3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| dvondrak | 67 | 2619 | 1348 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.271 | 0.526 | 0.849 | 24.5 | -60 | 157 | 1930 | 1913 | 2899 |
| EloSRM | 0.269 | 0.527 | 0.845 | 27.1 | -46 | 160 | 2619 | 2619 | 3005 |
| initial | 0.127 | 0.554 | 0.847 | 66.7 | -185 | 534 | 2408 | 2212 | 2540 |
| SRM | 0.308 | 0.619 | 0.965 | 48.9 | -153 | 154 | 1497 | 1348 | 3051 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 67 | 2014-05-10 | SRM 620 | 1 | 346 | 704.71 | 1.03 | 52 | 2619 | 3005 | 99 | 1348 | 3051 |
| 66 | 2014-05-05 | SRM 619 | 1 | 525 | 496.62 | -0.24 | -12 | 2566 | 3262 | -48 | 1249 | 3959 |
| 65 | 2014-04-26 | TCO14 Round 1C | 1 | 418 | 451.72 | 0.11 | 14 | 2578 | 3228 | 21 | 1297 | 3497 |
| 64 | 2013-05-25 | SRM 580 | 1 | 657 | 564.36 | -0.36 | -13 | 2564 | 2828 | -90 | 1276 | 3452 |
| 63 | 2013-04-06 | SRM 575 | 1 | 630 | 647.79 | -0.22 | -7 | 2578 | 2904 | -52 | 1366 | 2940 |
| 62 | 2013-03-25 | SRM 574 | 1 | 381 | 579.22 | 0.60 | 34 | 2585 | 2845 | 51 | 1418 | 2549 |
| 61 | 2013-03-02 | TCO13 Round 1B | 1 | 981 | 574.93 | -0.77 | -26 | 2551 | 2958 | -63 | 1367 | 2820 |
| 60 | 2012-11-10 | SRM 560 | 1 | 511 | 434.50 | -0.24 | -8 | 2577 | 2659 | -67 | 1430 | 2279 |
| 59 | 2012-05-12 | TCO12 Round 2B | 1 | 651 | 846.79 | 0.38 | 16 | 2585 | 2571 | 20 | 1497 | 2002 |
| 58 | 2012-04-23 | SRM 541 | 1 | 395 | 627.04 | 0.67 | 25 | 2568 | 2664 | 51 | 1477 | 2105 |
| 57 | 2012-04-21 | TCO12 Round 2A | 1 | 458 | 840.54 | 0.01 | 3 | 2544 | 2786 | 9 | 1426 | 2395 |
| 56 | 2012-04-11 | SRM 540 | 1 | 381 | 569.87 | -0.07 | 0 | 2541 | 2744 | -16 | 1417 | 2402 |
| 55 | 2012-03-31 | TCO12 Round 1A | 1 | 289 | 838.68 | 1.54 | 48 | 2541 | 2671 | 89 | 1433 | 2240 |
| 54 | 2012-03-17 | SRM 537 | 1 | 437 | 710.17 | 0.70 | 33 | 2493 | 2907 | 74 | 1344 | 2833 |
| 53 | 2012-03-03 | SRM 535 | 1 | 627 | 636.86 | -0.22 | -7 | 2460 | 3019 | -46 | 1270 | 3453 |
| 52 | 2012-02-09 | SRM 532 | 1 | 413 | 519.41 | -0.10 | -2 | 2467 | 2904 | -16 | 1316 | 2981 |
| 51 | 2012-01-31 | SRM 531 | 1 | 397 | 533.80 | -0.12 | -3 | 2469 | 2870 | -20 | 1332 | 2812 |
| 50 | 2012-01-14 | SRM 529 | 1 | 509 | 607.88 | 0.26 | 19 | 2472 | 2837 | 13 | 1352 | 2647 |
| 49 | 2011-12-17 | SRM 527 | 1 | 511 | 578.76 | -0.16 | -6 | 2453 | 2904 | -45 | 1339 | 2742 |
