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 |
|---|---|---|---|
| o-taki | 7 | 2055 | 1017 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.449 | 0.870 | 1.053 | 97.8 | -55 | 327 | 1936 | 1936 | 3720 |
| EloSRM | 0.435 | 0.878 | 1.055 | 102.6 | -62 | 333 | 2055 | 2055 | 3709 |
| initial | 0.495 | 0.890 | 1.087 | 107.1 | -71 | 212 | 1617 | 1617 | 3513 |
| SRMFix | 0.494 | 0.928 | 1.094 | 110.3 | -87 | 256 | 1545 | 1545 | 3878 |
| SRM | 0.392 | 1.039 | 1.113 | 109.6 | -298 | 101 | 1017 | 1017 | 6320 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2009-02-07 | SRM 434 | 2 | 224 | 251.24 | 0.17 | 24 | 2055 | 3709 | 25 | 1017 | 6320 |
| 6 | 2009-01-06 | SRM 432 | 2 | 104 | 253.21 | 1.28 | 100 | 2030 | 3897 | 82 | 992 | 7017 |
| 5 | 2008-12-11 | SRM 429 | 2 | 468 | 288.01 | -0.70 | -41 | 1930 | 4691 | -49 | 910 | 8083 |
| 4 | 2008-12-02 | SRM 428 | 2 | 150 | 373.24 | 1.32 | 142 | 1971 | 4335 | 84 | 959 | 7551 |
| 3 | 2008-11-12 | SRM 425 | 2 | 541 | 423.75 | -0.72 | -62 | 1830 | 5590 | -128 | 875 | 8472 |
| 2 | 2008-10-08 | SRM 421 | 2 | 175 | 623.02 | 1.83 | 333 | 1892 | 4922 | 101 | 1003 | 6891 |
| 1 | 2008-09-11 | SRM 417 | 2 | 668 | 609.62 | -0.13 | -16 | 1558 | 9267 | -298 | 902 | 8373 |