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 |
|---|---|---|---|
| elcaru | 25 | 2794 | 1630 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.429 | 0.840 | 1.538 | 65.7 | -65 | 525 | 2211 | 2192 | 1021 |
| SRM | 0.511 | 0.848 | 1.548 | 77.1 | -238 | 265 | 1696 | 1630 | 1111 |
| EloSRM | 0.476 | 0.862 | 1.539 | 63.4 | -44 | 306 | 2812 | 2794 | 950 |
| initial | 0.458 | 0.897 | 1.638 | 108.0 | -161 | 857 | 2636 | 2579 | 895 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 25 | 2011-03-19 | SRM 500 | 1 | 396 | 450.81 | -0.42 | -18 | 2794 | 950 | -65 | 1630 | 1111 |
| 24 | 2011-02-26 | SRM 498 | 1 | 136 | 367.38 | 1.43 | 95 | 2812 | 880 | 114 | 1695 | 952 |
| 23 | 2011-02-10 | SRM 497 | 1 | 270 | 266.50 | -0.02 | 9 | 2717 | 1156 | 11 | 1581 | 1238 |
| 22 | 2010-04-03 | SRM 466 | 1 | 430 | 350.16 | -0.30 | -9 | 2708 | 854 | -3 | 1570 | 1059 |
| 21 | 2010-02-17 | SRM 462 | 1 | 235 | 260.14 | -0.40 | -14 | 2717 | 933 | -57 | 1573 | 1198 |
| 20 | 2010-02-13 | Member SRM 461 | 1 | 194 | 316.27 | 0.70 | 46 | 2732 | 876 | 78 | 1630 | 1037 |
| 19 | 2010-02-06 | SRM 460 | 1 | 411 | 279.69 | -0.56 | -26 | 2686 | 1020 | -34 | 1552 | 1243 |
| 18 | 2009-09-10 | SRM 448 | 1 | 183 | 309.24 | 0.76 | 42 | 2711 | 885 | 95 | 1586 | 1146 |
| 17 | 2009-08-25 | SRM 447 | 1 | 282 | 266.09 | -0.08 | 2 | 2669 | 999 | 33 | 1491 | 1452 |
| 16 | 2009-06-23 | SRM 443 | 1 | 511 | 217.21 | -1.23 | -44 | 2667 | 984 | -238 | 1458 | 1588 |
| 15 | 2009-06-13 | SRM 442 | 1 | 294 | 271.57 | -0.11 | 0 | 2711 | 861 | 7 | 1696 | 871 |
| 14 | 2009-05-27 | SRM 441 | 1 | 95 | 270.16 | 1.51 | 75 | 2711 | 854 | 135 | 1689 | 878 |
| 13 | 2009-04-30 | SRM 439 | 1 | 175 | 244.21 | 0.48 | 34 | 2636 | 1064 | 69 | 1554 | 1278 |
| 12 | 2009-03-14 | TCO09 Round 2 | 1 | 488 | 501.73 | 0.04 | 8 | 2602 | 1149 | 19 | 1485 | 1541 |
| 11 | 2009-03-11 | SRM 436 | 1 | 574 | 367.74 | -0.75 | -35 | 2594 | 1157 | -163 | 1466 | 1636 |
| 10 | 2009-03-07 | TCO09 Round 1 | 1 | 460 | 760.16 | 0.72 | 52 | 2629 | 1056 | 77 | 1629 | 1052 |
| 9 | 2009-02-24 | TCO09 Qual 1 | 1 | 535 | 342.36 | -0.64 | -27 | 2577 | 1166 | -42 | 1552 | 1245 |
| 8 | 2009-02-12 | SRM 435 | 1 | 327 | 263.79 | -0.31 | -15 | 2604 | 1106 | -42 | 1594 | 1164 |
| 7 | 2009-02-07 | SRM 434 | 1 | 230 | 354.64 | 0.62 | 60 | 2619 | 1071 | 64 | 1636 | 1051 |
| 6 | 2009-01-21 | SRM 433 | 1 | 325 | 374.07 | 0.20 | 30 | 2559 | 1286 | 20 | 1572 | 1252 |
| 5 | 2009-01-06 | SRM 432 | 1 | 213 | 364.06 | 0.77 | 95 | 2528 | 1392 | 83 | 1552 | 1323 |
| 4 | 2008-12-23 | SRM 431 | 1 | 289 | 344.21 | 0.25 | 48 | 2433 | 1760 | 10 | 1469 | 1660 |
| 3 | 2008-12-20 | SRM 430 | 2 | 2 | 202.98 | 6.66 | 306 | 2386 | 1946 | 265 | 1459 | 1695 |
| 2 | 2008-12-11 | SRM 429 | 2 | 109 | 425.05 | 1.96 | 281 | 2079 | 3513 | 99 | 1194 | 3621 |
| 1 | 2008-12-02 | SRM 428 | 2 | 368 | 554.34 | 0.59 | 212 | 1798 | 6000 | -105 | 1095 | 5509 |