8.28 Proper adjustment of K is advantageous to the player, for his opponents, and for the integrity of the entire pool.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| sweetkang | 101 | 3016 | 1580 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.135 | 0.684 | 0.901 | 30.3 | -120 | 442 | 2265 | 2150 | 424 |
| EloSRM | 0.061 | 0.688 | 0.903 | 33.4 | -87 | 772 | 3043 | 3016 | 513 |
| initial | 0.091 | 0.717 | 0.937 | 86.4 | -271 | 333 | 2880 | 2290 | 417 |
| SRM | 0.362 | 0.764 | 1.129 | 74.7 | -380 | 342 | 1863 | 1580 | 529 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 101 | 2021-08-04 | 2021 Regional 1 | 1 | 171 | 118.08 | -0.53 | -27 | 3016 | 513 | -59 | 1580 | 529 |
| 100 | 2019-11-02 | SRM 770 | 1 | 37 | 95.45 | 1.37 | 61 | 3043 | 530 | 128 | 1639 | 501 |
| 99 | 2019-06-15 | 2019 Beijing Round | 1 | 62 | 36.36 | -0.77 | -24 | 2982 | 646 | -23 | 1511 | 752 |
| 98 | 2019-04-15 | TCO19 SRM 755 | 1 | 136 | 80.73 | -0.75 | -24 | 3005 | 572 | -111 | 1534 | 670 |
| 97 | 2019-03-30 | TCO19 SRM 754 | 1 | 25 | 61.92 | 1.31 | 62 | 3030 | 548 | 111 | 1645 | 525 |
| 96 | 2019-01-19 | TCO19 SRM 747 | 1 | 104 | 86.93 | -0.26 | -11 | 2968 | 639 | -31 | 1534 | 678 |
| 95 | 2018-05-26 | TCO18 Fun Round Beijing | 1 | 43 | 45.46 | 0.08 | 12 | 2979 | 713 | 19 | 1565 | 751 |
| 94 | 2016-04-23 | SRM 689 | 1 | 267 | 259.11 | -0.46 | -12 | 2967 | 1115 | -82 | 1546 | 1318 |
| 93 | 2016-02-06 | SRM 681 | 1 | 161 | ||||||||
| 92 | 2016-01-28 | SRM 680 | 1 | 170 | 187.84 | 0.14 | 8 | 2979 | 1065 | 21 | 1628 | 1076 |
| 91 | 2016-01-20 | SRM 679 | 1 | 168 | 204.78 | 0.29 | 14 | 2971 | 1071 | 39 | 1607 | 1121 |
| 90 | 2015-11-18 | SRM 673 | 1 | 268 | 184.35 | -0.54 | -13 | 2958 | 1098 | -40 | 1568 | 1214 |
| 89 | 2015-10-14 | SRM 671 | 1 | 180 | 240.68 | 0.42 | 17 | 2970 | 1095 | 45 | 1608 | 1142 |
| 88 | 2015-03-17 | SRM 653 | 1 | 146 | 242.26 | 0.73 | 16 | 2953 | 1340 | 84 | 1563 | 1643 |
| 87 | 2015-03-09 | SRM 652 | 1 | 283 | ||||||||
| 86 | 2015-02-17 | SRM 650 | 1 | 165 | 163.78 | -0.01 | 2 | 2937 | 1400 | 35 | 1479 | 2050 |
| 85 | 2015-02-10 | SRM 649 | 1 | 318 | 245.87 | -0.37 | -5 | 2935 | 1413 | 5 | 1444 | 2263 |
| 84 | 2015-02-02 | SRM 648 | 1 | 437 | 249.61 | -0.93 | -14 | 2940 | 1411 | -123 | 1439 | 2309 |
| 83 | 2015-01-24 | SRM 647 | 1 | 311 | 220.03 | -0.50 | -8 | 2954 | 1348 | -26 | 1562 | 1667 |
| 82 | 2015-01-12 | SRM 645 | 1 | 189 | 257.77 | -0.32 | -4 | 2961 | 1303 | -52 | 1588 | 1569 |
| 81 | 2014-12-27 | SRM 643 | 1 | 113 | 244.96 | 1.12 | 23 | 2966 | 1295 | 93 | 1640 | 1368 |
