4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| wangchaohui | 77 | 2977 | 1536 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.192 | 0.794 | 1.119 | 30.2 | -29 | 432 | 3047 | 2977 | 84 |
| SRMFix | 0.155 | 0.796 | 1.117 | 38.0 | -74 | 430 | 2480 | 2210 | 57 |
| initial | 0.135 | 0.836 | 1.137 | 100.6 | -229 | 493 | 3087 | 2419 | 54 |
| SRM | 0.345 | 0.841 | 1.170 | 67.8 | -244 | 197 | 2105 | 1536 | 84 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 77 | 2024-05-23 | SRM 855 | 1 | 17 | 26.82 | 0.66 | 48 | 2977 | 84 | 80 | 1536 | 84 |
| 76 | 2024-04-25 | SRM 854 | 1 | 18 | 27.07 | -0.02 | 4 | 2929 | 96 | -4 | 1456 | 96 |
| 75 | 2014-05-17 | TCO14 Round 2A | 1 | 790 | 701.56 | -0.56 | -13 | 2926 | 1385 | -70 | 1460 | 2293 |
| 74 | 2014-04-21 | SRM 617 | 1 | 348 | 360.77 | 0.05 | 5 | 2939 | 1326 | 41 | 1530 | 1885 |
| 73 | 2014-04-12 | TCO14 Round 1A | 1 | 471 | 488.76 | 0.05 | 6 | 2933 | 1324 | 54 | 1489 | 2055 |
| 72 | 2014-04-04 | SRM 615 | 1 | 574 | 293.06 | -0.97 | -25 | 2927 | 1286 | -67 | 1435 | 2282 |
| 71 | 2014-03-21 | SRM 613 | 1 | 353 | 291.52 | -0.28 | -5 | 2952 | 1204 | 22 | 1502 | 1927 |
| 70 | 2013-12-22 | SRM 601 | 1 | 596 | 342.17 | -0.98 | -24 | 2958 | 1139 | -123 | 1480 | 2058 |
| 69 | 2013-12-14 | SRM 600 | 1 | 782 | 359.54 | -1.12 | -29 | 2982 | 1053 | -87 | 1603 | 1497 |
| 68 | 2013-08-12 | SRM 588 | 1 | 212 | 221.93 | 0.07 | 6 | 3011 | 901 | 41 | 1690 | 1162 |
| 67 | 2013-04-26 | SRM 577 | 1 | 93 | 288.20 | 1.63 | 34 | 3005 | 896 | 135 | 1649 | 1344 |
| 66 | 2013-04-20 | TCO13 Round 2B | 1 | 498 | 599.21 | -0.38 | -6 | 2971 | 1002 | -30 | 1514 | 1949 |
| 65 | 2013-03-31 | TCO13 Round 2A | 1 | 438 | 639.27 | -0.28 | -4 | 2977 | 950 | -23 | 1544 | 1880 |
| 64 | 2013-03-25 | SRM 574 | 1 | 602 | 312.15 | -1.13 | -20 | 2981 | 924 | -105 | 1567 | 1774 |
| 63 | 2013-02-23 | TCO13 Round 1A | 1 | 97 | 252.98 | 1.38 | 28 | 3001 | 818 | 116 | 1672 | 1261 |
| 62 | 2013-02-19 | SRM 571 | 1 | 657 | 288.46 | -1.30 | -24 | 2973 | 887 | -159 | 1556 | 1717 |
| 61 | 2013-01-21 | SRM 567 | 1 | 135 | 228.57 | 0.76 | 22 | 2997 | 797 | 82 | 1715 | 1074 |
| 60 | 2013-01-12 | SRM 566 | 1 | 354 | 248.32 | -0.51 | -10 | 2975 | 853 | -1 | 1633 | 1325 |
| 59 | 2012-12-20 | SRM 565 | 1 | 265 | 260.59 | -0.02 | 3 | 2985 | 817 | 44 | 1634 | 1327 |
| 58 | 2012-12-12 | SRM 564 | 1 | 583 | 257.15 | -1.29 | -27 | 2981 | 819 | -158 | 1590 | 1507 |
| 57 | 2012-11-30 | SRM 562 | 1 | 288 | ||||||||
| 56 | 2012-11-10 | SRM 560 | 1 | 445 | 187.97 | -1.24 | -24 | 3008 | 723 | -86 | 1748 | 978 |
| 55 | 2012-10-10 | SRM 557 | 1 | 240 | 211.47 | -0.18 | -1 | 3032 | 653 | 15 | 1834 | 780 |
