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 |
|---|---|---|---|
| arlm | 4 | 1463 | 608 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.205 | 0.394 | 0.416 | 47.4 | -64 | 45 | 1188 | 1101 | 7315 |
| SRMFix | -0.179 | 0.407 | 0.431 | 70.0 | -117 | 75 | 1158 | 1071 | 6896 |
| Odd | -0.155 | 0.427 | 0.455 | 78.8 | -68 | 168 | 1469 | 1386 | 5965 |
| EloSRM | -0.155 | 0.432 | 0.461 | 86.6 | -81 | 174 | 1554 | 1463 | 5974 |
| SRM | -0.500 | 0.529 | 0.676 | 148.0 | -352 | -12 | 848 | 608 | 7225 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2007-02-14 | SRM 339 | 2 | 309 | 328.54 | -0.20 | -17 | 1463 | 5974 | -34 | 608 | 7225 |
| 3 | 2007-01-25 | SRM 336 | 2 | 417 | 274.79 | -0.60 | -74 | 1480 | 5685 | -194 | 642 | 6933 |
| 2 | 2007-01-17 | SRM 335 | 2 | 303 | 445.03 | 0.56 | 174 | 1554 | 5120 | -12 | 836 | 5446 |
| 1 | 2006-06-14 | SRM 307 | 2 | 215 | 192.75 | -0.37 | -81 | 1380 | 5816 | -352 | 848 | 4799 |