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 |
|---|---|---|---|
| ding3123 | 4 | 1925 | 806 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.270 | 0.676 | 0.768 | 81.4 | -67 | 151 | 1330 | 1330 | 6430 |
| Odd | 0.292 | 0.683 | 0.781 | 109.8 | -75 | 192 | 1762 | 1762 | 6585 |
| EloSRM | 0.285 | 0.697 | 0.791 | 118.2 | -80 | 199 | 1925 | 1925 | 6494 |
| SRMFix | 0.253 | 0.702 | 0.782 | 97.8 | -80 | 133 | 1291 | 1291 | 6863 |
| SRM | -0.094 | 0.773 | 0.846 | 143.5 | -292 | 90 | 908 | 806 | 7991 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-06-02 | SRM 508 | 2 | 353 | 843.61 | 1.26 | 199 | 1925 | 6494 | 90 | 806 | 7991 |
| 3 | 2011-02-26 | SRM 498 | 2 | 1011 | 657.82 | -0.62 | -80 | 1726 | 7786 | -185 | 716 | 8612 |
| 2 | 2010-11-13 | SRM 487 | 2 | 472 | 770.34 | 0.71 | 160 | 1806 | 6527 | -7 | 901 | 5958 |
| 1 | 2010-10-21 | Member SRM 485 | 2 | 546 | 592.05 | -0.20 | -35 | 1646 | 7884 | -292 | 908 | 5753 |