| 80 | 2014-12-11 | SRM 641 | 1 | 157 | 229.37 | 0.55 | 14 | 2943 | 1368 | 73 | 1547 | 1743 |
| 79 | 2014-12-09 | SRM 640 | 1 | 229 | 180.15 | -0.35 | -5 | 2929 | 1425 | 5 | 1474 | 2149 |
| 78 | 2014-11-28 | SRM 639 | 1 | 233 | 284.21 | -0.35 | -5 | 2934 | 1405 | -33 | 1469 | 2190 |
| 77 | 2014-10-23 | SRM 637 | 1 | 63 | 318.78 | 2.34 | 37 | 2939 | 1383 | 169 | 1502 | 2009 |
| 76 | 2014-10-14 | SRM 636 | 1 | 437 | 239.77 | -0.87 | -14 | 2902 | 1544 | -65 | 1333 | 3085 |
| 75 | 2014-09-17 | SRM 633 | 1 | 245 | 396.04 | -0.21 | -2 | 2916 | 1471 | -8 | 1398 | 2621 |
| 74 | 2014-09-05 | SRM 632 - TCO14 Wildcard Sweep | 1 | 250 | 263.76 | 0.08 | 4 | 2918 | 1453 | 52 | 1406 | 2569 |
| 73 | 2014-08-30 | SRM 631 | 2 | 7 | 20.86 | 1.58 | 17 | 2914 | 1467 | 155 | 1354 | 2909 |
| 72 | 2014-08-12 | SRM 629 | 1 | 598 | 290.70 | -1.07 | -17 | 2896 | 1529 | -151 | 1199 | 4540 |
| 71 | 2014-07-22 | SRM 628 | 1 | 349 | 289.98 | -0.27 | -3 | 2914 | 1450 | 29 | 1350 | 2916 |
| 70 | 2014-07-05 | TCO14 Round 2C | 1 | 915 | 443.90 | -1.05 | -18 | 2917 | 1419 | -171 | 1321 | 3161 |
| 69 | 2014-06-07 | TCO14 Round 2B | 1 | 1156 | 574.23 | -1.03 | -17 | 2935 | 1350 | -171 | 1492 | 2053 |
| 68 | 2014-05-20 | SRM 621 | 1 | 321 | 330.27 | 0.04 | 3 | 2952 | 1279 | 14 | 1663 | 1327 |
| 67 | 2014-05-17 | TCO14 Round 2A | 1 | 601 | 592.12 | -0.02 | 2 | 2949 | 1291 | 10 | 1649 | 1384 |
| 66 | 2014-05-10 | SRM 620 | 1 | 325 | 404.31 | 0.32 | 9 | 2947 | 1316 | 40 | 1639 | 1445 |
| 65 | 2014-05-05 | SRM 619 | 1 | 509 | 299.25 | -0.78 | -13 | 2937 | 1351 | -73 | 1599 | 1594 |
| 64 | 2014-04-21 | SRM 617 | 1 | 669 | 338.08 | -0.98 | -15 | 2950 | 1285 | -111 | 1672 | 1313 |
| 63 | 2014-04-19 | TCO14 Round 1B | 1 | 341 | 297.19 | -0.20 | 0 | 2965 | 1227 | -4 | 1783 | 1030 |
| 62 | 2014-04-12 | TCO14 Round 1A | 1 | 940 | 425.01 | -1.14 | -15 | 2966 | 1196 | -76 | 1787 | 988 |
| 61 | 2014-04-10 | SRM 616 | 1 | 173 | 331.91 | 0.94 | 23 | 2981 | 1103 | 44 | 1863 | 784 |
| 60 | 2014-03-29 | SRM 614 | 1 | 191 | 317.03 | 0.73 | 20 | 2958 | 1191 | 40 | 1819 | 897 |
| 59 | 2014-03-21 | SRM 613 | 1 | 45 | 335.59 | 2.90 | 53 | 2939 | 1241 | 148 | 1779 | 981 |
| 58 | 2014-03-04 | SRM 611 | 1 | 308 | 299.40 | -0.04 | 2 | 2885 | 1444 | 0 | 1631 | 1404 |
| 57 | 2014-02-25 | SRM 610 | 1 | 210 | 261.24 | 0.32 | 12 | 2883 | 1452 | 30 | 1631 | 1413 |
| 56 | 2014-02-15 | SRM 609 | 1 | 256 | 356.21 | 0.47 | 17 | 2871 | 1504 | 47 | 1601 | 1525 |
| 55 | 2014-02-07 | SRM 608 | 1 | 345 | 344.53 | -0.00 | 4 | 2854 | 1579 | 15 | 1554 | 1726 |
| 54 | 2014-01-29 | SRM 606 | 1 | 170 | 246.67 | 0.54 | 20 | 2851 | 1573 | 60 | 1539 | 1804 |
