9.11 A chessplayer rating pool is a statistical ensemble in which individuals are distinguishable, yet any number of them may be alike as to rating.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Efgen | 137 | 2876 | 1488 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.165 | 0.641 | 0.843 | 18.6 | -62 | 138 | 2927 | 2876 | 1218 |
| SRMFix | 0.156 | 0.641 | 0.846 | 21.9 | -69 | 174 | 2337 | 2228 | 793 |
| SRM | 0.236 | 0.676 | 0.890 | 60.6 | -207 | 163 | 1982 | 1488 | 1303 |
| initial | 0.072 | 0.703 | 0.911 | 84.6 | -333 | 304 | 2982 | 2372 | 1087 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 137 | 2017-02-09 | SRM 708 | 1 | 191 | 192.56 | -0.40 | -15 | 2876 | 1218 | -72 | 1488 | 1303 |
| 136 | 2016-05-30 | SRM 691 | 1 | 118 | 247.71 | -0.05 | 2 | 2891 | 1357 | -24 | 1560 | 1214 |
| 135 | 2012-12-12 | SRM 564 | 1 | 347 | 290.27 | -0.26 | -3 | 2889 | 1133 | 7 | 1584 | 1532 |
| 134 | 2012-09-13 | SRM 556 | 1 | 414 | 281.95 | -0.82 | -13 | 2892 | 1073 | -106 | 1577 | 1564 |
| 133 | 2012-08-04 | SRM 551 | 1 | 576 | 293.70 | -1.10 | -17 | 2905 | 977 | -161 | 1683 | 1148 |
| 132 | 2012-04-23 | SRM 541 | 1 | 319 | 333.64 | 0.06 | 4 | 2922 | 909 | 1 | 1844 | 776 |
| 131 | 2012-04-07 | TCO12 Round 1B | 1 | 468 | 242.61 | -0.95 | -9 | 2918 | 846 | -41 | 1843 | 777 |
| 130 | 2012-03-17 | SRM 537 | 1 | 122 | 346.17 | 1.50 | 24 | 2927 | 802 | 82 | 1884 | 679 |
| 129 | 2012-02-23 | SRM 534 | 1 | 217 | 235.75 | 0.12 | 5 | 2903 | 869 | 16 | 1802 | 833 |
| 128 | 2012-02-09 | SRM 532 | 1 | 77 | 288.46 | 1.90 | 29 | 2898 | 866 | 116 | 1786 | 863 |
| 127 | 2012-01-31 | SRM 531 | 1 | 272 | 303.05 | 0.16 | 6 | 2869 | 943 | 35 | 1670 | 1116 |
| 126 | 2011-12-28 | SRM 528 | 1 | 270 | 289.15 | 0.10 | 5 | 2863 | 937 | 37 | 1635 | 1242 |
| 125 | 2011-12-17 | SRM 527 | 1 | 511 | 398.72 | -0.70 | -10 | 2858 | 944 | -99 | 1598 | 1352 |
| 124 | 2011-11-17 | SRM 524 | 1 | 333 | 268.09 | -0.31 | -3 | 2868 | 892 | -5 | 1697 | 1012 |
| 123 | 2011-11-12 | SRM 523 | 1 | 255 | 271.87 | 0.09 | 5 | 2872 | 880 | 31 | 1702 | 1015 |
| 122 | 2011-09-10 | SRM 517 | 1 | 594 | 351.81 | -1.00 | -13 | 2867 | 860 | -136 | 1671 | 1064 |
| 121 | 2011-08-20 | SRM 515 | 1 | 232 | 264.57 | 0.19 | 6 | 2879 | 807 | 16 | 1807 | 770 |
