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 |
|---|---|---|---|
| arkahjp | 4 | 2613 | 1334 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.549 | 0.885 | 1.097 | 151.3 | -160 | 223 | 1423 | 1334 | 2983 |
| SRMFix | 1.062 | 1.161 | 1.615 | 203.9 | -26 | 505 | 1761 | 1761 | 3680 |
| initial | 1.182 | 1.193 | 1.670 | 143.6 | -2 | 336 | 1627 | 1627 | 4640 |
| EloSRM | 1.082 | 1.203 | 1.680 | 266.4 | -34 | 617 | 2613 | 2613 | 3030 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-03-09 | SRM 652 | 1 | 338 | ||||||||
| 3 | 2015-02-10 | SRM 649 | 1 | 306 | 458.04 | 0.58 | 148 | 2613 | 3030 | 71 | 1334 | 2983 |
| 2 | 2014-10-23 | SRM 637 | 1 | 486 | 513.63 | -0.18 | -34 | 2464 | 4090 | -160 | 1263 | 3843 |
| 1 | 2014-10-04 | SRM 635 | 2 | 84 | 603.78 | 2.85 | 617 | 2498 | 3813 | 223 | 1423 | 2471 |