| 48 | 2011-07-13 | SRM 512 | 1 | 353 | 639.73 | 0.86 | 38 | 2459 | 2585 | 79 | 1384 | 2252 |
| 47 | 2011-06-18 | TCO11 Round 1 | 1 | 923 | 1,114.77 | 0.27 | 16 | 2421 | 2813 | 27 | 1305 | 2820 |
| 46 | 2011-05-28 | SRM 507 | 1 | 394 | 623.18 | 0.66 | 32 | 2405 | 2813 | 76 | 1278 | 2994 |
| 45 | 2011-05-17 | SRM 504.5 | 1 | 645 | 615.29 | -0.22 | -8 | 2373 | 2913 | -49 | 1202 | 3634 |
| 44 | 2011-05-14 | TCO11 Qual 1 | 1 | 547 | 799.62 | 0.55 | 29 | 2381 | 2819 | 50 | 1251 | 3118 |
| 43 | 2011-03-30 | Member SRM 501 | 1 | 487 | 528.72 | -0.13 | -4 | 2352 | 2908 | -24 | 1201 | 3535 |
| 42 | 2011-01-27 | SRM 495 | 1 | 480 | 505.14 | -0.20 | -7 | 2356 | 2716 | -41 | 1225 | 3208 |
| 41 | 2011-01-22 | Member SRM 494 | 1 | 536 | 534.40 | -0.22 | -8 | 2363 | 2643 | -62 | 1266 | 2828 |
| 40 | 2010-12-18 | Member SRM 491 | 1 | 297 | 565.86 | 0.93 | 50 | 2371 | 2569 | 101 | 1328 | 2365 |
| 39 | 2010-11-13 | SRM 487 | 1 | 489 | 557.00 | -0.10 | -3 | 2321 | 2742 | -16 | 1227 | 3015 |
| 38 | 2010-09-25 | SRM 483 | 1 | 464 | 504.94 | -0.18 | -6 | 2324 | 2661 | -35 | 1243 | 2853 |
| 37 | 2010-09-09 | SRM 481 | 1 | 388 | 470.23 | -0.10 | -2 | 2331 | 2627 | -18 | 1278 | 2589 |
| 36 | 2010-08-14 | SRM 479 | 1 | 392 | 486.25 | -0.06 | 0 | 2333 | 2566 | -16 | 1296 | 2414 |
| 35 | 2010-07-28 | SRM 477 | 1 | 365 | 561.65 | 0.62 | 37 | 2333 | 2544 | 62 | 1312 | 2289 |
| 34 | 2010-07-17 | SRM 476 | 2 | 63 | 159.98 | 1.34 | 36 | 2296 | 2748 | 64 | 1250 | 2728 |
| 33 | 2010-07-06 | SRM 475 | 1 | 394 | 428.42 | -0.09 | -3 | 2260 | 2916 | -29 | 1186 | 3217 |
| 32 | 2010-06-26 | TCO10 Round 2 | 1 | 683 | 688.58 | -0.06 | -3 | 2263 | 2841 | -57 | 1215 | 2955 |
| 31 | 2010-06-19 | TCO10 Round 1 | 1 | 844 | 1,136.75 | 0.43 | 38 | 2266 | 2848 | 36 | 1272 | 2552 |
| 30 | 2010-05-02 | TCO10 Qual 1 | 1 | 296 | 581.67 | 0.98 | 67 | 2228 | 2788 | 70 | 1236 | 2689 |
| 29 | 2010-01-19 | SRM 459 | 2 | 85 | 237.83 | 1.48 | 48 | 2162 | 3267 | 61 | 1166 | 3357 |
| 28 | 2010-01-14 | Member SRM 458 | 2 | 162 | 229.60 | 0.50 | 26 | 2114 | 3526 | 31 | 1105 | 3808 |
| 27 | 2009-12-17 | Member SRM 455 | 2 | 47 | 297.73 | 2.66 | 85 | 2088 | 3609 | 105 | 1074 | 4004 |
| 26 | 2009-12-05 | SRM 454 | 2 | 323 | 340.44 | 0.08 | 12 | 2004 | 4219 | 14 | 969 | 5089 |
