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 |
|---|---|---|---|
| Hilary.Duff | 4 | 2135 | 1449 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.210 | 1.532 | 2.703 | 124.2 | -92 | 356 | 1464 | 1449 | 633 |
| SRMFix | 1.568 | 1.568 | 2.916 | 170.5 | 3 | 595 | 1882 | 1882 | 669 |
| initial | 1.637 | 1.637 | 2.978 | 197.1 | 7 | 716 | 1988 | 1988 | 669 |
| Odd | 1.673 | 1.673 | 2.898 | 187.4 | 38 | 468 | 2043 | 2043 | 694 |
| EloSRM | 1.682 | 1.682 | 2.898 | 197.0 | 49 | 486 | 2135 | 2135 | 684 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2005-04-02 | SRM 236 | 1 | 116 | 147.97 | 0.35 | 101 | 2135 | 684 | 17 | 1449 | 633 |
| 3 | 2004-04-06 | SRM 190 | 1 | 105 | 119.71 | 0.19 | 49 | 2034 | 684 | -32 | 1432 | 567 |
| 2 | 2004-03-25 | SRM 188 | 2 | 2 | 108.93 | 5.77 | 486 | 1986 | 780 | 356 | 1464 | 529 |
| 1 | 2004-03-16 | SRM 187 | 2 | 120 | 160.78 | 0.42 | 153 | 1500 | 2077 | -92 | 1108 | 1494 |