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 |
|---|---|---|---|
| xiaowulang | 6 | 2008 | 941 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.078 | 0.739 | 0.847 | 117.2 | -222 | 136 | 1336 | 941 | 7399 |
| initial | 0.339 | 0.925 | 1.174 | 111.4 | -85 | 247 | 1570 | 1445 | 4483 |
| SRMFix | 0.128 | 0.988 | 1.154 | 138.3 | -137 | 395 | 1595 | 1448 | 4631 |
| EloSRM | 0.089 | 0.999 | 1.168 | 140.1 | -77 | 533 | 2095 | 2008 | 4061 |
| Odd | 0.094 | 1.009 | 1.181 | 138.7 | -71 | 538 | 1975 | 1891 | 4017 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2009-04-19 | SRM 438 | 2 | 320 | 337.94 | -0.63 | -34 | 2008 | 4061 | -73 | 941 | 7399 |
| 5 | 2009-03-24 | SRM 437 | 2 | 390 | 212.50 | -0.88 | -53 | 2041 | 3854 | -38 | 1014 | 6249 |
| 4 | 2008-11-22 | SRM 426 | 2 | 125 | 276.34 | 1.14 | 110 | 2095 | 3361 | 86 | 1052 | 5883 |
| 3 | 2008-11-12 | SRM 425 | 2 | 541 | 326.66 | -1.09 | -77 | 1984 | 4157 | -148 | 966 | 7417 |
| 2 | 2008-11-06 | SRM 424 | 1 | 497 | 478.75 | -0.13 | -33 | 2061 | 3533 | -222 | 1114 | 4681 |
| 1 | 2008-06-14 | SRM 405 | 2 | 152 | 660.96 | 2.12 | 533 | 2095 | 3059 | 136 | 1336 | 2516 |