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 |
|---|---|---|---|
| Safy97 | 2 | 2218 | 788 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.140 | 0.567 | 0.584 | 68.2 | -85 | 51 | 1251 | 1166 | 3094 |
| SRMFix | -0.176 | 0.608 | 0.633 | 113.1 | -125 | 101 | 1301 | 1176 | 2889 |
| EloSRM | -0.228 | 0.635 | 0.674 | 126.8 | -117 | 136 | 2335 | 2218 | 2605 |
| SRM | -0.646 | 0.646 | 0.798 | 206.0 | -376 | -36 | 1164 | 788 | 3612 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2021-01-15 | Beginner SRM 2 | 1 | 181 | 77.56 | -0.86 | -117 | 2218 | 2605 | -376 | 788 | 3612 |
| 1 | 2021-01-09 | SRM 797 | 2 | 100 | 132.61 | 0.41 | 136 | 2335 | 2178 | -36 | 1164 | 1759 |