| 25 | 2009-11-25 | SRM 453.5 | 2 | 271 | 284.17 | 0.07 | 14 | 1991 | 4298 | 15 | 955 | 5306 |
| 24 | 2009-09-23 | SRM 449 | 2 | 561 | 445.02 | -0.76 | -28 | 1977 | 4377 | -67 | 940 | 5550 |
| 23 | 2009-02-28 | TCO09 Qual 2 | 1 | 801 | 906.71 | 0.18 | 16 | 2005 | 4012 | 15 | 1007 | 6277 |
| 22 | 2009-02-07 | SRM 434 | 2 | 18 | 380.49 | 4.40 | 112 | 1989 | 4243 | 154 | 992 | 7002 |
| 21 | 2009-01-21 | SRM 433 | 2 | 410 | 360.56 | -0.18 | -2 | 1877 | 5209 | -4 | 838 | 9104 |
| 20 | 2008-12-23 | SRM 431 | 2 | 272 | ||||||||
| 19 | 2008-12-20 | SRM 430 | 2 | 231 | 380.12 | 0.72 | 41 | 1879 | 5200 | 50 | 842 | 9078 |
| 18 | 2008-11-12 | SRM 425 | 2 | 343 | 429.48 | 0.32 | 23 | 1838 | 5510 | 36 | 792 | 9679 |
| 17 | 2008-10-18 | SRM 422 | 2 | 659 | 481.50 | -0.71 | -26 | 1815 | 5648 | -74 | 756 | 10232 |
| 16 | 2008-09-11 | SRM 417 | 2 | 535 | 361.52 | -0.56 | -19 | 1841 | 5373 | -38 | 830 | 9301 |
| 15 | 2008-07-31 | SRM 412 | 2 | 493 | 335.71 | -0.55 | -18 | 1860 | 5142 | -32 | 868 | 8797 |
| 14 | 2008-07-19 | SRM 410 | 2 | 183 | 452.51 | 1.31 | 67 | 1877 | 4934 | 76 | 900 | 8394 |
| 13 | 2008-07-10 | SRM 409 | 2 | 274 | 495.31 | 0.85 | 56 | 1811 | 5600 | 62 | 824 | 9291 |
| 12 | 2008-05-24 | SRM 402 | 2 | 372 | 396.40 | 0.09 | 14 | 1754 | 5825 | 15 | 762 | 9030 |
| 11 | 2008-05-06 | SRM 401 | 2 | 419 | 463.52 | -0.34 | -14 | 1741 | 5771 | -29 | 747 | 8598 |
| 10 | 2008-04-12 | SRM 397 | 2 | 584 | 391.92 | -0.57 | -28 | 1754 | 5291 | -57 | 776 | 7252 |
| 9 | 2008-02-26 | SRM 391 | 2 | 277 | 296.85 | 0.10 | 16 | 1782 | 5009 | 5 | 833 | 6526 |
| 8 | 2008-02-02 | SRM 390 | 2 | 399 | 385.58 | -0.05 | 6 | 1767 | 5069 | 0 | 828 | 6601 |
| 7 | 2008-01-15 | SRM 388 | 2 | 302 | 383.43 | 0.34 | 36 | 1761 | 5038 | 24 | 828 | 6564 |
| 6 | 2008-01-09 | SRM 387 | 2 | 206 | 288.32 | 0.48 | 54 | 1725 | 5303 | 34 | 804 | 6829 |
| 5 | 2008-01-05 | SRM 386 | 2 | 395 | 437.87 | 0.15 | 28 | 1671 | 5723 | 0 | 770 | 7196 |
| 4 | 2007-12-27 | SRM 385 | 2 | 560 | 384.98 | -0.54 | -46 | 1644 | 5948 | -114 | 770 | 7218 |
| 3 | 2007-12-13 | SRM 383 | 2 | 264 | 289.91 | 0.14 | 36 | 1689 | 5525 | -39 | 884 | 5944 |
| 2 | 2007-12-11 | SRM 382 | 2 | 290 | 302.01 | -0.37 | -43 | 1653 | 5789 | -153 | 923 | 5467 |
| 1 | 2007-12-08 | SRM 381 | 2 | 417 | 560.57 | 0.43 | 160 | 1696 | 5411 | -124 | 1076 | 4042 |