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 |
|---|---|---|---|
| heianzhihuang | 2 | 1893 | 1010 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.460 | 0.460 | 0.625 | 74.0 | 9 | 139 | 1348 | 1348 | 5305 |
| EloSRM | 0.507 | 0.507 | 0.611 | 125.9 | 83 | 169 | 1893 | 1893 | 5200 |
| initial | 0.515 | 0.515 | 0.669 | 62.0 | 11 | 114 | 1324 | 1324 | 5432 |
| Odd | 0.533 | 0.533 | 0.625 | 134.0 | 101 | 167 | 1747 | 1747 | 5329 |
| SRM | -0.250 | 0.667 | 0.713 | 101.0 | -196 | 6 | 1010 | 1010 | 4679 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-02-06 | SRM 460 | 2 | 359 | 646.19 | 0.85 | 169 | 1893 | 5200 | 6 | 1010 | 4679 |
| 1 | 2010-01-04 | SRM 457 | 2 | 421 | 472.67 | 0.17 | 83 | 1724 | 6340 | -196 | 1004 | 4634 |