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 |
|---|---|---|---|
| xiaohaizi | 2 | 2617 | 1725 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.984 | 1.984 | 2.194 | 262.5 | 174 | 351 | 1725 | 1725 | 802 |
| SRMFix | 2.597 | 2.597 | 2.841 | 425.0 | 214 | 635 | 2050 | 2050 | 1339 |
| EloSRM | 2.675 | 2.675 | 2.929 | 504.3 | 310 | 698 | 2617 | 2617 | 1127 |
| initial | 2.772 | 2.772 | 2.958 | 333.7 | 209 | 458 | 1867 | 1867 | 2572 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-27 | SRM 441 | 1 | 151 | 421.85 | 1.48 | 310 | 2617 | 1127 | 174 | 1725 | 802 |
| 1 | 2009-05-12 | SRM 440 | 2 | 45 | 656.90 | 3.87 | 698 | 2306 | 2331 | 351 | 1551 | 1269 |