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 |
|---|---|---|---|
| helgui | 1 | 2374 | 1298 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.733 | 0.733 | 0.733 | 98.0 | 98 | 98 | 1298 | 1298 | 3300 |
| SRMFix | 1.742 | 1.742 | 1.742 | 354.8 | 355 | 355 | 1555 | 1555 | 5091 |
| initial | 1.810 | 1.810 | 1.810 | 218.0 | 218 | 218 | 1418 | 1418 | 6275 |
| EloSRM | 1.861 | 1.861 | 1.861 | 474.2 | 474 | 474 | 2374 | 2374 | 4707 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2015-02-10 | SRM 649 | 2 | 141 | 512.21 | 1.86 | 474 | 2374 | 4707 | 98 | 1298 | 3300 |