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 |
|---|---|---|---|
| edgared | 3 | 1689 | 655 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.142 | 0.387 | 0.388 | 46.6 | -49 | 44 | 1198 | 1149 | 10145 |
| SRMFix | -0.135 | 0.415 | 0.415 | 74.8 | -101 | 70 | 1169 | 1115 | 9691 |
| EloSRM | -0.063 | 0.418 | 0.427 | 106.6 | -76 | 174 | 1758 | 1689 | 9489 |
| SRM | -0.572 | 0.624 | 0.775 | 181.7 | -385 | -17 | 815 | 655 | 10432 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2011-09-19 | SRM 519 | 2 | 790 | 600.45 | -0.40 | -69 | 1689 | 9489 | -143 | 655 | 10432 |
| 2 | 2011-03-08 | SRM 499 | 2 | 608 | 879.28 | 0.53 | 174 | 1758 | 7565 | -17 | 798 | 7652 |
| 1 | 2010-05-20 | SRM 470 | 2 | 752 | 690.76 | -0.32 | -76 | 1584 | 8141 | -385 | 815 | 6762 |