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 |
|---|---|---|---|
| ivkontiny | 2 | 2225 | 886 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.411 | 0.851 | 0.945 | 102.5 | -53 | 152 | 1299 | 1299 | 4326 |
| Odd | 0.596 | 0.924 | 1.099 | 231.6 | -69 | 394 | 1939 | 1939 | 4153 |
| SRMFix | 0.432 | 0.949 | 1.042 | 163.2 | -120 | 206 | 1286 | 1286 | 4505 |
| EloSRM | 0.595 | 0.977 | 1.144 | 272.6 | -88 | 457 | 2225 | 2225 | 3951 |
| SRM | -0.169 | 1.286 | 1.297 | 264.0 | -421 | 107 | 886 | 886 | 4946 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2017-02-21 | SRM 709 | 2 | 117 | 348.01 | 1.57 | 457 | 2225 | 3951 | 107 | 886 | 4946 |
| 1 | 2014-04-04 | SRM 615 | 2 | 806 | 618.40 | -0.38 | -88 | 1768 | 11051 | -421 | 779 | 9420 |