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 |
|---|---|---|---|
| ap08 | 2 | 2054 | 1143 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.095 | 0.640 | 0.647 | 72.5 | -101 | 44 | 1143 | 1143 | 3867 |
| SRMFix | 0.810 | 0.810 | 0.932 | 137.5 | 83 | 192 | 1475 | 1475 | 4649 |
| EloSRM | 0.847 | 0.847 | 0.921 | 182.9 | 172 | 194 | 2054 | 2054 | 4676 |
| initial | 0.937 | 0.937 | 1.074 | 112.9 | 50 | 176 | 1426 | 1426 | 5016 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-12-18 | Member SRM 491 | 2 | 239 | 552.59 | 1.21 | 194 | 2054 | 4676 | 44 | 1143 | 3867 |
| 1 | 2010-12-08 | SRM 490 | 2 | 501 | 701.03 | 0.48 | 172 | 1860 | 6244 | -101 | 1099 | 4176 |