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 |
|---|---|---|---|
| xudong82113 | 3 | 2595 | 1414 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.880 | 1.531 | 1.619 | 254.7 | -275 | 267 | 1689 | 1414 | 2129 |
| initial | 1.693 | 1.805 | 2.201 | 217.4 | -20 | 390 | 1832 | 1811 | 3330 |
| SRMFix | 1.424 | 1.872 | 2.132 | 302.6 | -89 | 564 | 2019 | 1931 | 2259 |
| EloSRM | 1.401 | 1.973 | 2.216 | 374.4 | -109 | 655 | 2705 | 2595 | 1870 |
| Odd | 1.417 | 1.990 | 2.241 | 371.3 | -101 | 676 | 2523 | 2422 | 1871 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2011-06-08 | SRM 509 | 1 | 721 | 428.36 | -0.86 | -109 | 2595 | 1870 | -275 | 1414 | 2129 |
| 2 | 2011-01-12 | SRM 493 | 1 | 122 | 413.13 | 1.76 | 359 | 2705 | 1179 | 222 | 1689 | 954 |
| 1 | 2010-12-28 | SRM 492 | 2 | 54 | 532.44 | 3.30 | 655 | 2346 | 2726 | 267 | 1467 | 1637 |