4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| ZouJinHai | 13 | 2108 | 1037 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.050 | 0.997 | 1.224 | 70.9 | -68 | 323 | 2154 | 2108 | 3466 |
| Odd | 0.061 | 1.003 | 1.229 | 71.7 | -69 | 326 | 2024 | 1980 | 3478 |
| SRMFix | 0.166 | 1.018 | 1.275 | 88.6 | -157 | 237 | 1671 | 1548 | 3723 |
| initial | 0.240 | 1.080 | 1.358 | 130.0 | -282 | 337 | 1747 | 1575 | 3552 |
| SRM | 0.663 | 1.148 | 1.387 | 105.3 | -356 | 157 | 1357 | 1037 | 4473 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13 | 2009-09-10 | SRM 448 | 2 | 256 | 225.78 | -0.18 | 1 | 2108 | 3466 | 27 | 1037 | 4473 |
| 12 | 2009-08-08 | SRM 446 | 2 | 468 | 198.04 | -1.24 | -31 | 2107 | 3414 | -24 | 1010 | 4648 |
| 11 | 2009-07-23 | SRM 445 | 2 | 148 | 233.06 | 0.66 | 36 | 2138 | 3229 | 71 | 1034 | 4447 |
| 10 | 2009-07-08 | SRM 444 | 2 | 76 | 279.02 | 1.88 | 79 | 2103 | 3448 | 125 | 963 | 5240 |
| 9 | 2009-06-23 | SRM 443 | 2 | 724 | 187.13 | -1.95 | -62 | 2024 | 3974 | -154 | 838 | 7107 |
| 8 | 2009-06-13 | SRM 442 | 2 | 826 | 175.77 | -2.23 | -68 | 2086 | 3557 | -153 | 992 | 4876 |
| 7 | 2009-05-27 | SRM 441 | 2 | 145 | 167.37 | 0.21 | 24 | 2154 | 3112 | 39 | 1145 | 3589 |
| 6 | 2009-05-12 | SRM 440 | 2 | 90 | 249.18 | 1.47 | 94 | 2129 | 3263 | 92 | 1106 | 4400 |
| 5 | 2009-04-30 | SRM 439 | 2 | 113 | 247.80 | 1.13 | 103 | 2035 | 3874 | 76 | 1014 | 6157 |
| 4 | 2009-04-19 | SRM 438 | 2 | 320 | 365.51 | -0.52 | -34 | 1933 | 4657 | -79 | 938 | 7436 |
| 3 | 2009-03-24 | SRM 437 | 2 | 287 | 358.45 | 0.32 | 62 | 1966 | 4446 | 16 | 1017 | 6227 |
| 2 | 2009-03-11 | SRM 436 | 1 | 665 | 653.14 | -0.03 | -6 | 1905 | 4931 | -356 | 1001 | 6402 |
| 1 | 2008-12-12 | TC China 08 - 1E | 1 | 113 | 249.07 | 1.14 | 323 | 1910 | 4889 | 157 | 1357 | 2337 |