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 |
|---|---|---|---|
| PolNik | 2 | 2270 | 1034 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.984 | 1.264 | 1.602 | 152.2 | -34 | 271 | 1437 | 1437 | 4451 |
| EloSRM | 1.039 | 1.278 | 1.647 | 216.7 | -44 | 389 | 2270 | 2270 | 4350 |
| SRMFix | 0.988 | 1.317 | 1.646 | 196.3 | -78 | 314 | 1436 | 1436 | 4545 |
| SRM | 0.371 | 1.520 | 1.565 | 221.0 | -304 | 138 | 1034 | 1034 | 4495 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-10-10 | SRM 670 | 2 | 116 | 580.67 | 2.32 | 389 | 2270 | 4350 | 138 | 1034 | 4495 |
| 1 | 2015-08-11 | SRM 665 | 2 | 422 | 357.54 | -0.24 | -44 | 1881 | 7717 | -304 | 896 | 6231 |