| 120 | 2011-08-09 | SRM 514 | 1 | 202 | 194.46 | -0.06 | 2 | 2873 | 814 | 2 | 1791 | 795 |
| 119 | 2011-06-25 | TCO11 Round 2 | 1 | 461 | 420.08 | -0.13 | -1 | 2872 | 830 | -14 | 1789 | 808 |
| 118 | 2011-06-18 | TCO11 Round 1 | 1 | 560 | 547.65 | -0.03 | 2 | 2872 | 814 | 2 | 1803 | 793 |
| 117 | 2011-06-02 | SRM 508 | 1 | 271 | 299.08 | 0.14 | 6 | 2870 | 804 | 19 | 1801 | 780 |
| 116 | 2011-05-24 | TCO11 Qual 3 | 1 | 166 | 112.06 | -0.57 | -5 | 2865 | 813 | -2 | 1782 | 812 |
| 115 | 2011-05-19 | TCO11 Qual 2 | 1 | 765 | 166.41 | -2.20 | -23 | 2870 | 801 | -130 | 1784 | 802 |
| 114 | 2011-03-30 | Member SRM 501 | 1 | 204 | 231.62 | 0.18 | 6 | 2893 | 701 | 7 | 1914 | 576 |
| 113 | 2011-03-19 | SRM 500 | 1 | 160 | 330.48 | 1.05 | 22 | 2887 | 714 | 65 | 1907 | 570 |
| 112 | 2011-03-08 | SRM 499 | 1 | 230 | 265.67 | 0.21 | 8 | 2864 | 764 | 19 | 1842 | 666 |
| 111 | 2011-01-22 | Member SRM 494 | 1 | 356 | 249.44 | -0.51 | -7 | 2857 | 746 | -35 | 1823 | 699 |
| 110 | 2010-12-18 | Member SRM 491 | 1 | 225 | 250.94 | 0.16 | 6 | 2864 | 720 | 18 | 1858 | 645 |
| 109 | 2010-11-13 | SRM 487 | 1 | 242 | 263.21 | 0.12 | 5 | 2858 | 699 | 22 | 1840 | 645 |
| 108 | 2010-10-26 | SRM 486 | 1 | 667 | 245.38 | -1.49 | -20 | 2853 | 713 | -164 | 1818 | 674 |
| 107 | 2010-10-05 | SRM 484 | 1 | 84 | 154.05 | 0.88 | 18 | 2872 | 654 | 46 | 1982 | 461 |
| 106 | 2010-09-15 | Member SRM 482 | 1 | 47 | 268.25 | 2.51 | 37 | 2855 | 700 | 130 | 1936 | 510 |
| 105 | 2010-09-09 | SRM 481 | 1 | 165 | 248.73 | 0.59 | 15 | 2817 | 790 | 45 | 1806 | 701 |
| 104 | 2010-07-06 | SRM 475 | 1 | 95 | 225.61 | 1.25 | 23 | 2803 | 796 | 94 | 1761 | 757 |
| 103 | 2010-06-19 | TCO10 Round 1 | 1 | 967 | 533.70 | -0.86 | -13 | 2780 | 829 | -77 | 1667 | 957 |
| 102 | 2010-05-20 | SRM 470 | 1 | 490 | 339.59 | -0.82 | -11 | 2792 | 750 | -132 | 1744 | 755 |
| 101 | 2010-05-04 | SRM 469 | 1 | 180 | 284.55 | 0.66 | 14 | 2804 | 689 | 35 | 1876 | 530 |
| 100 | 2010-05-02 | TCO10 Qual 1 | 1 | 242 | 185.29 | -0.38 | -3 | 2789 | 704 | -26 | 1841 | 563 |
| 99 | 2010-04-03 | SRM 466 | 1 | 103 | 318.76 | 1.63 | 28 | 2793 | 679 | 91 | 1867 | 517 |
| 98 | 2010-03-25 | Member SRM 465 | 1 | 164 | 202.66 | 0.30 | 9 | 2765 | 735 | 26 | 1776 | 640 |
| 97 | 2010-03-16 | SRM 464 | 1 | 142 | 296.37 | 1.06 | 22 | 2756 | 771 | 75 | 1750 | 708 |
