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 |
|---|---|---|---|
| Marukawa | 2 | 1619 | 833 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.051 | 0.426 | 0.429 | 51.3 | -57 | 45 | 1245 | 1188 | 5841 |
| SRMFix | -0.143 | 0.453 | 0.475 | 85.4 | -97 | 74 | 1274 | 1177 | 5714 |
| EloSRM | -0.077 | 0.542 | 0.548 | 126.3 | -78 | 174 | 1697 | 1619 | 5359 |
| Odd | -0.069 | 0.544 | 0.548 | 122.8 | -68 | 178 | 1582 | 1514 | 5450 |
| SRM | -0.832 | 0.832 | 0.853 | 183.5 | -242 | -125 | 1075 | 833 | 5477 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-09-12 | SRM 365 | 2 | 535 | 394.33 | -0.62 | -78 | 1619 | 5359 | -242 | 833 | 5477 |
| 1 | 2007-09-04 | SRM 364 | 2 | 294 | 405.80 | 0.46 | 174 | 1697 | 4770 | -125 | 1075 | 3477 |