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 |
|---|---|---|---|
| czyuan_acm | 3 | 2432 | 1403 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.191 | 1.721 | 2.546 | 228.3 | -190 | 444 | 1644 | 1403 | 1795 |
| initial | 1.821 | 1.856 | 3.129 | 223.5 | -6 | 653 | 1858 | 1858 | 2567 |
| SRMFix | 1.621 | 1.945 | 3.096 | 292.6 | -61 | 800 | 2000 | 1922 | 1835 |
| EloSRM | 1.673 | 1.980 | 3.171 | 315.2 | -54 | 886 | 2492 | 2432 | 1810 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-07-23 | SRM 445 | 1 | 368 | 460.40 | -0.12 | -6 | 2432 | 1810 | -51 | 1403 | 1795 |
| 2 | 2009-07-08 | SRM 444 | 1 | 448 | 433.80 | -0.34 | -54 | 2439 | 1781 | -190 | 1454 | 1589 |
| 1 | 2009-04-30 | SRM 439 | 2 | 10 | 446.36 | 5.48 | 886 | 2492 | 1552 | 444 | 1644 | 992 |