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 |
|---|---|---|---|
| nd_r | 1 | 1678 | 1004 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.020 | 0.020 | 0.020 | 2.5 | 2 | 2 | 1202 | 1202 | 6971 |
| SRMFix | -0.034 | 0.034 | 0.034 | 8.4 | -8 | -8 | 1192 | 1192 | 6895 |
| EloSRM | 0.082 | 0.082 | 0.082 | 55.1 | 55 | 55 | 1678 | 1678 | 6907 |
| SRM | -0.875 | 0.875 | 0.875 | 196.0 | -196 | -196 | 1004 | 1004 | 4753 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-08-25 | SRM 447 | 2 | 599 | 634.09 | 0.08 | 55 | 1678 | 6907 | -196 | 1004 | 4753 |