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 |
|---|---|---|---|
| sedatk | 2 | 1859 | 1053 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.518 | 0.518 | 0.658 | 86.2 | 28 | 145 | 1372 | 1372 | 4760 |
| SRM | -0.242 | 0.548 | 0.599 | 88.5 | -162 | 15 | 1053 | 1053 | 4391 |
| initial | 0.597 | 0.597 | 0.733 | 71.9 | 21 | 123 | 1344 | 1344 | 4912 |
| EloSRM | 0.609 | 0.609 | 0.697 | 160.4 | 114 | 207 | 1859 | 1859 | 4521 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-04-15 | SRM 398 | 2 | 230 | 444.00 | 0.95 | 207 | 1859 | 4521 | 15 | 1053 | 4391 |
| 1 | 2007-12-27 | SRM 385 | 2 | 406 | 489.03 | 0.27 | 114 | 1652 | 5874 | -162 | 1038 | 4485 |