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 |
|---|---|---|---|
| wq1987 | 4 | 1818 | 753 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.357 | 0.451 | 0.536 | 126.8 | -237 | 30 | 1230 | 753 | 8038 |
| initial | 0.051 | 0.515 | 0.697 | 62.0 | -97 | 136 | 1336 | 1225 | 6639 |
| SRMFix | -0.113 | 0.651 | 0.767 | 104.7 | -107 | 235 | 1435 | 1250 | 6265 |
| EloSRM | -0.127 | 0.729 | 0.858 | 118.6 | -80 | 336 | 1956 | 1818 | 5716 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-09-23 | SRM 449 | 2 | 948 | 471.36 | -1.08 | -80 | 1818 | 5716 | -184 | 753 | 8038 |
| 3 | 2009-09-10 | SRM 448 | 2 | 548 | 369.64 | -0.57 | -43 | 1898 | 5024 | -56 | 937 | 5555 |
| 2 | 2009-08-25 | SRM 447 | 1 | 529 | 528.26 | -0.06 | -15 | 1941 | 4621 | -237 | 993 | 4881 |
| 1 | 2009-08-08 | SRM 446 | 2 | 310 | 713.98 | 1.20 | 336 | 1956 | 4490 | 30 | 1230 | 2853 |