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 |
|---|---|---|---|
| 245x | 3 | 1910 | 778 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.153 | 0.475 | 0.477 | 57.2 | -58 | 63 | 1255 | 1255 | 8159 |
| EloSRM | 0.211 | 0.490 | 0.493 | 120.7 | -99 | 152 | 1910 | 1910 | 7921 |
| SRMFix | 0.160 | 0.519 | 0.520 | 92.0 | -125 | 79 | 1226 | 1226 | 8410 |
| SRM | -0.279 | 0.637 | 0.831 | 160.0 | -451 | 22 | 778 | 778 | 9463 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2012-07-09 | SRM 549 | 2 | 330 | 467.76 | 0.50 | 111 | 1910 | 7921 | 22 | 778 | 9463 |
| 2 | 2012-03-20 | SRM 538 | 2 | 521 | 761.55 | 0.55 | 152 | 1799 | 9138 | 7 | 756 | 9933 |
| 1 | 2012-01-31 | SRM 531 | 2 | 949 | 770.95 | -0.42 | -99 | 1647 | 10719 | -451 | 749 | 9599 |