4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| guanyxcn | 17 | 2722 | 1691 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.671 | 0.952 | 1.752 | 85.3 | -64 | 511 | 2198 | 2158 | 1001 |
| EloSRM | 0.649 | 0.971 | 1.675 | 110.8 | -93 | 737 | 2776 | 2722 | 838 |
| initial | 0.674 | 1.055 | 1.922 | 127.1 | -134 | 794 | 2611 | 2498 | 918 |
| SRM | 0.717 | 1.068 | 1.953 | 110.2 | -322 | 450 | 1772 | 1691 | 870 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 17 | 2009-08-08 | SRM 446 | 1 | 458 | 243.38 | -0.91 | -55 | 2722 | 838 | -81 | 1691 | 870 |
| 16 | 2009-05-27 | SRM 441 | 1 | 107 | 259.26 | 1.28 | 117 | 2776 | 676 | 99 | 1772 | 706 |
| 15 | 2009-02-12 | SRM 435 | 1 | 278 | 241.23 | -0.20 | -8 | 2659 | 950 | -19 | 1673 | 948 |
| 14 | 2008-09-04 | SRM 416 | 1 | 244 | 262.80 | 0.11 | 21 | 2668 | 848 | 22 | 1692 | 890 |
| 13 | 2008-08-06 | SRM 413 | 1 | 198 | 321.11 | 0.70 | 83 | 2647 | 886 | 67 | 1670 | 938 |
| 12 | 2008-07-01 | SRM 408 | 1 | 287 | 268.71 | -0.10 | 2 | 2564 | 1095 | -4 | 1603 | 1128 |
| 11 | 2008-02-02 | SRM 390 | 1 | 140 | 444.47 | 1.67 | 276 | 2562 | 950 | 133 | 1607 | 1004 |
| 10 | 2006-09-21 | TCCC06 Round 1A | 1 | 128 | 183.42 | 0.51 | 62 | 2285 | 1065 | 57 | 1474 | 1052 |
| 9 | 2006-09-07 | TCCC06 Qual 1 | 1 | 283 | 201.15 | -0.49 | -38 | 2223 | 1220 | -26 | 1417 | 1177 |
| 8 | 2006-03-08 | TCO06 Round 2 | 1 | 280 | 295.48 | -0.06 | -2 | 2261 | 919 | -40 | 1443 | 992 |
| 7 | 2006-03-04 | TCO06 Round 1 | 1 | 256 | ||||||||
| 6 | 2006-02-28 | TCO06 Qual 5/6/12 | 1 | 92 | 118.86 | 0.38 | 54 | 2263 | 894 | 57 | 1483 | 870 |
| 5 | 2005-12-28 | SRM 280 | 2 | 1 | 44.92 | 5.49 | 186 | 2209 | 891 | 242 | 1426 | 924 |
| 4 | 2005-12-08 | SRM 276 | 1 | 273 | 299.14 | -0.11 | -11 | 2024 | 1306 | -43 | 1184 | 1789 |
| 3 | 2005-11-21 | SRM 273 | 1 | 262 | 265.49 | -0.17 | -27 | 2035 | 1218 | -101 | 1227 | 1502 |
| 2 | 2005-08-20 | TCO05 Round 1 | 1 | 587 | 421.50 | -0.53 | -93 | 2062 | 1045 | -322 | 1328 | 1072 |
| 1 | 2005-08-16 | TCO05 Qual 2/9 | 1 | 39 | 276.41 | 2.82 | 737 | 2156 | 831 | 450 | 1650 | 443 |