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 |
|---|---|---|---|
| igorkulev | 41 | 2810 | 1499 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.339 | 0.727 | 1.129 | 45.3 | -49 | 233 | 2810 | 2810 | 1637 |
| Odd | 0.336 | 0.727 | 1.129 | 43.5 | -51 | 226 | 2559 | 2559 | 1652 |
| SRMFix | 0.285 | 0.730 | 1.131 | 44.4 | -130 | 238 | 2023 | 2023 | 1687 |
| initial | 0.250 | 0.766 | 1.209 | 92.2 | -372 | 442 | 2449 | 2432 | 1338 |
| SRM | 0.458 | 0.789 | 1.303 | 61.4 | -179 | 150 | 1532 | 1499 | 1520 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 41 | 2015-09-11 | SRM 667 | 1 | 188 | 303.75 | 0.69 | 63 | 2810 | 1637 | 58 | 1499 | 1520 |
| 40 | 2015-04-17 | SRM 656 | 1 | 304 | 334.34 | -0.29 | -18 | 2748 | 2279 | -63 | 1441 | 2220 |
| 39 | 2014-09-17 | SRM 633 | 1 | 245 | 433.60 | -0.08 | 1 | 2765 | 2195 | -28 | 1504 | 2000 |
| 38 | 2013-10-15 | SRM 594 | 1 | 281 | 395.75 | 0.49 | 36 | 2764 | 1851 | 38 | 1532 | 1767 |
| 37 | 2013-08-01 | SRM 587 | 1 | 240 | 284.84 | 0.25 | 22 | 2728 | 1967 | 22 | 1494 | 1932 |
| 36 | 2013-07-27 | SRM 586 | 1 | 172 | 437.97 | 1.35 | 102 | 2706 | 2051 | 110 | 1472 | 2023 |
| 35 | 2013-02-23 | TCO13 Round 1A | 1 | 506 | 623.77 | 0.30 | 28 | 2604 | 2612 | 34 | 1362 | 2806 |
| 34 | 2013-02-19 | SRM 571 | 1 | 442 | 559.00 | 0.34 | 44 | 2576 | 2744 | 39 | 1328 | 3037 |
| 33 | 2012-03-17 | SRM 537 | 1 | 709 | 642.11 | -0.35 | -18 | 2532 | 2681 | -71 | 1289 | 3342 |
| 32 | 2011-11-12 | SRM 523 | 1 | 467 | 488.34 | -0.30 | -11 | 2550 | 2290 | -54 | 1360 | 2566 |
| 31 | 2011-09-14 | SRM 518 | 1 | 382 | 524.19 | 0.46 | 27 | 2562 | 2140 | 49 | 1414 | 2183 |
| 30 | 2011-08-30 | SRM 516 | 1 | 501 | 447.92 | -0.41 | -17 | 2534 | 2207 | -89 | 1365 | 2387 |
| 29 | 2011-08-20 | SRM 515 | 1 | 462 | 482.38 | 0.06 | 9 | 2551 | 2106 | -8 | 1454 | 1899 |
| 28 | 2011-07-13 | SRM 512 | 1 | 336 | 590.57 | 0.81 | 52 | 2542 | 2151 | 69 | 1462 | 1856 |
| 27 | 2011-06-02 | SRM 508 | 1 | 481 | 615.59 | 0.36 | 28 | 2490 | 2363 | 29 | 1393 | 2224 |
| 26 | 2011-05-17 | SRM 504.5 | 1 | 499 | 596.67 | 0.26 | 24 | 2462 | 2403 | 19 | 1364 | 2322 |
| 25 | 2011-04-16 | Member SRM 503 | 1 | 476 | 585.81 | 0.30 | 29 | 2438 | 2478 | 24 | 1345 | 2425 |
| 24 | 2011-03-19 | SRM 500 | 1 | 396 | 585.36 | -0.04 | 1 | 2409 | 2562 | 4 | 1321 | 2536 |
