4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| liuweixuan | 12 | 2379 | 1257 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.161 | 0.354 | 0.466 | 48.8 | -68 | 120 | 1320 | 1257 | 3336 |
| SRMFix | 0.353 | 0.390 | 0.513 | 46.2 | -11 | 197 | 1719 | 1719 | 3627 |
| EloSRM | 0.346 | 0.392 | 0.511 | 69.9 | -14 | 273 | 2379 | 2379 | 3267 |
| initial | 0.450 | 0.470 | 0.620 | 56.6 | -13 | 168 | 1850 | 1850 | 3288 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12 | 2011-10-13 | SRM 521 | 1 | 443 | 583.31 | 0.40 | 48 | 2379 | 3267 | 50 | 1257 | 3336 |
| 11 | 2011-08-30 | SRM 516 | 1 | 501 | 524.37 | -0.18 | -14 | 2331 | 3397 | -48 | 1207 | 3718 |
| 10 | 2011-07-13 | SRM 512 | 1 | 647 | 699.70 | 0.11 | 19 | 2345 | 3298 | -4 | 1255 | 3261 |
| 9 | 2011-06-08 | SRM 509 | 1 | 552 | 709.60 | 0.36 | 49 | 2326 | 3370 | 40 | 1259 | 3216 |
| 8 | 2011-06-02 | SRM 508 | 2 | 176 | 251.92 | 0.52 | 44 | 2277 | 3662 | 24 | 1219 | 3570 |
| 7 | 2011-05-17 | SRM 504.5 | 1 | 645 | 671.30 | -0.09 | -9 | 2233 | 3767 | -61 | 1195 | 3690 |
| 6 | 2011-05-03 | Member SRM 505 | 1 | 306 | 521.17 | 0.10 | 29 | 2242 | 3639 | 42 | 1256 | 3079 |
| 5 | 2011-03-30 | Member SRM 501 | 2 | 136 | 281.56 | 1.05 | 122 | 2214 | 3748 | 45 | 1214 | 3417 |
| 4 | 2011-03-19 | SRM 500 | 2 | 298 | 482.68 | 0.69 | 144 | 2092 | 4632 | -16 | 1169 | 3800 |
| 3 | 2009-12-22 | SRM 456 | 1 | 377 | 442.41 | 0.03 | 19 | 1948 | 4627 | -68 | 1185 | 3189 |
| 2 | 2008-12-14 | TC China 08 - Finals | 1 | 262 | 307.32 | 0.23 | 70 | 1928 | 4714 | -67 | 1253 | 3089 |
| 1 | 2008-12-04 | TC China 08 - 1C | 1 | 112 | 213.79 | 0.93 | 273 | 1859 | 5339 | 120 | 1320 | 2603 |