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 |
|---|---|---|---|
| chensongsong93 | 2 | 1751 | 766 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.156 | 0.222 | 0.272 | 26.8 | -46 | 8 | 1162 | 1162 | 10179 |
| Odd | -0.054 | 0.238 | 0.244 | 57.6 | -56 | 60 | 1563 | 1563 | 10019 |
| EloSRM | -0.079 | 0.250 | 0.262 | 66.0 | -75 | 57 | 1751 | 1751 | 9821 |
| SRMFix | -0.155 | 0.279 | 0.319 | 61.6 | -102 | 21 | 1120 | 1120 | 10256 |
| SRM | -0.724 | 0.724 | 0.845 | 217.0 | -358 | -76 | 842 | 766 | 9645 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-07-21 | SRM 550 | 2 | 809 | 910.50 | 0.17 | 57 | 1751 | 9821 | -76 | 766 | 9645 |
| 1 | 2012-07-09 | SRM 549 | 2 | 506 | 471.70 | -0.33 | -75 | 1694 | 10687 | -358 | 842 | 8376 |