| 96 | 2010-03-02 | SRM 463 | 1 | 354 | 269.58 | -0.39 | -6 | 2734 | 869 | -27 | 1675 | 925 |
| 95 | 2010-02-13 | Member SRM 461 | 1 | 219 | 290.99 | 0.41 | 12 | 2740 | 857 | 43 | 1702 | 854 |
| 94 | 2010-01-19 | SRM 459 | 1 | 225 | 296.81 | 0.40 | 11 | 2728 | 878 | 49 | 1659 | 953 |
| 93 | 2010-01-14 | Member SRM 458 | 1 | 388 | 275.90 | -0.49 | -8 | 2717 | 909 | -32 | 1610 | 1079 |
| 92 | 2010-01-04 | SRM 457 | 1 | 157 | 224.24 | 0.51 | 15 | 2725 | 884 | 61 | 1642 | 999 |
| 91 | 2009-12-17 | Member SRM 455 | 1 | 259 | 296.76 | -0.37 | -5 | 2710 | 919 | -48 | 1581 | 1159 |
| 90 | 2009-10-17 | SRM 450 | 1 | 554 | 247.29 | -1.20 | -18 | 2716 | 875 | -166 | 1629 | 1031 |
| 89 | 2009-09-23 | SRM 449 | 1 | 309 | 317.53 | 0.04 | 4 | 2734 | 817 | 4 | 1795 | 694 |
| 88 | 2009-09-10 | SRM 448 | 1 | 122 | 288.75 | 1.24 | 26 | 2730 | 823 | 86 | 1791 | 698 |
| 87 | 2009-08-25 | SRM 447 | 1 | 154 | 256.67 | 0.74 | 18 | 2705 | 895 | 67 | 1705 | 843 |
| 86 | 2009-07-23 | SRM 445 | 1 | 272 | 308.06 | 0.18 | 7 | 2687 | 943 | 36 | 1638 | 1003 |
| 85 | 2009-07-08 | SRM 444 | 1 | 448 | 348.72 | -0.66 | -10 | 2680 | 951 | -98 | 1602 | 1087 |
| 84 | 2009-06-23 | SRM 443 | 1 | 408 | 219.90 | -0.89 | -15 | 2690 | 920 | -114 | 1700 | 855 |
| 83 | 2009-06-13 | SRM 442 | 1 | 458 | 267.85 | -0.77 | -13 | 2705 | 881 | -103 | 1814 | 641 |
| 82 | 2009-05-12 | SRM 440 | 1 | 63 | 277.12 | 2.14 | 36 | 2718 | 836 | 104 | 1917 | 505 |
| 81 | 2009-03-14 | TCO09 Round 2 | 1 | 384 | 456.53 | 0.25 | 8 | 2682 | 921 | 8 | 1813 | 669 |
| 80 | 2009-03-07 | TCO09 Round 1 | 1 | 251 | 672.57 | 1.42 | 26 | 2674 | 937 | 89 | 1805 | 691 |
| 79 | 2009-03-04 | TCO09 Qual 3 | 1 | 169 | 141.22 | -0.26 | -1 | 2647 | 999 | 7 | 1716 | 857 |
| 78 | 2009-02-12 | SRM 435 | 1 | 348 | 246.60 | -0.50 | -7 | 2648 | 986 | -67 | 1709 | 859 |
| 77 | 2009-01-21 | SRM 433 | 1 | 128 | 314.26 | 1.30 | 25 | 2656 | 949 | 85 | 1776 | 737 |
| 76 | 2009-01-06 | SRM 432 | 1 | 282 | 266.22 | -0.08 | 1 | 2631 | 1019 | -12 | 1691 | 919 |
| 75 | 2008-12-23 | SRM 431 | 1 | 44 | 253.97 | 2.53 | 40 | 2630 | 1014 | 163 | 1703 | 876 |
| 74 | 2008-12-20 | SRM 430 | 1 | 249 | 355.39 | 0.51 | 14 | 2591 | 1139 | 63 | 1540 | 1368 |
| 73 | 2008-12-11 | SRM 429 | 1 | 411 | 327.81 | -0.33 | -5 | 2577 | 1176 | -18 | 1477 | 1601 |
