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 |
|---|---|---|---|
| Sperca | 3 | 1549 | 433 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.350 | 0.369 | 0.448 | 44.4 | -77 | 3 | 1203 | 1074 | 9564 |
| SRMFix | -0.372 | 0.372 | 0.455 | 57.8 | -109 | -10 | 1190 | 1027 | 9515 |
| EloSRM | -0.342 | 0.406 | 0.473 | 72.2 | -99 | 59 | 1706 | 1549 | 8458 |
| SRM | -0.915 | 0.915 | 0.956 | 255.7 | -375 | -194 | 1006 | 433 | 9562 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2010-03-02 | SRM 463 | 2 | 856 | 641.70 | -0.43 | -58 | 1549 | 8458 | -198 | 433 | 9562 |
| 2 | 2010-02-17 | SRM 462 | 2 | 728 | 452.84 | -0.69 | -99 | 1607 | 7782 | -375 | 631 | 8640 |
| 1 | 2010-02-13 | Member SRM 461 | 2 | 700 | 748.03 | 0.10 | 59 | 1706 | 6682 | -194 | 1006 | 4722 |