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 |
|---|---|---|---|
| zhffan | 2 | 1609 | 807 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.209 | 0.221 | 0.305 | 37.2 | -71 | 3 | 1203 | 1131 | 7365 |
| initial | -0.159 | 0.228 | 0.278 | 27.5 | -47 | 8 | 1208 | 1162 | 7530 |
| EloSRM | -0.120 | 0.251 | 0.278 | 69.6 | -69 | 70 | 1678 | 1609 | 7327 |
| Odd | -0.105 | 0.273 | 0.292 | 76.1 | -63 | 89 | 1547 | 1484 | 7271 |
| SRM | -0.890 | 0.890 | 0.893 | 196.5 | -209 | -184 | 1016 | 807 | 6695 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-12-22 | SRM 456 | 2 | 573 | 484.89 | -0.37 | -69 | 1609 | 7327 | -209 | 807 | 6695 |
| 1 | 2009-05-12 | SRM 440 | 2 | 600 | 656.89 | 0.13 | 70 | 1678 | 7061 | -184 | 1016 | 5413 |