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 |
|---|---|---|---|
| federico_e_rita | 4 | 1339 | 497 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.162 | 0.183 | 0.223 | 30.6 | -59 | 26 | 1306 | 1270 | 7739 |
| EloSRM | -0.146 | 0.184 | 0.224 | 35.3 | -73 | 32 | 1375 | 1339 | 7811 |
| SRMFix | -0.264 | 0.264 | 0.308 | 47.7 | -111 | -8 | 1089 | 1009 | 7802 |
| initial | -0.292 | 0.292 | 0.318 | 35.1 | -52 | -14 | 1148 | 1060 | 7800 |
| SRM | -0.616 | 0.616 | 0.671 | 175.8 | -333 | -82 | 867 | 497 | 7678 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2007-07-24 | SRM 360 | 2 | 636 | 542.65 | -0.25 | -36 | 1339 | 7811 | -158 | 497 | 7678 |
| 3 | 2007-07-21 | SRM 359 | 2 | 525 | 554.79 | 0.08 | 32 | 1375 | 7495 | -82 | 655 | 6912 |
| 2 | 2007-07-17 | SRM 358 | 2 | 373 | 435.96 | -0.05 | 0 | 1343 | 7659 | -130 | 737 | 6186 |
| 1 | 2005-07-26 | SRM 254 | 2 | 208 | 190.60 | -0.36 | -73 | 1343 | 3547 | -333 | 867 | 2906 |