| 54 | 2012-06-07 | SRM 545 | 1 | 185 | 236.60 | 0.36 | 11 | 3033 | 635 | 55 | 1819 | 814 |
| 53 | 2012-06-02 | Round 2C | 1 | 960 | 329.28 | -1.54 | -23 | 3022 | 645 | -178 | 1764 | 931 |
| 52 | 2012-05-29 | SRM 544 | 1 | 189 | 162.58 | -0.22 | -1 | 3045 | 591 | -3 | 1942 | 597 |
| 51 | 2012-05-19 | SRM 543 | 1 | 64 | 256.37 | 1.99 | 38 | 3047 | 582 | 109 | 1945 | 596 |
| 50 | 2012-05-12 | TCO12 Round 2B | 1 | 240 | 426.83 | 0.83 | 23 | 3009 | 677 | 72 | 1836 | 793 |
| 49 | 2012-04-23 | SRM 541 | 1 | 433 | 278.21 | -0.64 | -11 | 2986 | 725 | -24 | 1764 | 972 |
| 48 | 2012-04-21 | TCO12 Round 2A | 1 | 458 | 653.01 | -0.36 | -6 | 2997 | 697 | -68 | 1788 | 916 |
| 47 | 2012-04-11 | SRM 540 | 1 | 118 | 278.34 | 1.24 | 32 | 3002 | 656 | 89 | 1856 | 748 |
| 46 | 2012-04-07 | TCO12 Round 1B | 1 | 155 | 223.00 | 0.52 | 17 | 2970 | 730 | 54 | 1767 | 934 |
| 45 | 2012-04-04 | SRM 539 | 1 | 396 | ||||||||
| 44 | 2012-03-31 | TCO12 Round 1A | 1 | 882 | 267.75 | -1.72 | -28 | 2953 | 752 | -82 | 1713 | 1051 |
| 43 | 2012-03-17 | SRM 537 | 1 | 520 | 272.37 | -0.93 | -20 | 2981 | 675 | -53 | 1795 | 853 |
| 42 | 2012-03-07 | SRM 536 | 1 | 244 | 214.08 | -0.19 | -1 | 3002 | 625 | 11 | 1848 | 742 |
| 41 | 2012-02-09 | SRM 532 | 1 | 413 | 305.38 | -0.86 | -20 | 3002 | 596 | -132 | 1837 | 754 |
| 40 | 2012-01-19 | SRM 530 | 1 | 121 | 159.58 | 0.40 | 20 | 3023 | 537 | 25 | 1969 | 522 |
| 39 | 2012-01-14 | SRM 529 | 1 | 305 | 214.60 | -0.51 | -12 | 3003 | 575 | -32 | 1944 | 554 |
| 38 | 2011-06-25 | TCO11 Round 2 | 1 | 253 | 330.17 | 0.38 | 15 | 3015 | 487 | 40 | 1976 | 506 |
| 37 | 2011-06-18 | TCO11 Round 1 | 1 | 385 | 414.03 | 0.10 | 7 | 3001 | 507 | 22 | 1936 | 552 |
| 36 | 2011-05-19 | TCO11 Qual 2 | 1 | 81 | 126.92 | 0.65 | 17 | 2993 | 508 | 50 | 1914 | 579 |
| 35 | 2011-05-03 | Member SRM 505 | 1 | 306 | 312.10 | -0.64 | -11 | 2976 | 506 | -113 | 1864 | 630 |
| 34 | 2011-04-07 | SRM 502 | 1 | 180 | 131.22 | -0.46 | -7 | 2987 | 498 | -23 | 1977 | 492 |
| 33 | 2011-03-19 | SRM 500 | 1 | 257 | 247.90 | -0.05 | 3 | 2994 | 481 | 2 | 2000 | 458 |
| 32 | 2011-03-08 | SRM 499 | 1 | 134 | 199.05 | 0.57 | 18 | 2991 | 481 | 41 | 1998 | 459 |
| 31 | 2011-02-26 | SRM 498 | 1 | 495 | 203.12 | -1.28 | -25 | 2973 | 500 | -109 | 1957 | 510 |
| 30 | 2011-02-10 | SRM 497 | 1 | 50 | 157.78 | 1.66 | 40 | 2998 | 457 | 82 | 2066 | 396 |
| 29 | 2011-02-01 | SRM 496 | 1 | 240 | 189.81 | -0.34 | -5 | 2958 | 533 | -25 | 1984 | 479 |
| 28 | 2011-01-27 | SRM 495 | 1 | 216 | 172.17 | -0.33 | -4 | 2963 | 520 | -23 | 2009 | 453 |
