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 |
|---|---|---|---|
| acmzhy | 1 | 2239 | 1330 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.926 | 0.926 | 0.926 | 130.0 | 130 | 130 | 1330 | 1330 | 2963 |
| SRMFix | 1.766 | 1.766 | 1.766 | 358.9 | 359 | 359 | 1559 | 1559 | 4955 |
| initial | 1.827 | 1.827 | 1.827 | 220.0 | 220 | 220 | 1420 | 1420 | 6165 |
| EloSRM | 1.880 | 1.880 | 1.880 | 449.6 | 450 | 450 | 2239 | 2239 | 4881 |
| Odd | 1.932 | 1.932 | 1.932 | 470.7 | 471 | 471 | 2043 | 2043 | 5030 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2012-12-12 | SRM 564 | 2 | 155 | 570.48 | 1.88 | 450 | 2239 | 4881 | 130 | 1330 | 2963 |