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 |
|---|---|---|---|
| leisiyu | 3 | 1730 | 737 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.116 | 0.334 | 0.426 | 84.9 | -72 | 149 | 1803 | 1730 | 6726 |
| initial | 0.100 | 0.343 | 0.424 | 41.3 | -37 | 80 | 1273 | 1236 | 6449 |
| Odd | 0.128 | 0.353 | 0.432 | 89.7 | -67 | 148 | 1667 | 1600 | 6694 |
| SRMFix | 0.070 | 0.372 | 0.435 | 60.6 | -46 | 107 | 1279 | 1232 | 6431 |
| SRM | -0.483 | 0.574 | 0.675 | 154.3 | -227 | -14 | 973 | 737 | 7825 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2010-05-24 | TCO10 Qual 3 | 1 | 920 | 770.19 | -0.33 | -72 | 1730 | 6726 | -222 | 737 | 7825 |
| 2 | 2009-09-10 | SRM 448 | 2 | 417 | 660.12 | 0.66 | 149 | 1803 | 5807 | -14 | 959 | 5296 |
| 1 | 2009-08-08 | SRM 446 | 2 | 708 | 713.95 | 0.01 | 33 | 1653 | 7082 | -227 | 973 | 5100 |