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 |
|---|---|---|---|
| 201tank | 1 | 1677 | 1061 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.026 | 0.026 | 0.026 | 6.4 | 6 | 6 | 1206 | 1206 | 6833 |
| initial | 0.070 | 0.070 | 0.070 | 8.4 | 8 | 8 | 1208 | 1208 | 7009 |
| EloSRM | 0.123 | 0.123 | 0.123 | 66.7 | 67 | 67 | 1677 | 1677 | 6954 |
| Odd | 0.153 | 0.153 | 0.153 | 80.4 | 80 | 80 | 1540 | 1540 | 7106 |
| SRM | -0.578 | 0.578 | 0.578 | 139.0 | -139 | -139 | 1061 | 1061 | 4356 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-05-27 | SRM 441 | 2 | 637 | 693.56 | 0.12 | 67 | 1677 | 6954 | -139 | 1061 | 4356 |