| 72 | 2008-12-02 | SRM 428 | 1 | 293 | 336.02 | 0.20 | 7 | 2582 | 1144 | 43 | 1495 | 1526 |
| 71 | 2008-11-22 | SRM 426 | 1 | 343 | 338.60 | -0.02 | 2 | 2574 | 1156 | 27 | 1452 | 1709 |
| 70 | 2008-11-12 | SRM 425 | 1 | 306 | 348.55 | 0.19 | 7 | 2572 | 1156 | 51 | 1425 | 1862 |
| 69 | 2008-09-24 | SRM 419 | 1 | 341 | 234.67 | -0.67 | -12 | 2565 | 1154 | -100 | 1374 | 2248 |
| 68 | 2008-09-20 | SRM 418 | 1 | 171 | 339.86 | 0.99 | 23 | 2577 | 1112 | 113 | 1474 | 1628 |
| 67 | 2008-08-16 | SRM 414 | 1 | 414 | 312.11 | -0.58 | -10 | 2553 | 1188 | -70 | 1361 | 2367 |
| 66 | 2008-07-19 | SRM 410 | 1 | 221 | 332.84 | 0.59 | 14 | 2563 | 1118 | 90 | 1431 | 1855 |
| 65 | 2008-07-01 | SRM 408 | 1 | 430 | 269.82 | -0.67 | -10 | 2549 | 1154 | -49 | 1341 | 2485 |
| 64 | 2008-06-14 | SRM 405 | 1 | 484 | 345.68 | -0.68 | -11 | 2559 | 1085 | -83 | 1390 | 2115 |
| 63 | 2008-06-05 | SRM 404 | 1 | 583 | 293.73 | -0.99 | -15 | 2570 | 1045 | -144 | 1473 | 1589 |
| 62 | 2008-05-28 | SRM 403 | 1 | 289 | 203.55 | -0.51 | -8 | 2585 | 992 | -52 | 1617 | 1051 |
| 61 | 2008-05-24 | SRM 402 | 1 | 170 | 241.03 | 0.50 | 12 | 2593 | 963 | 45 | 1669 | 878 |
| 60 | 2008-05-06 | SRM 401 | 1 | 442 | 313.83 | -0.49 | -8 | 2581 | 989 | -57 | 1624 | 995 |
| 59 | 2008-05-01 | SRM 400 | 1 | 348 | 335.72 | -0.40 | -6 | 2588 | 961 | -85 | 1681 | 834 |
| 58 | 2008-04-12 | SRM 397 | 1 | 88 | 297.28 | 1.76 | 31 | 2594 | 941 | 110 | 1766 | 702 |
| 57 | 2008-04-03 | SRM 396 | 1 | 296 | 275.90 | -0.10 | 0 | 2563 | 1038 | -17 | 1656 | 908 |
| 56 | 2008-03-26 | SRM 395 | 1 | 190 | 226.05 | 0.25 | 8 | 2563 | 1042 | 15 | 1673 | 864 |
| 55 | 2008-03-22 | SRM 394 | 1 | 155 | 330.53 | 1.09 | 24 | 2555 | 1068 | 85 | 1658 | 898 |
| 54 | 2008-03-06 | SRM 392 | 1 | 138 | 369.86 | 1.42 | 30 | 2531 | 1131 | 134 | 1573 | 1113 |
| 53 | 2008-02-23 | TCO08 Round 2 | 1 | 631 | 586.16 | -0.25 | -5 | 2500 | 1195 | -44 | 1439 | 1557 |
| 52 | 2008-02-16 | TCO08 Round 1 | 1 | 801 | 731.57 | -0.13 | -1 | 2505 | 1179 | 4 | 1483 | 1395 |
| 51 | 2008-02-05 | TCO08 Qual 1 | 1 | 131 | 305.97 | 1.22 | 24 | 2506 | 1138 | 101 | 1479 | 1391 |
| 50 | 2008-02-02 | SRM 390 | 1 | 342 | 351.30 | 0.04 | 3 | 2482 | 1191 | 36 | 1378 | 1845 |
| 49 | 2008-01-24 | SRM 389 | 1 | 421 | 319.82 | -0.40 | -7 | 2479 | 1183 | -27 | 1342 | 2022 |
