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 |
|---|---|---|---|
| XiaoqinQiu | 6 | 2541 | 1439 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.325 | 0.553 | 0.829 | 65.8 | -60 | 214 | 1439 | 1439 | 2300 |
| EloSRM | 0.703 | 0.733 | 0.998 | 133.9 | -7 | 238 | 2541 | 2541 | 2816 |
| Odd | 0.725 | 0.751 | 1.015 | 135.3 | -8 | 259 | 2343 | 2343 | 2927 |
| SRMFix | 0.740 | 0.755 | 1.034 | 93.8 | -5 | 172 | 1753 | 1753 | 3789 |
| initial | 0.829 | 0.830 | 1.111 | 99.9 | 0 | 268 | 1799 | 1799 | 3897 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2012-05-19 | SRM 543 | 1 | 178 | 748.15 | 2.07 | 222 | 2541 | 2816 | 214 | 1439 | 2300 |
| 5 | 2012-05-08 | SRM 542 | 1 | 286 | 354.12 | -0.08 | -7 | 2319 | 4314 | -18 | 1225 | 4127 |
| 4 | 2012-04-23 | SRM 541 | 1 | 489 | 655.90 | -0.01 | 6 | 2326 | 4268 | 10 | 1243 | 3976 |
| 3 | 2012-04-14 | TCO12 Round 1C | 1 | 605 | 981.79 | 0.70 | 121 | 2320 | 4279 | 43 | 1233 | 4033 |
| 2 | 2012-04-07 | TCO12 Round 1B | 1 | 796 | 1,385.76 | 0.80 | 210 | 2199 | 5133 | 50 | 1190 | 4325 |
| 1 | 2012-03-07 | SRM 536 | 2 | 496 | 828.89 | 0.74 | 238 | 1989 | 7016 | -60 | 1140 | 4824 |