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 |
|---|---|---|---|
| drwho10 | 1 | 1540 | 769 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.368 | 0.368 | 0.368 | 85.5 | -86 | -86 | 1540 | 1540 | 8824 |
| initial | -0.439 | 0.439 | 0.439 | 52.9 | -53 | -53 | 1147 | 1147 | 8902 |
| SRMFix | -0.493 | 0.493 | 0.493 | 114.9 | -115 | -115 | 1085 | 1085 | 9170 |
| SRM | -1.404 | 1.404 | 1.404 | 431.0 | -431 | -431 | 769 | 769 | 7850 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-09-10 | SRM 448 | 2 | 887 | 687.44 | -0.37 | -86 | 1540 | 8824 | -431 | 769 | 7850 |