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 |
|---|---|---|---|
| Ar_Ch | 2 | 2510 | 1183 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 1.087 | 1.162 | 1.591 | 165.3 | 27 | 304 | 2165 | 2165 | 1746 |
| initial | 1.101 | 1.188 | 1.620 | 143.0 | -10 | 276 | 1465 | 1465 | 1647 |
| SRMFix | 1.110 | 1.199 | 1.634 | 168.2 | -22 | 315 | 1493 | 1493 | 1747 |
| EloSRM | 1.051 | 1.210 | 1.603 | 160.0 | -7 | 313 | 2510 | 2510 | 1698 |
| SRM | 0.607 | 1.272 | 1.409 | 156.5 | -165 | 148 | 1183 | 1183 | 1735 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2021-02-24 | SRM 801 | 2 | 26 | 124.70 | 2.26 | 313 | 2510 | 1698 | 148 | 1183 | 1735 |
| 1 | 2021-02-13 | SRM 800 | 2 | 272 | 243.60 | -0.16 | -7 | 2197 | 2822 | -165 | 1035 | 2332 |