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 |
|---|---|---|---|
| cxy2 | 4 | 2204 | 1070 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.888 | 1.294 | 1.595 | 155.8 | -98 | 314 | 1628 | 1628 | 3819 |
| SRMFix | 0.785 | 1.298 | 1.582 | 153.0 | -130 | 240 | 1552 | 1552 | 4292 |
| EloSRM | 0.773 | 1.309 | 1.544 | 176.3 | -85 | 287 | 2204 | 2204 | 3876 |
| SRM | 0.438 | 1.359 | 1.521 | 133.0 | -181 | 128 | 1092 | 1070 | 4765 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-05-03 | Member SRM 505 | 2 | 93 | 503.54 | 2.44 | 287 | 2204 | 3876 | 128 | 1070 | 4765 |
| 3 | 2010-08-14 | SRM 479 | 2 | 758 | 360.52 | -1.07 | -85 | 1917 | 5336 | -150 | 942 | 5357 |
| 2 | 2010-07-28 | SRM 477 | 2 | 202 | 594.34 | 1.56 | 252 | 2002 | 4564 | 73 | 1092 | 3892 |
| 1 | 2010-07-17 | SRM 476 | 2 | 640 | 719.87 | 0.17 | 82 | 1750 | 6543 | -181 | 1019 | 4491 |