| 23 | 2011-01-22 | Member SRM 494 | 2 | 10 | 124.97 | 3.64 | 91 | 2408 | 2439 | 122 | 1317 | 2492 |
| 22 | 2010-12-18 | Member SRM 491 | 2 | 111 | 153.14 | 0.46 | 30 | 2317 | 2872 | 49 | 1195 | 3434 |
| 21 | 2010-12-08 | SRM 490 | 2 | 353 | 123.84 | -1.51 | -46 | 2286 | 3018 | -23 | 1146 | 3791 |
| 20 | 2010-08-26 | SRM 480 | 1 | 420 | 383.87 | -0.29 | -24 | 2333 | 2571 | -68 | 1169 | 3392 |
| 19 | 2010-01-14 | Member SRM 458 | 1 | 498 | 463.88 | -0.26 | -16 | 2356 | 2226 | -73 | 1237 | 2801 |
| 18 | 2009-12-05 | SRM 454 | 1 | 316 | 508.69 | 0.68 | 59 | 2372 | 2135 | 86 | 1310 | 2276 |
| 17 | 2009-09-10 | SRM 448 | 1 | 444 | 490.94 | -0.16 | -7 | 2313 | 2375 | -26 | 1224 | 2928 |
| 16 | 2009-08-25 | SRM 447 | 1 | 367 | 446.66 | 0.28 | 27 | 2320 | 2326 | 45 | 1250 | 2722 |
| 15 | 2009-08-08 | SRM 446 | 2 | 56 | 131.25 | 1.23 | 47 | 2293 | 2439 | 84 | 1205 | 3056 |
| 14 | 2009-07-08 | SRM 444 | 2 | 528 | 103.51 | -2.35 | -49 | 2246 | 2643 | -71 | 1121 | 3721 |
| 13 | 2009-06-13 | SRM 442 | 1 | 581 | 478.41 | -0.33 | -24 | 2294 | 2405 | -109 | 1192 | 3145 |
| 12 | 2009-04-19 | SRM 438 | 1 | 191 | 347.05 | 0.04 | 9 | 2318 | 2272 | 37 | 1301 | 2733 |
| 11 | 2009-03-07 | TCO09 Round 1 | 1 | 1061 | 1,091.17 | 0.04 | 9 | 2309 | 2308 | 3 | 1264 | 2947 |
| 10 | 2009-03-04 | TCO09 Qual 3 | 1 | 529 | 323.90 | -0.71 | -31 | 2300 | 2358 | -33 | 1261 | 3022 |
| 9 | 2009-02-28 | TCO09 Qual 2 | 1 | 828 | 512.02 | -0.69 | -39 | 2331 | 2175 | -61 | 1294 | 2724 |
| 8 | 2009-02-07 | SRM 434 | 1 | 367 | 484.76 | 0.40 | 49 | 2370 | 2054 | 45 | 1355 | 2342 |
| 7 | 2009-01-06 | SRM 432 | 2 | 10 | 112.22 | 3.49 | 123 | 2320 | 2242 | 150 | 1310 | 2679 |
| 6 | 2008-12-20 | SRM 430 | 1 | 531 | 533.54 | -0.16 | -15 | 2197 | 2830 | -60 | 1160 | 4267 |
| 5 | 2008-12-11 | SRM 429 | 2 | 69 | 189.35 | 1.46 | 100 | 2212 | 2744 | 80 | 1220 | 3402 |
| 4 | 2008-11-22 | SRM 426 | 2 | 69 | 303.98 | 2.14 | 163 | 2113 | 3237 | 106 | 1140 | 4449 |
| 3 | 2008-11-12 | SRM 425 | 2 | 128 | 521.92 | 2.03 | 233 | 1949 | 4459 | 106 | 1034 | 6108 |
| 2 | 2008-10-28 | SRM 423 | 2 | 335 | 350.01 | 0.06 | 34 | 1717 | 6725 | -93 | 928 | 7777 |
| 1 | 2008-10-08 | SRM 421 | 2 | 515 | 607.49 | 0.24 | 105 | 1683 | 7238 | -179 | 1021 | 6708 |