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 |
|---|---|---|---|
| chengzhicong | 1 | 1519 | 763 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.386 | 0.386 | 0.386 | 78.6 | -79 | -79 | 1382 | 1382 | 9491 |
| EloSRM | -0.420 | 0.420 | 0.420 | 93.6 | -94 | -94 | 1519 | 1519 | 9289 |
| initial | -0.482 | 0.482 | 0.482 | 58.0 | -58 | -58 | 1142 | 1142 | 9262 |
| SRMFix | -0.530 | 0.530 | 0.530 | 123.1 | -123 | -123 | 1077 | 1077 | 9531 |
| SRM | -1.300 | 1.300 | 1.300 | 437.0 | -437 | -437 | 763 | 763 | 7969 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-06-13 | SRM 442 | 2 | 918 | 686.30 | -0.42 | -94 | 1519 | 9289 | -437 | 763 | 7969 |