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 |
|---|---|---|---|
| Ertach | 1 | 1686 | 1243 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.247 | 0.247 | 0.247 | 43.0 | 43 | 43 | 1243 | 1243 | 1122 |
| SRMFix | 0.923 | 0.923 | 0.923 | 205.0 | 205 | 205 | 1405 | 1405 | 1785 |
| initial | 0.964 | 0.964 | 0.964 | 116.1 | 116 | 116 | 1316 | 1316 | 1982 |
| EloSRM | 1.050 | 1.050 | 1.050 | 292.2 | 292 | 292 | 1686 | 1686 | 1770 |
| Odd | 1.078 | 1.078 | 1.078 | 301.1 | 301 | 301 | 1624 | 1624 | 1795 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2005-02-19 | SRM 231 | 2 | 95 | 196.73 | 1.05 | 292 | 1686 | 1770 | 43 | 1243 | 1122 |