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 |
|---|---|---|---|
| yunkaihe | 1 | 1917 | 1074 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.262 | 0.262 | 0.262 | 62.6 | 63 | 63 | 1263 | 1263 | 7921 |
| initial | 0.334 | 0.334 | 0.334 | 40.2 | 40 | 40 | 1240 | 1240 | 8388 |
| EloSRM | 0.394 | 0.394 | 0.394 | 149.1 | 149 | 149 | 1917 | 1917 | 7840 |
| Odd | 0.444 | 0.444 | 0.444 | 169.2 | 169 | 169 | 1728 | 1728 | 8052 |
| SRM | -0.668 | 0.668 | 0.668 | 126.0 | -126 | -126 | 1074 | 1074 | 5304 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2012-07-09 | SRM 549 | 2 | 372 | 488.87 | 0.39 | 149 | 1917 | 7840 | -126 | 1074 | 5304 |