| 48 | 2008-01-15 | SRM 388 | 1 | 545 | 353.02 | -0.63 | -12 | 2486 | 1156 | -88 | 1369 | 1870 |
| 47 | 2008-01-09 | SRM 387 | 1 | 179 | 249.98 | 0.48 | 14 | 2498 | 1116 | 68 | 1457 | 1462 |
| 46 | 2007-12-27 | SRM 385 | 1 | 512 | 303.19 | -0.76 | -14 | 2484 | 1149 | -118 | 1389 | 1757 |
| 45 | 2007-12-19 | SRM 384 | 1 | 350 | 207.03 | -0.76 | -15 | 2498 | 1099 | -138 | 1507 | 1291 |
| 44 | 2007-12-13 | SRM 383 | 1 | 222 | 243.08 | 0.13 | 6 | 2513 | 1049 | 2 | 1645 | 879 |
| 43 | 2007-12-11 | SRM 382 | 1 | 138 | 242.30 | 0.81 | 23 | 2507 | 1061 | 63 | 1643 | 878 |
| 42 | 2007-12-08 | SRM 381 | 1 | 325 | 314.15 | -0.05 | 1 | 2484 | 1127 | -8 | 1580 | 1054 |
| 41 | 2007-12-04 | College Tour SRM 380 | 1 | 35 | 12.96 | -1.43 | -21 | 2482 | 1116 | -57 | 1588 | 1027 |
| 40 | 2007-11-20 | SRM 378 | 1 | 254 | 296.53 | 0.22 | 10 | 2503 | 1049 | 9 | 1645 | 871 |
| 39 | 2007-11-06 | SRM 374 | 1 | 178 | 304.14 | 0.77 | 24 | 2494 | 1051 | 55 | 1636 | 863 |
| 38 | 2007-10-23 | SRM 373 | 1 | 140 | 221.06 | 0.66 | 22 | 2470 | 1106 | 57 | 1581 | 984 |
| 37 | 2007-10-17 | SRM 372 | 1 | 376 | 336.65 | -0.16 | -2 | 2449 | 1163 | -21 | 1524 | 1130 |
| 36 | 2007-10-13 | SRM 371 | 1 | 460 | 359.45 | -0.36 | -8 | 2450 | 1147 | -55 | 1545 | 1071 |
| 35 | 2007-10-09 | SRM 370 | 1 | 354 | 312.72 | -0.18 | -3 | 2459 | 1117 | -36 | 1600 | 929 |
| 34 | 2007-10-04 | SRM 369 | 1 | 310 | ||||||||
| 33 | 2007-10-02 | SRM 368 | 1 | 168 | 304.27 | 0.86 | 30 | 2461 | 1116 | 62 | 1636 | 844 |
| 32 | 2007-09-26 | SRM 367 | 1 | 217 | 362.07 | 0.74 | 28 | 2432 | 1188 | 57 | 1574 | 986 |
| 31 | 2007-09-18 | SRM 366 | 1 | 133 | 291.32 | 1.13 | 42 | 2404 | 1275 | 104 | 1517 | 1139 |
| 30 | 2007-09-12 | SRM 365 | 1 | 294 | 394.98 | -0.11 | -1 | 2362 | 1390 | -16 | 1413 | 1479 |
| 29 | 2007-09-01 | TCCC07 Round 1C | 1 | 333 | 225.65 | -0.56 | -18 | 2363 | 1351 | -73 | 1429 | 1418 |
| 28 | 2007-08-21 | TCCC07 Qual 2 | 1 | 364 | 154.49 | -1.24 | -28 | 2380 | 1274 | -90 | 1502 | 1171 |
| 27 | 2007-08-11 | SRM 363 | 1 | 300 | ||||||||
| 26 | 2007-07-17 | SRM 358 | 1 | 155 | 291.65 | 0.91 | 36 | 2408 | 1144 | 58 | 1592 | 908 |
| 25 | 2007-06-20 | SRM 355 | 1 | 164 | 274.08 | -0.09 | 0 | 2372 | 1223 | -30 | 1534 | 1049 |
