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 |
|---|---|---|---|
| nelsoneci | 25 | 1954 | 857 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.155 | 0.741 | 0.976 | 53.1 | -103 | 191 | 1468 | 1414 | 4916 |
| SRM | 0.387 | 0.765 | 1.064 | 82.9 | -389 | 142 | 952 | 857 | 6294 |
| EloSRM | 0.060 | 0.775 | 0.977 | 52.8 | -71 | 282 | 1998 | 1954 | 5150 |
| initial | 0.066 | 0.799 | 1.048 | 96.2 | -189 | 318 | 1676 | 1400 | 4953 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 25 | 2010-09-25 | SRM 483 | 2 | 754 | 368.02 | -1.03 | -45 | 1954 | 5150 | -65 | 857 | 6294 |
| 24 | 2010-03-02 | SRM 463 | 2 | 317 | 293.69 | -0.11 | 3 | 1998 | 4384 | 19 | 922 | 5626 |
| 23 | 2010-02-13 | Member SRM 461 | 2 | 85 | 456.15 | 2.42 | 100 | 1995 | 4427 | 114 | 903 | 5790 |
| 22 | 2010-02-06 | SRM 460 | 2 | 670 | 425.62 | -0.66 | -28 | 1895 | 5181 | -30 | 789 | 7152 |
| 21 | 2010-01-19 | SRM 459 | 2 | 583 | 371.29 | -0.65 | -34 | 1924 | 4923 | -26 | 819 | 6691 |
| 20 | 2009-10-20 | SRM 451 | 2 | 185 | 353.57 | 0.93 | 87 | 1957 | 4566 | 62 | 845 | 6998 |
| 19 | 2008-07-31 | SRM 412 | 2 | 192 | 376.08 | 0.97 | 42 | 1870 | 5028 | 78 | 783 | 10005 |
| 18 | 2008-07-23 | SRM 411 | 2 | 241 | 310.27 | 0.36 | 23 | 1828 | 5415 | 49 | 705 | 10882 |
| 17 | 2008-05-06 | SRM 401 | 2 | 756 | 376.30 | -1.06 | -29 | 1806 | 5155 | -113 | 656 | 9423 |
| 16 | 2008-05-01 | SRM 400 | 2 | 78 | 407.74 | 2.39 | 78 | 1835 | 4694 | 142 | 769 | 7303 |
| 15 | 2008-04-23 | SRM 399 | 2 | 333 | 268.21 | -0.31 | -8 | 1757 | 5279 | 11 | 627 | 8515 |
| 14 | 2008-04-15 | SRM 398 | 2 | 552 | 347.19 | -0.67 | -23 | 1765 | 5205 | -33 | 616 | 8609 |
| 13 | 2008-04-12 | SRM 397 | 2 | 479 | 379.85 | -0.34 | -10 | 1787 | 5018 | 5 | 649 | 8372 |
| 12 | 2008-04-03 | SRM 396 | 2 | 397 | 365.88 | -0.12 | 1 | 1797 | 4979 | 28 | 644 | 8421 |
| 11 | 2008-03-26 | SRM 395 | 2 | 185 | 254.38 | 0.46 | 34 | 1797 | 5019 | 73 | 616 | 8779 |
| 10 | 2008-03-11 | SRM 393 | 2 | 464 | 391.19 | -0.25 | -7 | 1763 | 5245 | 20 | 543 | 9232 |
| 9 | 2008-03-06 | SRM 392 | 2 | 596 | 362.15 | -0.72 | -35 | 1770 | 5165 | -38 | 523 | 9294 |
| 8 | 2008-02-26 | SRM 391 | 2 | 617 | 235.78 | -1.38 | -62 | 1805 | 4830 | -220 | 561 | 8985 |
| 7 | 2008-02-16 | TCO08 Round 1 | 1 | 1480 | 1,344.95 | -0.14 | -18 | 1867 | 4352 | -171 | 781 | 7102 |
| 6 | 2008-02-05 | TCO08 Qual 1 | 1 | 386 | 775.22 | 0.92 | 126 | 1884 | 4161 | 138 | 952 | 5294 |
| 5 | 2008-01-24 | SRM 389 | 2 | 482 | 298.92 | -0.69 | -49 | 1758 | 5098 | -78 | 814 | 6675 |
| 4 | 2007-11-20 | SRM 378 | 2 | 410 | 286.95 | -0.52 | -32 | 1807 | 4354 | -45 | 892 | 5459 |
| 3 | 2007-11-14 | SRM 376 | 2 | 171 | 266.61 | 0.64 | 96 | 1838 | 4096 | 40 | 937 | 4957 |
| 2 | 2007-11-10 | SRM 375 | 2 | 162 | 410.18 | 1.34 | 282 | 1743 | 4755 | 86 | 897 | 5290 |
| 1 | 2007-11-06 | SRM 374 | 2 | 517 | 479.22 | -0.31 | -71 | 1460 | 7234 | -389 | 811 | 6105 |