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 |
|---|---|---|---|
| ZK000 | 4 | 2072 | 950 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.409 | 0.409 | 0.545 | 99.7 | 32 | 225 | 2072 | 2072 | 5892 |
| Odd | 0.420 | 0.420 | 0.537 | 98.7 | 50 | 196 | 1894 | 1894 | 6081 |
| SRMFix | 0.406 | 0.470 | 0.582 | 62.4 | -31 | 105 | 1387 | 1387 | 6404 |
| initial | 0.443 | 0.475 | 0.610 | 57.2 | -8 | 106 | 1413 | 1413 | 6058 |
| SRM | -0.051 | 0.675 | 0.726 | 94.0 | -236 | 39 | 964 | 950 | 6720 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-02-09 | SRM 532 | 2 | 350 | 526.80 | 0.59 | 94 | 2072 | 5892 | 39 | 950 | 6720 |
| 3 | 2012-01-31 | SRM 531 | 2 | 409 | 767.80 | 0.91 | 225 | 1979 | 6753 | 24 | 911 | 7156 |
| 2 | 2010-10-05 | SRM 484 | 2 | 436 | 476.67 | 0.13 | 49 | 1754 | 6889 | -77 | 887 | 6032 |
| 1 | 2010-08-26 | SRM 480 | 2 | 499 | 502.52 | 0.01 | 32 | 1705 | 7040 | -236 | 964 | 5069 |