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 |
|---|---|---|---|
| Sachs | 2 | 1897 | 888 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.053 | 0.384 | 0.388 | 46.2 | -53 | 40 | 1240 | 1187 | 9429 |
| SRMFix | -0.130 | 0.389 | 0.411 | 73.7 | -85 | 62 | 1262 | 1177 | 9122 |
| EloSRM | -0.078 | 0.470 | 0.476 | 108.2 | -72 | 145 | 1969 | 1897 | 8810 |
| SRM | -0.739 | 0.739 | 0.745 | 156.0 | -192 | -120 | 1080 | 888 | 7749 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-11-20 | SRM 597 | 2 | 679 | 586.36 | -0.55 | -72 | 1897 | 8810 | -192 | 888 | 7749 |
| 1 | 2013-08-12 | SRM 588 | 2 | 583 | 764.76 | 0.39 | 145 | 1969 | 7688 | -120 | 1080 | 5431 |