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 |
|---|---|---|---|
| liuwei3612 | 4 | 1589 | 614 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.125 | 0.155 | 0.191 | 20.4 | -39 | 22 | 1483 | 1460 | 7548 |
| EloSRM | -0.128 | 0.167 | 0.196 | 22.4 | -43 | 26 | 1622 | 1589 | 7575 |
| initial | -0.170 | 0.193 | 0.225 | 23.3 | -44 | 6 | 1181 | 1118 | 8786 |
| SRMFix | -0.165 | 0.197 | 0.221 | 33.4 | -47 | 8 | 1154 | 1082 | 8351 |
| SRM | -0.557 | 0.557 | 0.624 | 146.5 | -249 | -29 | 951 | 614 | 8348 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-12-22 | SRM 456 | 2 | 530 | 559.69 | 0.08 | 26 | 1589 | 7575 | -29 | 614 | 8348 |
| 3 | 2009-10-20 | SRM 451 | 2 | 647 | 548.84 | -0.34 | -43 | 1563 | 8190 | -150 | 643 | 8947 |
| 2 | 2009-10-17 | SRM 450 | 2 | 752 | 673.97 | -0.16 | -16 | 1606 | 7638 | -158 | 793 | 7504 |
| 1 | 2009-09-23 | SRM 449 | 2 | 561 | 702.56 | -0.10 | -5 | 1622 | 7434 | -249 | 951 | 5365 |