4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| zhengqiang | 14 | 1534 | 625 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.025 | 0.431 | 0.600 | 40.4 | -77 | 111 | 1295 | 1160 | 7984 |
| initial | -0.018 | 0.440 | 0.616 | 53.0 | -84 | 221 | 1343 | 1170 | 8411 |
| EloSRM | -0.069 | 0.451 | 0.613 | 47.0 | -58 | 185 | 1611 | 1534 | 10630 |
| Odd | -0.098 | 0.475 | 0.626 | 46.8 | -56 | 195 | 1551 | 1474 | 9084 |
| SRM | -0.104 | 0.498 | 0.655 | 79.4 | -148 | 215 | 1130 | 625 | 9624 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | 2011-03-19 | SRM 500 | 2 | 851 | 843.52 | -0.18 | -25 | 1534 | 10630 | -76 | 625 | 9624 |
| 13 | 2007-05-09 | SRM 348 | 2 | 370 | 262.60 | -0.50 | -38 | 1558 | 5262 | -81 | 701 | 6386 |
| 12 | 2007-04-03 | TCO07 Qual 3 | 1 | 489 | 543.20 | -0.16 | -15 | 1596 | 4901 | -52 | 782 | 5721 |
| 11 | 2006-02-28 | TCO06 Qual 7/9/14 | 1 | 87 | 297.53 | 1.77 | 146 | 1611 | 3347 | 215 | 834 | 4331 |
| 10 | 2006-02-08 | SRM 288 | 2 | 227 | 213.94 | -0.09 | 1 | 1465 | 3970 | 1 | 619 | 5215 |
| 9 | 2006-01-30 | SRM 286 | 2 | 285 | 230.62 | -0.45 | -30 | 1464 | 3896 | -60 | 618 | 5142 |
| 8 | 2005-12-17 | SRM 277 | 2 | 282 | 303.62 | 0.11 | 20 | 1493 | 3563 | 21 | 678 | 4764 |
| 7 | 2005-09-27 | SRM 265 | 2 | 365 | 258.58 | -0.50 | -26 | 1473 | 3270 | -69 | 657 | 4479 |
| 6 | 2005-09-20 | SRM 264 | 2 | 167 | 198.91 | 0.25 | 34 | 1499 | 3108 | 31 | 726 | 4087 |
| 5 | 2005-08-27 | SRM 260 | 2 | 334 | 240.71 | -0.47 | -31 | 1465 | 3331 | -77 | 695 | 4333 |
| 4 | 2005-08-22 | SRM 259 | 2 | 213 | 133.34 | -0.77 | -58 | 1496 | 3106 | -148 | 772 | 3848 |
| 3 | 2005-08-16 | TCO05 Qual 7/8 | 1 | 260 | 233.06 | -0.16 | -17 | 1554 | 2787 | -101 | 920 | 2943 |
| 2 | 2005-08-10 | SRM 258 | 2 | 211 | 163.11 | -0.37 | -32 | 1571 | 2564 | -109 | 1021 | 2252 |
| 1 | 2005-08-08 | SRM 257 | 2 | 157 | 228.88 | 0.54 | 185 | 1603 | 2417 | -70 | 1130 | 1780 |