4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| happyface | 23 | 1820 | 736 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.077 | 0.350 | 0.529 | 34.6 | -89 | 170 | 1863 | 1820 | 8866 |
| Odd | 0.066 | 0.354 | 0.531 | 32.9 | -72 | 164 | 1731 | 1693 | 8457 |
| SRMFix | 0.106 | 0.358 | 0.556 | 31.3 | -117 | 113 | 1318 | 1282 | 7809 |
| initial | 0.026 | 0.379 | 0.555 | 45.6 | -93 | 246 | 1459 | 1273 | 8008 |
| SRM | 0.157 | 0.461 | 0.654 | 72.8 | -439 | 189 | 814 | 736 | 10302 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 23 | 2012-03-07 | SRM 536 | 2 | 989 | 692.17 | -0.52 | -42 | 1820 | 8866 | -66 | 736 | 10302 |
| 22 | 2010-05-24 | TCO10 Qual 3 | 1 | 751 | 725.09 | -0.05 | 1 | 1863 | 5586 | -6 | 802 | 7134 |
| 21 | 2010-05-04 | SRM 469 | 2 | 379 | 545.05 | 0.52 | 45 | 1862 | 5359 | 35 | 808 | 6877 |
| 20 | 2009-12-17 | Member SRM 455 | 2 | 530 | 457.87 | -0.21 | -5 | 1817 | 5589 | -12 | 773 | 7090 |
| 19 | 2009-09-10 | SRM 448 | 2 | 507 | 493.41 | -0.04 | 5 | 1822 | 5645 | 6 | 785 | 7622 |
| 18 | 2009-08-08 | SRM 446 | 2 | 566 | 494.55 | -0.20 | -3 | 1817 | 5597 | -5 | 779 | 7590 |
| 17 | 2009-06-23 | SRM 443 | 2 | 418 | 380.82 | -0.13 | 0 | 1820 | 5570 | 4 | 784 | 7677 |
| 16 | 2009-05-27 | SRM 441 | 2 | 498 | 438.04 | -0.18 | -1 | 1820 | 5556 | -15 | 780 | 8069 |
| 15 | 2009-05-12 | SRM 440 | 2 | 396 | 460.31 | 0.22 | 18 | 1821 | 5619 | 16 | 795 | 8680 |
| 14 | 2009-03-07 | TCO09 Round 1 | 1 | 1322 | 1,383.84 | -0.01 | 0 | 1803 | 5888 | -35 | 779 | 9688 |
| 13 | 2009-03-04 | TCO09 Qual 3 | 1 | 217 | 869.66 | 2.00 | 115 | 1802 | 5937 | 189 | 814 | 9292 |
| 12 | 2009-02-28 | TCO09 Qual 2 | 1 | 1215 | 1,196.56 | -0.16 | -10 | 1688 | 7118 | -53 | 625 | 11340 |
| 11 | 2009-02-24 | TCO09 Qual 1 | 1 | 841 | 1,122.61 | 0.42 | 46 | 1698 | 6912 | 99 | 678 | 10867 |
| 10 | 2009-02-12 | SRM 435 | 2 | 499 | 414.66 | -0.27 | -12 | 1652 | 7496 | -22 | 579 | 11748 |
| 9 | 2009-01-21 | SRM 433 | 2 | 630 | 529.34 | -0.25 | -12 | 1664 | 7516 | -31 | 601 | 11739 |
| 8 | 2008-12-20 | SRM 430 | 2 | 408 | 535.85 | 0.39 | 41 | 1676 | 7410 | 42 | 632 | 11570 |
| 7 | 2008-12-14 | TC China 08 - Finals | 1 | 363 | 388.33 | 0.10 | 18 | 1636 | 7748 | 59 | 590 | 11851 |
| 6 | 2008-12-02 | SRM 428 | 2 | 513 | 516.32 | -0.24 | -17 | 1618 | 7918 | -31 | 531 | 12281 |
| 5 | 2008-11-23 | TC China 08 - 1A | 1 | 141 | 189.83 | 0.43 | 61 | 1634 | 7639 | 68 | 562 | 11819 |
| 4 | 2008-11-22 | SRM 426 | 2 | 525 | 563.20 | -0.19 | -18 | 1573 | 8469 | -28 | 494 | 12109 |
| 3 | 2008-11-06 | SRM 424 | 2 | 350 | 621.14 | 0.83 | 170 | 1591 | 8340 | 87 | 522 | 12051 |
| 2 | 2008-10-28 | SRM 423 | 2 | 549 | 444.99 | -0.31 | -65 | 1421 | 12328 | -326 | 435 | 12402 |
| 1 | 2008-09-11 | SRM 417 | 2 | 722 | 604.96 | -0.37 | -89 | 1486 | 11241 | -439 | 761 | 10306 |