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 |
|---|---|---|---|
| R.Lukaku | 3 | 2201 | 1112 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.023 | 0.334 | 0.351 | 74.0 | -122 | 67 | 1267 | 1112 | 4908 |
| SRMFix | 0.480 | 0.515 | 0.831 | 106.4 | -8 | 302 | 1512 | 1504 | 5445 |
| initial | 0.530 | 0.533 | 0.872 | 64.1 | -1 | 182 | 1392 | 1391 | 6540 |
| EloSRM | 0.514 | 0.565 | 0.910 | 153.6 | -13 | 424 | 2215 | 2201 | 5119 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2012-08-04 | SRM 551 | 1 | 576 | 595.35 | -0.08 | -13 | 2201 | 5119 | -122 | 1112 | 4908 |
| 2 | 2012-07-21 | SRM 550 | 1 | 423 | 568.44 | 0.04 | 23 | 2215 | 4977 | -33 | 1234 | 3799 |
| 1 | 2012-07-02 | SRM 548 | 2 | 157 | 467.43 | 1.57 | 424 | 2192 | 5178 | 67 | 1267 | 3476 |