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 |
|---|---|---|---|
| CKA | 4 | 1927 | 932 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.580 | 0.640 | 0.877 | 101.3 | -9 | 222 | 1808 | 1808 | 4579 |
| EloSRM | 0.570 | 0.643 | 0.874 | 106.0 | -23 | 224 | 1927 | 1927 | 4540 |
| initial | 0.550 | 0.662 | 0.894 | 79.7 | -27 | 203 | 1465 | 1465 | 4365 |
| SRMFix | 0.531 | 0.675 | 0.890 | 87.2 | -69 | 171 | 1411 | 1411 | 5117 |
| SRM | 0.089 | 0.803 | 0.992 | 122.5 | -321 | 100 | 932 | 932 | 8046 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2008-09-04 | SRM 416 | 2 | 131 | 410.79 | 1.65 | 224 | 1927 | 4540 | 100 | 932 | 8046 |
| 3 | 2008-04-12 | SRM 397 | 2 | 376 | 524.24 | 0.48 | 92 | 1703 | 5742 | 11 | 832 | 6508 |
| 2 | 2008-03-22 | SRM 394 | 2 | 475 | 583.86 | 0.30 | 86 | 1611 | 6620 | -58 | 821 | 6745 |
| 1 | 2008-03-06 | SRM 392 | 2 | 614 | 555.03 | -0.15 | -23 | 1526 | 7384 | -321 | 879 | 6142 |