4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| GuoGuo | 15 | 2203 | 1201 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.110 | 0.474 | 0.713 | 77.3 | -69 | 439 | 2252 | 2203 | 2789 |
| SRMFix | 0.184 | 0.478 | 0.699 | 56.0 | -52 | 277 | 1761 | 1703 | 2987 |
| initial | 0.327 | 0.500 | 0.751 | 60.2 | -84 | 217 | 1791 | 1791 | 2842 |
| SRM | 0.339 | 0.557 | 0.883 | 64.5 | -231 | 245 | 1534 | 1201 | 3560 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 | 2008-12-14 | TC China 08 - Finals | 1 | 177 | 188.25 | 0.09 | 12 | 2203 | 2789 | 51 | 1201 | 3560 |
| 14 | 2008-12-11 | SRM 429 | 2 | 90 | 166.43 | 0.89 | 41 | 2191 | 2853 | 53 | 1150 | 4371 |
| 13 | 2008-12-02 | SRM 428 | 2 | 230 | 141.38 | -0.70 | -17 | 2151 | 3094 | -7 | 1097 | 5493 |
| 12 | 2008-11-23 | TC China 08 - 1A | 1 | 123 | 66.43 | -0.89 | -46 | 2167 | 2948 | -54 | 1104 | 5338 |
| 11 | 2008-11-22 | SRM 426 | 1 | 531 | 509.92 | -0.20 | -17 | 2213 | 2685 | -68 | 1158 | 4304 |
| 10 | 2008-11-06 | SRM 424 | 1 | 433 | 458.50 | 0.08 | 18 | 2231 | 2574 | -1 | 1226 | 3350 |
| 9 | 2008-10-28 | SRM 423 | 1 | 237 | 322.51 | 0.00 | 8 | 2212 | 2649 | 19 | 1227 | 3343 |
| 8 | 2008-09-04 | SRM 416 | 1 | 466 | 451.15 | -0.18 | -23 | 2204 | 2651 | -72 | 1208 | 3660 |
| 7 | 2008-05-25 | East China Round 2 | 1 | 66 | 55.22 | -0.26 | -25 | 2226 | 2339 | -22 | 1280 | 2923 |
| 6 | 2008-05-03 | East China Round 1 | 1 | 106 | 109.89 | 0.05 | 29 | 2252 | 2168 | 27 | 1302 | 2499 |
| 5 | 2007-09-26 | SRM 367 | 1 | 452 | 459.44 | 0.02 | 17 | 2223 | 1854 | -27 | 1275 | 2099 |
| 4 | 2007-09-12 | SRM 365 | 1 | 294 | 437.81 | 0.04 | 30 | 2206 | 1916 | -1 | 1302 | 1972 |
| 3 | 2006-01-30 | SRM 286 | 1 | 287 | 214.31 | -0.49 | -69 | 2176 | 994 | -231 | 1303 | 1323 |
| 2 | 2006-01-19 | SRM 283 | 1 | 81 | 272.65 | 1.75 | 439 | 2245 | 830 | 245 | 1534 | 683 |
| 1 | 2005-12-28 | SRM 280 | 2 | 90 | 245.46 | 1.45 | 369 | 1806 | 2113 | 89 | 1289 | 1342 |