| 27 | 2011-01-22 | Member SRM 494 | 1 | 348 | 186.96 | -0.90 | -19 | 2967 | 513 | -73 | 2032 | 419 |
| 26 | 2010-12-18 | Member SRM 491 | 1 | 163 | 190.16 | 0.22 | 11 | 2986 | 459 | 1 | 2105 | 355 |
| 25 | 2010-12-08 | SRM 490 | 1 | 126 | 192.61 | 0.61 | 22 | 2975 | 478 | 23 | 2104 | 348 |
| 24 | 2010-11-30 | Member SRM 489 | 1 | 36 | 211.43 | 2.55 | 60 | 2953 | 504 | 114 | 2081 | 361 |
| 23 | 2010-11-13 | SRM 487 | 1 | 211 | 247.74 | 0.23 | 13 | 2892 | 624 | 6 | 1967 | 486 |
| 22 | 2010-10-26 | SRM 486 | 1 | 133 | 242.29 | 0.86 | 31 | 2880 | 644 | 45 | 1961 | 487 |
| 21 | 2010-10-21 | Member SRM 485 | 1 | 91 | 228.54 | 1.33 | 44 | 2849 | 714 | 75 | 1916 | 534 |
| 20 | 2010-10-05 | SRM 484 | 1 | 184 | 173.59 | -0.08 | 2 | 2805 | 834 | -9 | 1841 | 651 |
| 19 | 2010-09-25 | SRM 483 | 1 | 261 | 260.67 | -0.00 | 5 | 2803 | 830 | -3 | 1850 | 636 |
| 18 | 2010-09-15 | Member SRM 482 | 1 | 90 | 317.87 | 1.82 | 63 | 2798 | 843 | 115 | 1853 | 633 |
| 17 | 2010-09-09 | SRM 481 | 1 | 184 | 308.77 | 0.75 | 36 | 2734 | 992 | 56 | 1738 | 824 |
| 16 | 2010-08-26 | SRM 480 | 1 | 32 | 269.63 | 3.08 | 98 | 2698 | 1094 | 183 | 1682 | 936 |
| 15 | 2010-08-14 | SRM 479 | 1 | 392 | 392.99 | -0.36 | -13 | 2600 | 1442 | -71 | 1499 | 1458 |
| 14 | 2010-08-04 | Member SRM 478 | 1 | 132 | 399.43 | 1.60 | 79 | 2613 | 1385 | 137 | 1570 | 1230 |
| 13 | 2010-07-28 | SRM 477 | 1 | 361 | 442.31 | 0.29 | 24 | 2534 | 1680 | 36 | 1433 | 1690 |
| 12 | 2010-07-17 | SRM 476 | 1 | 385 | 497.09 | 0.37 | 32 | 2510 | 1765 | 49 | 1397 | 1868 |
| 11 | 2010-06-26 | TCO10 Round 2 | 1 | 683 | 615.23 | -0.22 | -15 | 2478 | 1853 | -106 | 1348 | 2060 |
| 10 | 2010-06-19 | TCO10 Round 1 | 1 | 453 | 962.02 | 1.09 | 85 | 2493 | 1793 | 113 | 1454 | 1604 |
| 9 | 2010-06-05 | SRM 472 | 1 | 457 | 475.55 | -0.19 | -11 | 2408 | 2116 | -50 | 1341 | 2166 |
| 8 | 2010-05-20 | SRM 470 | 1 | 399 | 563.42 | 0.50 | 55 | 2419 | 2015 | 53 | 1391 | 1824 |
| 7 | 2010-05-04 | SRM 469 | 1 | 441 | 588.16 | 0.42 | 53 | 2364 | 2154 | 45 | 1338 | 2007 |
| 6 | 2010-05-02 | TCO10 Qual 1 | 1 | 495 | 489.95 | -0.02 | 8 | 2312 | 2375 | -18 | 1293 | 2254 |
| 5 | 2010-04-20 | Member SRM 468 | 2 | 13 | 215.73 | 4.05 | 180 | 2304 | 2361 | 154 | 1311 | 2089 |
| 4 | 2010-04-03 | SRM 466 | 2 | 193 | 255.52 | 0.40 | 52 | 2124 | 3267 | 25 | 1157 | 3247 |
| 3 | 2010-03-16 | SRM 464 | 2 | 341 | 257.18 | -0.41 | -20 | 2072 | 3605 | -21 | 1132 | 3440 |
| 2 | 2010-02-13 | Member SRM 461 | 2 | 64 | 734.01 | 3.52 | 432 | 2091 | 3743 | 197 | 1153 | 3548 |
| 1 | 2010-02-06 | SRM 460 | 2 | 758 | 732.84 | -0.05 | 13 | 1659 | 7110 | -244 | 956 | 5248 |