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 |
|---|---|---|---|
| JiaZhou | 7 | 1646 | 735 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.055 | 0.451 | 0.696 | 52.4 | -79 | 174 | 1307 | 1206 | 5215 |
| initial | 0.021 | 0.467 | 0.702 | 56.2 | -55 | 203 | 1366 | 1218 | 5229 |
| EloSRM | 0.049 | 0.468 | 0.700 | 54.0 | -40 | 205 | 1719 | 1646 | 4906 |
| Odd | 0.044 | 0.469 | 0.696 | 51.2 | -25 | 201 | 1630 | 1563 | 4889 |
| SRM | -0.128 | 0.570 | 0.735 | 99.0 | -287 | 114 | 913 | 735 | 6159 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2007-07-02 | SRM 356 | 2 | 304 | 268.02 | -0.50 | -29 | 1646 | 4906 | -58 | 735 | 6159 |
| 6 | 2007-06-14 | SRM 354 | 2 | 481 | 370.91 | -0.38 | -22 | 1675 | 4658 | -47 | 793 | 5675 |
| 5 | 2007-05-23 | SRM 350 | 2 | 330 | 257.61 | -0.36 | -22 | 1697 | 4338 | -41 | 840 | 5165 |
| 4 | 2007-05-01 | SRM 347 | 2 | 122 | 392.90 | 1.69 | 205 | 1719 | 4145 | 114 | 881 | 4828 |
| 3 | 2007-03-22 | SRM 343 | 2 | 380 | 376.72 | -0.01 | 14 | 1514 | 5306 | -62 | 767 | 5742 |
| 2 | 2007-02-20 | SRM 340 | 2 | 408 | 444.75 | 0.12 | 46 | 1500 | 5685 | -84 | 829 | 5589 |
| 1 | 2007-02-14 | SRM 339 | 2 | 309 | 323.78 | -0.22 | -40 | 1454 | 6037 | -287 | 913 | 4743 |