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 |
|---|---|---|---|
| Failbot | 2 | 1570 | 564 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.318 | 0.318 | 0.319 | 55.9 | -56 | -55 | 1466 | 1409 | 10621 |
| EloSRM | -0.345 | 0.345 | 0.345 | 69.1 | -75 | -63 | 1633 | 1570 | 10545 |
| SRMFix | -0.422 | 0.422 | 0.424 | 86.0 | -108 | -64 | 1092 | 1028 | 10819 |
| initial | -0.426 | 0.426 | 0.426 | 51.3 | -53 | -49 | 1151 | 1097 | 10657 |
| SRM | -1.013 | 1.013 | 1.052 | 318.0 | -386 | -250 | 814 | 564 | 10305 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-05-11 | SRM 506 | 2 | 720 | 585.69 | -0.35 | -63 | 1570 | 10545 | -250 | 564 | 10305 |
| 1 | 2011-05-03 | Member SRM 505 | 2 | 932 | 736.32 | -0.34 | -75 | 1633 | 9329 | -386 | 814 | 7645 |