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 |
|---|---|---|---|
| davidwangTc | 2 | 2661 | 1391 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.733 | 2.378 | 2.942 | 324.5 | -229 | 420 | 1620 | 1391 | 2420 |
| initial | 2.483 | 2.586 | 3.585 | 311.4 | -12 | 610 | 1810 | 1798 | 3593 |
| SRMFix | 2.318 | 2.696 | 3.555 | 415.8 | -63 | 768 | 1968 | 1905 | 2610 |
| EloSRM | 2.388 | 2.738 | 3.633 | 439.5 | -62 | 817 | 2723 | 2661 | 2638 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-04-27 | SRM 657 | 1 | 241 | 215.38 | -0.35 | -62 | 2661 | 2638 | -229 | 1391 | 2420 |
| 1 | 2015-03-25 | SRM 654 | 2 | 9 | 314.32 | 5.13 | 817 | 2723 | 2414 | 420 | 1620 | 1422 |