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 |
|---|---|---|---|
| amphro | 2 | 2184 | 1250 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.430 | 0.758 | 0.871 | 129.0 | -104 | 154 | 1354 | 1250 | 2739 |
| SRMFix | 1.060 | 1.091 | 1.521 | 213.1 | -5 | 421 | 1621 | 1616 | 3370 |
| initial | 1.129 | 1.129 | 1.567 | 136.0 | 5 | 267 | 1472 | 1472 | 4235 |
| EloSRM | 1.118 | 1.168 | 1.617 | 275.7 | -3 | 548 | 2187 | 2184 | 3142 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-02-06 | SRM 460 | 1 | 427 | 506.84 | -0.05 | -3 | 2184 | 3142 | -104 | 1250 | 2739 |
| 1 | 2009-12-22 | SRM 456 | 2 | 105 | 512.02 | 2.29 | 548 | 2187 | 3021 | 154 | 1354 | 2039 |