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 |
|---|---|---|---|
| adroito | 2 | 1520 | 484 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.245 | 0.277 | 0.370 | 75.9 | -128 | 24 | 1520 | 1520 | 9347 |
| SRMFix | -0.328 | 0.328 | 0.457 | 74.8 | -148 | -1 | 1052 | 1050 | 9851 |
| initial | -0.331 | 0.331 | 0.423 | 39.8 | -72 | -8 | 1128 | 1120 | 9687 |
| SRM | -0.789 | 0.789 | 1.099 | 383.0 | -741 | 25 | 484 | 484 | 9953 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-09-23 | SRM 449 | 2 | 561 | 768.59 | 0.03 | 24 | 1520 | 9347 | 25 | 484 | 9953 |
| 1 | 2009-09-10 | SRM 448 | 2 | 984 | 687.27 | -0.52 | -128 | 1497 | 9657 | -741 | 459 | 10070 |