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 |
|---|---|---|---|
| ztf0025 | 1 | 2017 | 1234 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.219 | 0.219 | 0.219 | 34.0 | 34 | 34 | 1234 | 1234 | 2665 |
| SRMFix | 1.142 | 1.142 | 1.142 | 247.6 | 248 | 248 | 1448 | 1448 | 4240 |
| initial | 1.206 | 1.206 | 1.206 | 145.3 | 145 | 145 | 1345 | 1345 | 4966 |
| EloSRM | 1.282 | 1.282 | 1.282 | 360.9 | 361 | 361 | 2017 | 2017 | 4060 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2010-04-20 | Member SRM 468 | 2 | 261 | 634.89 | 1.28 | 361 | 2017 | 4060 | 34 | 1234 | 2665 |