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 |
|---|---|---|---|
| Xiong.Hua.Ivory | 6 | 2462 | 1242 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.109 | 0.513 | 0.577 | 109.3 | -133 | 184 | 1447 | 1242 | 3696 |
| SRMFix | 0.555 | 0.648 | 0.832 | 99.0 | -20 | 241 | 1765 | 1737 | 3764 |
| initial | 0.653 | 0.671 | 0.883 | 80.8 | -6 | 166 | 1679 | 1672 | 4322 |
| EloSRM | 0.486 | 0.674 | 0.834 | 164.1 | -47 | 358 | 2534 | 2462 | 3226 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2012-08-04 | SRM 551 | 1 | 576 | 505.43 | -0.31 | -47 | 2462 | 3226 | -133 | 1242 | 3696 |
| 5 | 2012-06-07 | SRM 545 | 1 | 480 | 557.76 | -0.17 | -25 | 2509 | 3031 | -72 | 1375 | 2714 |
| 4 | 2010-06-05 | SRM 472 | 1 | 254 | 551.93 | 1.12 | 220 | 2534 | 1620 | 141 | 1447 | 1621 |
| 3 | 2010-03-02 | SRM 463 | 1 | 528 | 499.52 | -0.08 | -5 | 2313 | 2498 | -102 | 1306 | 2349 |
| 2 | 2009-11-05 | SRM 452 | 1 | 256 | 555.29 | 1.12 | 329 | 2318 | 2411 | 184 | 1408 | 1799 |
| 1 | 2009-10-20 | SRM 451 | 2 | 228 | 539.00 | 1.24 | 358 | 1989 | 4310 | 24 | 1224 | 2932 |