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 |
|---|---|---|---|
| jfyffe | 7 | 1865 | 789 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.182 | 0.665 | 0.811 | 76.3 | -67 | 153 | 1392 | 1302 | 5672 |
| initial | 0.153 | 0.677 | 0.824 | 81.5 | -107 | 197 | 1471 | 1329 | 5385 |
| Odd | 0.118 | 0.688 | 0.816 | 79.4 | -57 | 185 | 1825 | 1739 | 5382 |
| EloSRM | 0.125 | 0.689 | 0.817 | 83.2 | -60 | 186 | 1952 | 1865 | 5407 |
| SRM | 0.043 | 0.693 | 0.894 | 108.4 | -300 | 106 | 900 | 789 | 7152 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2010-02-06 | SRM 460 | 2 | 625 | 459.21 | -0.44 | -27 | 1865 | 5407 | -25 | 789 | 7152 |
| 6 | 2009-12-05 | SRM 454 | 2 | 694 | 377.42 | -0.88 | -60 | 1892 | 5070 | -60 | 814 | 6901 |
| 5 | 2009-10-20 | SRM 451 | 2 | 145 | 435.86 | 1.59 | 186 | 1952 | 4607 | 106 | 874 | 6664 |
| 4 | 2009-06-23 | SRM 443 | 2 | 293 | 527.75 | 0.85 | 126 | 1766 | 6066 | 68 | 768 | 7870 |
| 3 | 2009-05-27 | SRM 441 | 2 | 727 | 616.02 | -0.52 | -52 | 1640 | 7297 | -147 | 700 | 8886 |
| 2 | 2009-03-24 | SRM 437 | 2 | 471 | 627.70 | 0.41 | 114 | 1693 | 7153 | -53 | 847 | 8929 |
| 1 | 2009-02-12 | SRM 435 | 2 | 502 | 457.46 | -0.13 | -17 | 1579 | 8424 | -300 | 900 | 8222 |