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 |
|---|---|---|---|
| arisa | 4 | 1691 | 839 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.268 | 0.913 | 1.296 | 98.8 | -70 | 302 | 1675 | 1605 | 4291 |
| EloSRM | 0.256 | 0.926 | 1.302 | 105.0 | -74 | 307 | 1765 | 1691 | 4236 |
| SRMFix | 0.242 | 0.937 | 1.286 | 116.3 | -106 | 261 | 1363 | 1257 | 4633 |
| initial | 0.186 | 0.970 | 1.293 | 116.8 | -133 | 278 | 1423 | 1290 | 4306 |
| SRM | -0.044 | 1.097 | 1.263 | 169.8 | -280 | 159 | 953 | 839 | 5448 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2007-02-07 | SRM 338 | 2 | 445 | 212.51 | -1.07 | -74 | 1691 | 4236 | -114 | 839 | 5448 |
| 3 | 2007-01-17 | SRM 335 | 2 | 79 | 406.99 | 2.37 | 307 | 1765 | 3662 | 159 | 953 | 4388 |
| 2 | 2006-12-21 | SRM 331 | 2 | 390 | 373.93 | -0.06 | 6 | 1457 | 5759 | -126 | 794 | 5758 |
| 1 | 2006-11-22 | SRM 327 | 2 | 379 | 326.93 | -0.21 | -32 | 1451 | 5728 | -280 | 920 | 4495 |