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 |
|---|---|---|---|
| Acho3 | 3 | 2171 | 968 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.296 | 0.492 | 0.528 | 59.2 | -35 | 91 | 1307 | 1307 | 7275 |
| EloSRM | 0.337 | 0.502 | 0.539 | 129.1 | -50 | 179 | 2171 | 2171 | 6487 |
| SRMFix | 0.290 | 0.533 | 0.556 | 88.0 | -86 | 98 | 1292 | 1292 | 7458 |
| SRM | -0.208 | 0.659 | 0.832 | 162.7 | -337 | 128 | 968 | 968 | 6560 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2015-04-11 | 2015 TCO 1A | 1 | 613 | 1,009.79 | 0.72 | 179 | 2171 | 6487 | 128 | 968 | 6560 |
| 2 | 2015-04-09 | SRM 655 | 2 | 320 | 464.97 | 0.54 | 158 | 1992 | 8202 | -23 | 840 | 8062 |
| 1 | 2014-10-23 | SRM 637 | 2 | 772 | 650.51 | -0.25 | -50 | 1834 | 10702 | -337 | 863 | 8515 |