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 |
|---|---|---|---|
| ddtc | 4 | 2595 | 1308 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.322 | 0.582 | 0.923 | 77.5 | -77 | 209 | 1409 | 1308 | 2646 |
| SRMFix | 0.756 | 0.853 | 1.427 | 152.5 | -13 | 519 | 1785 | 1759 | 2931 |
| initial | 0.887 | 0.887 | 1.475 | 106.8 | 0 | 348 | 1627 | 1627 | 3608 |
| EloSRM | 0.743 | 0.896 | 1.490 | 192.9 | -18 | 643 | 2629 | 2595 | 2647 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2015-08-01 | SRM 664 | 1 | 222 | 300.38 | -0.14 | -16 | 2595 | 2647 | -23 | 1308 | 2646 |
| 3 | 2014-12-27 | SRM 643 | 1 | 338 | 374.95 | -0.17 | -18 | 2611 | 3053 | -77 | 1331 | 3067 |
| 2 | 2014-12-16 | SRM 642 | 1 | 229 | 286.30 | 0.32 | 95 | 2629 | 2952 | -1 | 1408 | 2507 |
| 1 | 2014-12-11 | SRM 641 | 2 | 65 | 504.00 | 2.96 | 643 | 2534 | 3541 | 209 | 1409 | 2532 |