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 |
|---|---|---|---|
| joaolima | 2 | 2230 | 1307 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.571 | 0.789 | 0.974 | 122.5 | -69 | 176 | 1376 | 1307 | 2658 |
| SRMFix | 1.274 | 1.274 | 1.666 | 242.6 | 34 | 451 | 1685 | 1685 | 3031 |
| EloSRM | 1.323 | 1.323 | 1.767 | 327.0 | 60 | 594 | 2230 | 2230 | 2593 |
| Odd | 1.339 | 1.339 | 1.791 | 332.5 | 58 | 607 | 2103 | 2103 | 2616 |
| initial | 1.374 | 1.374 | 1.718 | 165.4 | 41 | 290 | 1531 | 1531 | 3887 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-11-22 | SRM 426 | 1 | 496 | 551.49 | 0.15 | 60 | 2230 | 2593 | -69 | 1307 | 2658 |
| 1 | 2008-09-24 | SRM 419 | 2 | 71 | 399.84 | 2.49 | 594 | 2171 | 2890 | 176 | 1376 | 2231 |