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 |
|---|---|---|---|
| zakiazigazi | 4 | 1785 | 796 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.061 | 0.662 | 0.717 | 79.7 | -77 | 133 | 1374 | 1230 | 6416 |
| SRMFix | -0.069 | 0.696 | 0.746 | 101.9 | -115 | 151 | 1420 | 1232 | 6323 |
| SRM | -0.508 | 0.706 | 0.743 | 108.0 | -157 | 14 | 1097 | 796 | 7091 |
| EloSRM | -0.042 | 0.723 | 0.752 | 124.7 | -101 | 180 | 1952 | 1785 | 6142 |
| Odd | -0.040 | 0.750 | 0.776 | 126.4 | -94 | 181 | 1816 | 1661 | 6047 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-05-20 | SRM 470 | 2 | 752 | 551.64 | -0.65 | -66 | 1785 | 6142 | -144 | 796 | 7091 |
| 3 | 2010-05-04 | SRM 469 | 2 | 746 | 405.52 | -0.88 | -101 | 1851 | 5458 | -157 | 940 | 5310 |
| 2 | 2009-09-23 | SRM 449 | 2 | 308 | 592.81 | 0.94 | 180 | 1952 | 4588 | 14 | 1097 | 3967 |
| 1 | 2009-08-08 | SRM 446 | 2 | 535 | 713.95 | 0.42 | 152 | 1773 | 5989 | -117 | 1083 | 4025 |