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 |
|---|---|---|---|
| jccb | 4 | 1888 | 819 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.275 | 0.861 | 0.904 | 103.7 | -75 | 139 | 1408 | 1332 | 5708 |
| Odd | 0.282 | 0.874 | 0.941 | 171.3 | -80 | 406 | 1810 | 1757 | 5118 |
| EloSRM | 0.254 | 0.891 | 0.959 | 198.3 | -98 | 487 | 1951 | 1888 | 4971 |
| SRMFix | 0.269 | 0.895 | 0.936 | 134.4 | -138 | 187 | 1387 | 1313 | 6093 |
| SRM | -0.073 | 0.962 | 0.989 | 170.2 | -424 | 81 | 926 | 819 | 9043 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2008-11-22 | SRM 426 | 2 | 525 | 363.95 | -0.82 | -62 | 1888 | 4971 | -107 | 819 | 9043 |
| 3 | 2008-10-28 | SRM 423 | 2 | 157 | 282.10 | 0.84 | 145 | 1951 | 4385 | 69 | 926 | 7794 |
| 2 | 2008-10-02 | SRM 420 | 2 | 244 | 664.04 | 1.44 | 487 | 1805 | 5780 | 81 | 857 | 8927 |
| 1 | 2005-07-28 | SRM 255 | 2 | 279 | 203.60 | -0.45 | -98 | 1318 | 3823 | -424 | 776 | 3506 |