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 |
|---|---|---|---|
| zhangfq | 2 | 1966 | 1325 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 1.000 | 1.000 | 1.395 | 204.6 | 28 | 381 | 1966 | 1966 | 4254 |
| initial | 1.028 | 1.028 | 1.384 | 123.8 | 12 | 235 | 1448 | 1448 | 4354 |
| SRMFix | 0.886 | 1.057 | 1.379 | 208.7 | -29 | 388 | 1588 | 1559 | 3612 |
| SRM | 0.393 | 1.388 | 1.443 | 265.5 | -203 | 328 | 1528 | 1325 | 2447 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-02-24 | TCO09 Qual 1 | 1 | 899 | 916.65 | 0.03 | 28 | 1966 | 4254 | -203 | 1325 | 2447 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 189 | 741.76 | 1.97 | 381 | 1937 | 3992 | 328 | 1528 | 1293 |