| 53 | 2014-01-21 | SRM 605 | 1 | 174 | 325.91 | 0.90 | 32 | 2830 | 1657 | 91 | 1479 | 2118 |
| 52 | 2014-01-06 | SRM 603 | 1 | 160 | 341.04 | 1.09 | 39 | 2799 | 1771 | 119 | 1388 | 2647 |
| 51 | 2013-12-22 | SRM 601 | 1 | 470 | 423.93 | -0.15 | -2 | 2759 | 1936 | 30 | 1269 | 3603 |
| 50 | 2013-12-04 | SRM 599 | 1 | 483 | 420.27 | -0.48 | -14 | 2761 | 1913 | -36 | 1239 | 3918 |
| 49 | 2013-11-28 | SRM 598 | 1 | 332 | 266.93 | -0.58 | -18 | 2775 | 1824 | -53 | 1275 | 3514 |
| 48 | 2013-10-05 | SRM 593 | 1 | 393 | 432.28 | -0.37 | -10 | 2794 | 1716 | -34 | 1328 | 3018 |
| 47 | 2013-09-07 | SRM 590 | 1 | 216 | 411.11 | 0.93 | 42 | 2804 | 1646 | 104 | 1362 | 2737 |
| 46 | 2013-08-27 | SRM 589 | 1 | 665 | 343.58 | -0.97 | -37 | 2762 | 1822 | -181 | 1258 | 3605 |
| 45 | 2013-08-12 | SRM 588 | 1 | 113 | 394.50 | 1.80 | 88 | 2799 | 1648 | 148 | 1439 | 2227 |
| 44 | 2013-03-06 | SRM 572 | 1 | 481 | 379.28 | -0.53 | -19 | 2711 | 2096 | -68 | 1291 | 3411 |
| 43 | 2013-02-13 | SRM 570 | 1 | 259 | 434.94 | 0.75 | 41 | 2730 | 1912 | 98 | 1359 | 2791 |
| 42 | 2012-12-12 | SRM 564 | 1 | 583 | 408.50 | -0.62 | -25 | 2689 | 2056 | -91 | 1261 | 3536 |
| 41 | 2012-11-20 | SRM 561 | 1 | 376 | 370.76 | -0.41 | -15 | 2714 | 1923 | -50 | 1352 | 2778 |
| 40 | 2012-09-01 | SRM 554 | 1 | 605 | 428.78 | -0.50 | -17 | 2729 | 1783 | -38 | 1402 | 2464 |
| 39 | 2012-07-21 | SRM 550 | 1 | 423 | 412.25 | -0.42 | -14 | 2746 | 1668 | -55 | 1440 | 2205 |
| 38 | 2012-07-09 | SRM 549 | 1 | 195 | 315.24 | 0.69 | 40 | 2760 | 1604 | 76 | 1495 | 1927 |
| 37 | 2012-01-31 | SRM 531 | 1 | 397 | 454.43 | -0.35 | -9 | 2719 | 1535 | -43 | 1419 | 2203 |
| 36 | 2012-01-19 | SRM 530 | 1 | 174 | 316.96 | 0.86 | 37 | 2728 | 1494 | 95 | 1462 | 1982 |
| 35 | 2011-12-06 | SRM 526 | 1 | 298 | 256.57 | -0.22 | -4 | 2692 | 1568 | 9 | 1367 | 2516 |
| 34 | 2011-11-29 | SRM 525 | 1 | 604 | 429.32 | -0.69 | -21 | 2696 | 1548 | -99 | 1358 | 2605 |
| 33 | 2011-09-19 | SRM 519 | 1 | 482 | 302.92 | -0.82 | -22 | 2717 | 1395 | -125 | 1457 | 1931 |
| 32 | 2011-09-14 | SRM 518 | 1 | 377 | 374.16 | -0.01 | 4 | 2738 | 1300 | 12 | 1582 | 1363 |
| 31 | 2011-08-20 | SRM 515 | 1 | 390 | 352.23 | -0.15 | -1 | 2734 | 1278 | -1 | 1570 | 1389 |
| 30 | 2011-08-09 | SRM 514 | 1 | 299 | 297.01 | -0.47 | -13 | 2735 | 1265 | -79 | 1571 | 1382 |
| 29 | 2011-07-13 | SRM 512 | 1 | 364 | 397.19 | 0.13 | 10 | 2748 | 1206 | 15 | 1650 | 1136 |
| 28 | 2011-06-02 | SRM 508 | 1 | 513 | 388.57 | -0.42 | -11 | 2738 | 1229 | -39 | 1635 | 1190 |
| 27 | 2011-05-28 | SRM 507 | 1 | 123 | 390.12 | 1.66 | 58 | 2748 | 1177 | 110 | 1674 | 1067 |