| 24 | 2007-06-14 | SRM 354 | 1 | 206 | 378.02 | 0.88 | 37 | 2372 | 1213 | 66 | 1564 | 962 |
| 23 | 2007-06-02 | SRM 352 | 1 | 230 | 385.32 | 0.74 | 34 | 2336 | 1313 | 64 | 1498 | 1113 |
| 22 | 2007-05-23 | SRM 350 | 1 | 254 | 326.86 | 0.36 | 21 | 2302 | 1381 | 37 | 1434 | 1294 |
| 21 | 2007-05-15 | SRM 349 | 1 | 301 | 388.38 | 0.37 | 22 | 2281 | 1439 | 39 | 1397 | 1420 |
| 20 | 2007-05-09 | SRM 348 | 1 | 229 | 293.11 | 0.36 | 23 | 2259 | 1504 | 45 | 1358 | 1585 |
| 19 | 2007-04-18 | SRM 345 | 1 | 367 | 426.27 | -0.08 | -1 | 2236 | 1540 | -14 | 1313 | 1758 |
| 18 | 2007-03-31 | TCO07 Qual 2 | 1 | 414 | 402.95 | -0.04 | 3 | 2238 | 1471 | 17 | 1327 | 1691 |
| 17 | 2007-03-28 | SRM 344 | 1 | 244 | 391.69 | 0.68 | 41 | 2234 | 1445 | 82 | 1310 | 1732 |
| 16 | 2007-03-22 | SRM 343 | 1 | 430 | 333.31 | -0.40 | -20 | 2194 | 1532 | -153 | 1228 | 2208 |
| 15 | 2007-03-10 | SRM 341 | 1 | 371 | 401.46 | 0.11 | 12 | 2213 | 1467 | -6 | 1381 | 1384 |
| 14 | 2007-02-20 | SRM 340 | 1 | 348 | 367.55 | -0.15 | -6 | 2201 | 1574 | -55 | 1387 | 1457 |
| 13 | 2007-02-14 | SRM 339 | 1 | 159 | 317.50 | 1.00 | 68 | 2207 | 1542 | 99 | 1442 | 1263 |
| 12 | 2007-02-07 | SRM 338 | 1 | 229 | 329.13 | 0.52 | 44 | 2139 | 1795 | 58 | 1343 | 1645 |
| 11 | 2007-02-03 | SRM 337 | 1 | 329 | 397.97 | 0.25 | 27 | 2095 | 1957 | 26 | 1285 | 1961 |
| 10 | 2007-01-25 | SRM 336 | 1 | 253 | 291.98 | 0.21 | 25 | 2069 | 2043 | 8 | 1259 | 2110 |
| 9 | 2007-01-17 | SRM 335 | 2 | 43 | 117.52 | 1.45 | 65 | 2043 | 2153 | 76 | 1251 | 2174 |
| 8 | 2007-01-13 | SRM 334 | 2 | 102 | 136.28 | 0.42 | 33 | 1978 | 2411 | 41 | 1175 | 2650 |
| 7 | 2006-12-21 | SRM 331 | 2 | 41 | 152.92 | 1.90 | 99 | 1945 | 2522 | 97 | 1134 | 2884 |
| 6 | 2006-12-13 | SRM 330 | 2 | 39 | 166.25 | 2.09 | 138 | 1846 | 3055 | 108 | 1037 | 3654 |
| 5 | 2006-12-09 | SRM 329 | 2 | 225 | 264.40 | 0.23 | 38 | 1708 | 3855 | 13 | 929 | 4457 |
| 4 | 2006-10-19 | SRM 323 | 2 | 159 | 294.58 | 0.89 | 109 | 1670 | 3917 | 53 | 916 | 4388 |
| 3 | 2006-09-30 | SRM 320 | 2 | 441 | 277.84 | -0.67 | -62 | 1561 | 4606 | -147 | 863 | 4853 |
| 2 | 2006-09-21 | TCCC06 Round 1A | 1 | 307 | 409.37 | 0.42 | 132 | 1623 | 4127 | 17 | 1010 | 3689 |
| 1 | 2006-09-12 | TCCC06 Qual 3 | 1 | 360 | 351.78 | -0.03 | 17 | 1491 | 5124 | -207 | 993 | 3841 |