4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| mahaichen | 14 | 1994 | 909 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.164 | 0.682 | 0.868 | 89.5 | -191 | 343 | 1543 | 909 | 5679 |
| SRMFix | -0.027 | 0.699 | 0.929 | 76.8 | -117 | 406 | 1684 | 1409 | 4741 |
| initial | 0.130 | 0.703 | 0.964 | 84.6 | -137 | 249 | 1681 | 1419 | 4559 |
| EloSRM | -0.056 | 0.742 | 0.946 | 67.7 | -57 | 394 | 2080 | 1994 | 4474 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | 2010-05-20 | SRM 470 | 2 | 450 | 363.83 | -0.31 | -9 | 1994 | 4474 | -4 | 909 | 5679 |
| 13 | 2010-05-04 | SRM 469 | 2 | 624 | 312.60 | -1.00 | -46 | 2003 | 4298 | -55 | 913 | 5610 |
| 12 | 2010-04-20 | Member SRM 468 | 2 | 177 | 353.56 | 1.00 | 92 | 2049 | 3823 | 57 | 968 | 4888 |
| 11 | 2010-02-13 | Member SRM 461 | 2 | 405 | 410.72 | 0.02 | 19 | 1956 | 4718 | 13 | 911 | 5713 |
| 10 | 2009-08-08 | SRM 446 | 2 | 444 | 358.97 | -0.31 | -13 | 1937 | 4615 | 0 | 898 | 6145 |
| 9 | 2008-09-20 | SRM 418 | 2 | 445 | 317.79 | -0.85 | -33 | 1950 | 4366 | -88 | 898 | 8419 |
| 8 | 2008-09-11 | SRM 417 | 2 | 316 | 256.25 | -0.30 | -7 | 1982 | 4076 | -1 | 986 | 7490 |
| 7 | 2008-07-23 | SRM 411 | 2 | 410 | 232.03 | -1.11 | -44 | 1989 | 3916 | -132 | 987 | 7443 |
| 6 | 2008-07-19 | SRM 410 | 2 | 454 | 218.57 | -1.06 | -44 | 2033 | 3621 | -62 | 1119 | 4809 |
| 5 | 2008-07-10 | SRM 409 | 1 | 490 | 529.98 | -0.06 | -3 | 2077 | 3266 | -71 | 1181 | 3860 |
| 4 | 2008-06-14 | SRM 405 | 2 | 105 | 310.88 | 1.57 | 132 | 2080 | 3133 | 68 | 1252 | 3183 |
| 3 | 2008-06-08 | College Tour West China | 1 | 267 | 176.69 | -0.60 | -57 | 1948 | 4099 | -168 | 1184 | 3789 |
| 2 | 2008-05-06 | SRM 401 | 1 | 544 | 599.29 | 0.14 | 55 | 2005 | 3536 | -191 | 1352 | 2179 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 175 | 741.76 | 2.08 | 394 | 1951 | 3892 | 343 | 1543 | 1234 |