82 | 102 | 1757 | 1735 | 6455 |
| SRMFix | 0.077 | 0.298 | 0.376 | 37.3 | -88 | 70 | 1222 | 1204 | 7344 |
| SRM | -0.002 | 0.439 | 0.594 | 74.2 | -354 | 76 | 926 | 648 | 10230 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 11 | 2009-05-12 | SRM 440 | 2 | 625 | 517.52 | -0.27 | -11 | 1735 | 6455 | -6 | 648 | 10230 |
| 10 | 2009-04-19 | SRM 438 | 2 | 320 | 445.24 | -0.24 | -11 | 1746 | 6503 | 2 | 654 | 11059 |
| 9 | 2009-03-24 | SRM 437 | 2 | 483 | 497.70 | 0.04 | 16 | 1757 | 6462 | 16 | 652 | 11246 |
| 8 | 2009-03-11 | SRM 436 | 2 | 319 | 538.98 | 0.76 | 102 | 1741 | 6652 | 76 | 636 | 11419 |
| 7 | 2009-02-12 | SRM 435 | 2 | 456 | 431.56 | -0.08 | 2 | 1640 | 7612 | -3 | 560 | 11883 |
| 6 | 2008-12-12 | TC China 08 - 1E | 1 | 211 | 253.85 | 0.27 | 64 | 1638 | 7789 | 1 | 563 | 12125 |
| 5 | 2008-10-08 | SRM 421 | 2 | 567 | 672.35 | 0.25 | 84 | 1574 | 8627 | -2 | 562 | 12290 |
| 4 | 2007-10-09 | SRM 370 | 2 | 418 | 521.47 | 0.32 | 101 | 1490 | 6428 | -8 | 564 | 7632 |
| 3 | 2007-10-04 | SRM 369 | 2 | 245 | ||||||||
| 2 | 2007-02-07 | SRM 338 | 2 | 549 | 384.58 | -0.52 | -82 | 1389 | 6827 | -354 | 572 | 7354 |
| 1 | 2007-02-03 | SRM 337 | 2 | 482 | 428.38 | -0.17 | -22 | 1471 | 5826 | -274 | 926 | 4609 |