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 |
|---|---|---|---|
| fromnowon | 2 | 1513 | 637 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.277 | 0.277 | 0.286 | 40.8 | -54 | -27 | 1440 | 1385 | 9404 |
| EloSRM | -0.299 | 0.299 | 0.303 | 54.8 | -63 | -47 | 1576 | 1513 | 9450 |
| initial | -0.370 | 0.370 | 0.375 | 44.6 | -52 | -37 | 1163 | 1111 | 9769 |
| SRMFix | -0.373 | 0.373 | 0.373 | 75.0 | -86 | -64 | 1114 | 1050 | 9799 |
| SRM | -0.997 | 0.997 | 1.019 | 281.5 | -324 | -239 | 876 | 637 | 9024 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-10-17 | SRM 450 | 2 | 857 | 708.82 | -0.35 | -63 | 1513 | 9450 | -239 | 637 | 9024 |
| 1 | 2009-08-25 | SRM 447 | 2 | 753 | 634.07 | -0.25 | -47 | 1576 | 7892 | -324 | 876 | 6437 |