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 |
|---|---|---|---|
| Ko.Ma | 2 | 1952 | 758 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.255 | 0.255 | 0.302 | 28.9 | -54 | 4 | 1676 | 1676 | 4671 |
| SRMFix | -0.264 | 0.264 | 0.336 | 60.0 | -110 | -10 | 1090 | 1080 | 5062 |
| EloSRM | -0.280 | 0.280 | 0.334 | 40.4 | -79 | -1 | 1953 | 1952 | 4666 |
| initial | -0.306 | 0.306 | 0.341 | 36.8 | -55 | -19 | 1145 | 1126 | 5152 |
| SRM | -0.658 | 0.658 | 0.707 | 221.0 | -318 | -124 | 882 | 758 | 4658 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2017-10-12 | SRM 722 | 2 | 150 | 140.16 | -0.10 | -1 | 1952 | 4666 | -124 | 758 | 4658 |
| 1 | 2017-09-26 | SRM 721 | 2 | 190 | 178.90 | -0.46 | -79 | 1953 | 4705 | -318 | 882 | 4022 |