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 |
|---|---|---|---|
| zhangle | 3 | 2258 | 1332 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.345 | 0.432 | 0.675 | 68.7 | -23 | 169 | 1369 | 1332 | 2163 |
| SRMFix | 0.854 | 0.854 | 1.174 | 161.5 | 34 | 396 | 1685 | 1685 | 2978 |
| EloSRM | 0.872 | 0.872 | 1.238 | 216.6 | 51 | 492 | 2258 | 2258 | 2579 |
| initial | 0.950 | 0.950 | 1.228 | 114.4 | 44 | 247 | 1543 | 1543 | 3761 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-06-13 | SRM 442 | 1 | 463 | 525.52 | 0.18 | 51 | 2258 | 2579 | -14 | 1332 | 2163 |
| 2 | 2009-05-27 | SRM 441 | 1 | 393 | 491.13 | 0.32 | 107 | 2207 | 2817 | -23 | 1346 | 2105 |
| 1 | 2009-05-12 | SRM 440 | 2 | 152 | 656.90 | 2.11 | 492 | 2101 | 3448 | 169 | 1369 | 2110 |