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 |
|---|---|---|---|
| zwbill | 2 | 1677 | 912 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.024 | 0.025 | 0.034 | 4.4 | -8 | 0 | 1200 | 1192 | 6944 |
| initial | 0.016 | 0.029 | 0.033 | 3.5 | -1 | 5 | 1205 | 1204 | 7022 |
| EloSRM | 0.014 | 0.084 | 0.085 | 33.4 | 7 | 60 | 1677 | 1677 | 6927 |
| Odd | 0.031 | 0.097 | 0.102 | 43.8 | 14 | 74 | 1547 | 1547 | 7005 |
| SRM | -0.578 | 0.578 | 0.579 | 144.0 | -147 | -141 | 1053 | 912 | 5989 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-06-13 | SRM 442 | 2 | 657 | 625.60 | -0.07 | 7 | 1677 | 6927 | -141 | 912 | 5989 |
| 1 | 2009-05-27 | SRM 441 | 2 | 648 | 693.56 | 0.10 | 60 | 1670 | 7026 | -147 | 1053 | 4423 |