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 |
|---|---|---|---|
| qinhaotian | 2 | 2081 | 1257 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.147 | 0.221 | 0.266 | 28.5 | 4 | 53 | 1257 | 1257 | 3072 |
| SRMFix | 0.771 | 0.771 | 0.983 | 159.8 | 28 | 292 | 1520 | 1520 | 4101 |
| initial | 0.819 | 0.819 | 1.030 | 98.7 | 24 | 174 | 1397 | 1397 | 5046 |
| EloSRM | 0.838 | 0.838 | 1.084 | 246.7 | 61 | 433 | 2081 | 2081 | 3555 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-01-21 | SRM 433 | 1 | 369 | 516.79 | 0.15 | 61 | 2081 | 3555 | 4 | 1257 | 3072 |
| 1 | 2008-12-11 | SRM 429 | 2 | 204 | 587.51 | 1.53 | 433 | 2020 | 3938 | 53 | 1253 | 3084 |