| 26 | 2011-05-19 | TCO11 Qual 2 | 1 | 91 | 343.93 | 1.92 | 60 | 2690 | 1407 | 112 | 1564 | 1412 |
| 25 | 2011-04-16 | Member SRM 503 | 1 | 647 | 438.37 | -0.70 | -24 | 2630 | 1571 | -140 | 1452 | 1830 |
| 24 | 2011-03-19 | SRM 500 | 1 | 321 | 512.88 | 0.68 | 36 | 2655 | 1435 | 60 | 1592 | 1230 |
| 23 | 2011-03-08 | SRM 499 | 1 | 487 | 420.17 | -0.21 | -5 | 2619 | 1551 | -33 | 1532 | 1430 |
| 22 | 2011-02-10 | SRM 497 | 1 | 183 | 328.47 | 0.84 | 45 | 2624 | 1516 | 72 | 1565 | 1293 |
| 21 | 2011-02-01 | SRM 496 | 1 | 382 | 412.09 | 0.11 | 12 | 2579 | 1676 | 6 | 1493 | 1558 |
| 20 | 2010-12-08 | SRM 490 | 1 | 461 | 402.43 | -0.20 | -6 | 2567 | 1657 | -35 | 1487 | 1539 |
| 19 | 2010-11-30 | Member SRM 489 | 1 | 399 | 395.26 | -0.01 | 5 | 2573 | 1627 | -13 | 1522 | 1394 |
| 18 | 2010-11-13 | SRM 487 | 1 | 179 | 493.47 | 1.46 | 78 | 2568 | 1610 | 119 | 1535 | 1321 |
| 17 | 2010-10-26 | SRM 486 | 1 | 291 | 495.45 | 0.77 | 52 | 2490 | 1949 | 78 | 1416 | 1802 |
| 16 | 2010-10-21 | Member SRM 485 | 1 | 320 | 447.58 | 0.48 | 40 | 2438 | 2145 | 55 | 1338 | 2226 |
| 15 | 2010-10-05 | SRM 484 | 1 | 293 | 353.63 | 0.27 | 28 | 2398 | 2327 | 33 | 1283 | 2566 |
| 14 | 2010-09-15 | Member SRM 482 | 2 | 97 | 108.47 | 0.16 | 17 | 2370 | 2429 | 55 | 1250 | 2800 |
| 13 | 2010-09-09 | SRM 481 | 1 | 388 | 463.88 | -0.12 | -6 | 2353 | 2498 | -13 | 1195 | 3264 |
| 12 | 2010-07-28 | SRM 477 | 2 | 114 | 102.88 | -0.15 | 5 | 2359 | 2397 | 57 | 1208 | 3051 |
| 11 | 2010-07-17 | SRM 476 | 2 | 450 | 82.32 | -2.45 | -65 | 2353 | 2414 | -33 | 1151 | 3486 |
| 10 | 2010-05-04 | SRM 469 | 1 | 572 | 521.51 | -0.14 | -7 | 2418 | 1947 | -19 | 1184 | 3154 |
| 9 | 2010-04-20 | Member SRM 468 | 2 | 187 | 48.92 | -1.93 | -54 | 2425 | 1842 | 29 | 1203 | 2947 |
| 8 | 2010-04-15 | SRM 467 | 2 | 21 | 57.84 | 1.46 | 90 | 2479 | 1632 | 148 | 1174 | 3157 |
| 7 | 2010-03-25 | Member SRM 465 | 1 | 462 | 320.19 | -0.55 | -74 | 2389 | 1942 | -225 | 1026 | 4213 |
| 6 | 2009-07-23 | SRM 445 | 2 | 106 | 42.46 | -1.32 | -38 | 2462 | 1693 | 80 | 1251 | 2716 |
| 5 | 2009-07-08 | SRM 444 | 1 | 689 | 355.66 | -0.96 | -87 | 2501 | 1541 | -380 | 1171 | 3316 |
| 4 | 2009-06-23 | SRM 443 | 1 | 193 | 328.35 | 0.77 | 130 | 2588 | 1225 | 105 | 1551 | 1245 |
| 3 | 2009-03-11 | SRM 436 | 1 | 317 | 537.13 | 0.76 | 147 | 2458 | 1670 | 119 | 1446 | 1751 |
| 2 | 2009-03-07 | TCO09 Round 1 | 1 | 1275 | 1,013.25 | -0.33 | -59 | 2311 | 2297 | -215 | 1327 | 2498 |
| 1 | 2009-02-24 | TCO09 Qual 1 | 1 | 226 | 1,153.09 | 2.35 | 772 | 2370 | 1959 | 342 | 1542 | 1285 |