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 |
|---|---|---|---|
| zja | 3 | 1490 | 140 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.157 | 0.357 | 0.365 | 90.3 | -121 | 80 | 1490 | 1490 | 9605 |
| initial | -0.289 | 0.387 | 0.424 | 46.6 | -66 | 18 | 1134 | 1096 | 9920 |
| SRMFix | -0.250 | 0.406 | 0.434 | 78.3 | -139 | 33 | 1061 | 1030 | 9995 |
| SRM | -0.499 | 0.754 | 0.963 | 400.0 | -802 | 70 | 398 | 140 | 10287 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-08-08 | SRM 446 | 2 | 732 | 900.92 | 0.30 | 80 | 1490 | 9605 | 70 | 140 | 10287 |
| 2 | 2009-07-23 | SRM 445 | 2 | 1051 | 845.81 | -0.31 | -70 | 1410 | 10242 | -328 | 70 | 10369 |
| 1 | 2009-03-24 | SRM 437 | 2 | 854 | 611.05 | -0.46 | -121 | 1480 | 11706 | -802 | 398 | 12605 |