4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yangtianzhi | 29 | 1954 | 1270 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.175 | 0.688 | 0.912 | 82.8 | -185 | 301 | 2121 | 1811 | 769 |
| SRMFix | 0.370 | 0.733 | 1.001 | 46.3 | -83 | 136 | 1808 | 1736 | 801 |
| EloSRM | 0.318 | 0.740 | 0.997 | 45.7 | -53 | 171 | 1998 | 1954 | 744 |
| SRM | 0.497 | 0.847 | 1.185 | 67.0 | -164 | 146 | 1412 | 1270 | 871 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 29 | 2003-10-15 | TCO '03 Round 1 | 1 | 379 | 323.30 | -0.23 | -7 | 1954 | 744 | -50 | 1270 | 871 |
| 28 | 2003-10-09 | TCO '03 Qual. Round 2 | 1 | 172 | 132.04 | -0.38 | -6 | 1961 | 735 | 6 | 1320 | 744 |
| 27 | 2003-10-07 | TCO '03 Qual. Round 1 | 1 | 420 | 197.02 | -1.09 | -30 | 1968 | 704 | -91 | 1314 | 728 |
| 26 | 2003-09-08 | SRM 163 | 1 | 79 | 116.08 | 0.56 | 32 | 1998 | 620 | 44 | 1405 | 514 |
| 25 | 2003-08-23 | SRM 160 | 1 | 97 | 87.36 | -0.15 | -3 | 1967 | 649 | -51 | 1361 | 561 |
| 24 | 2003-08-12 | SRM 159 | 1 | 25 | 95.75 | 1.94 | 90 | 1970 | 639 | 146 | 1412 | 489 |
| 23 | 2003-08-06 | SRM 158 | 1 | 102 | 116.23 | 0.19 | 16 | 1880 | 807 | 8 | 1266 | 771 |
| 22 | 2003-07-28 | SRM 157 | 2 | 15 | 37.82 | 1.33 | 41 | 1864 | 838 | 68 | 1258 | 795 |
| 21 | 2003-07-23 | SRM 156 | 2 | 12 | 43.93 | 1.87 | 55 | 1823 | 910 | 87 | 1190 | 995 |
| 20 | 2003-07-17 | SRM 155 | 2 | 23 | 56.03 | 1.28 | 50 | 1767 | 1013 | 73 | 1103 | 1229 |
| 19 | 2003-07-09 | SRM 154 | 2 | 61 | 60.66 | -0.01 | 9 | 1718 | 1109 | 21 | 1030 | 1439 |
| 18 | 2003-07-01 | SRM 153 | 2 | 15 | 72.67 | 2.28 | 96 | 1709 | 1126 | 107 | 1009 | 1523 |
| 17 | 2003-06-25 | SRM 152 | 2 | 21 | 113.42 | 2.43 | 138 | 1613 | 1437 | 121 | 902 | 1894 |
| 16 | 2003-06-17 | SRM 151 | 2 | 147 | 109.81 | -0.70 | -42 | 1475 | 1871 | -68 | 781 | 2535 |
| 15 | 2002-10-09 | TCI '02 Round 1 A | 1 | 261 | 247.07 | -0.08 | -3 | 1517 | 1636 | -36 | 849 | 2340 |
| 14 | 2002-09-30 | SRM 115 | 2 | 104 | 112.16 | 0.11 | 19 | 1521 | 1625 | 9 | 885 | 2173 |
| 13 | 2002-08-07 | SRM 107 | 2 | 79 | 90.16 | 0.19 | 26 | 1502 | 1584 | 2 | 876 | 2092 |
| 12 | 2002-08-01 | SRM 106 | 2 | 62 | 112.16 | 0.86 | 93 | 1475 | 1650 | 34 | 874 | 2089 |
| 11 | 2001-09-06 | SRM 29 | 2 | 63 | 76.00 | 0.27 | 22 | 1382 | 272 | 56 | 840 | 471 |
| 10 | 2001-09-04 | SRM 28 | 2 | 63 | 54.72 | -0.20 | -4 | 1360 | 266 | 11 | 784 | 492 |
| 9 | 2001-08-29 | SRM 27 | 2 | 87 | 74.42 | -0.22 | -7 | 1364 | 252 | -11 | 773 | 469 |
| 8 | 2001-08-27 | SRM 26 | 2 | 41 | 52.32 | 0.35 | 34 | 1371 | 243 | 80 | 784 | 446 |
| 7 | 2001-08-23 | SRM 25 | 2 | 96 | 64.50 | -0.68 | -40 | 1337 | 247 | -126 | 704 | 464 |
| 6 | 2001-08-21 | SRM 24 | 2 | 106 | 62.60 | -0.84 | -48 | 1377 | 222 | -124 | 830 | 392 |
| 5 | 2001-08-13 | SRM 22 | 2 | 76 | 43.37 | -0.81 | -53 | 1425 | 176 | -164 | 954 | 302 |
| 4 | 2001-08-09 | SRM 21 | 2 | 51 | 38.27 | -0.72 | -47 | 1478 | 153 | -134 | 1118 | 185 |
| 3 | 2001-08-01 | SRM 19 | 2 | 27 | 45.98 | 0.77 | 115 | 1525 | 124 | 72 | 1252 | 119 |
| 2 | 2001-07-30 | SRM 18 | 2 | 28 | 52.35 | 0.90 | 171 | 1410 | 150 | 62 | 1180 | 145 |
| 1 | 2001-07-24 | SRM 16 | 2 | 27 | 42.14 | -0.01 | 26 | 1239 | 208 | -82 | 1118 | 155 |