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 |
|---|---|---|---|
| scracco | 2 | 1735 | 1003 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.669 | 0.942 | 1.155 | 113.4 | -33 | 194 | 1361 | 1361 | 1828 |
| SRMFix | 0.672 | 1.022 | 1.223 | 164.1 | -83 | 245 | 1362 | 1362 | 1949 |
| Odd | 0.827 | 1.050 | 1.336 | 230.2 | -31 | 429 | 1641 | 1641 | 1779 |
| EloSRM | 0.864 | 1.073 | 1.377 | 270.3 | -37 | 504 | 1735 | 1735 | 1655 |
| SRM | 0.118 | 1.291 | 1.297 | 220.5 | -319 | 122 | 1003 | 1003 | 2055 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2005-04-30 | SRM 240 | 2 | 62 | 237.35 | 1.94 | 504 | 1735 | 1655 | 122 | 1003 | 2055 |
| 1 | 2002-08-27 | SRM 110 | 2 | 161 | 139.34 | -0.21 | -37 | 1231 | 2696 | -319 | 881 | 2114 |