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 |
|---|---|---|---|
| Leo_Zhao | 3 | 1993 | 622 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.147 | 0.480 | 0.571 | 109.6 | -116 | 161 | 1743 | 1743 | 6695 |
| initial | 0.043 | 0.482 | 0.570 | 58.0 | -71 | 95 | 1215 | 1215 | 6641 |
| EloSRM | 0.140 | 0.501 | 0.590 | 115.2 | -130 | 167 | 1993 | 1993 | 6534 |
| SRMFix | 0.084 | 0.516 | 0.618 | 88.9 | -148 | 110 | 1170 | 1170 | 6996 |
| SRM | -0.189 | 0.844 | 1.038 | 266.0 | -672 | 110 | 622 | 622 | 8365 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2015-09-15 | SRM 668 | 2 | 162 | 293.98 | 0.86 | 167 | 1993 | 6534 | 110 | 622 | 8365 |
| 2 | 2015-09-11 | SRM 667 | 2 | 529 | 567.36 | 0.10 | 48 | 1826 | 8117 | -16 | 512 | 8822 |
| 1 | 2015-04-09 | SRM 655 | 2 | 609 | 420.96 | -0.54 | -130 | 1778 | 10857 | -672 | 528 | 11117 |