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 |
|---|---|---|---|
| CoolNumberPi | 4 | 1515 | 838 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.033 | 0.240 | 0.317 | 28.9 | -57 | 50 | 1250 | 1184 | 3613 |
| SRMFix | -0.073 | 0.267 | 0.327 | 38.0 | -59 | 65 | 1256 | 1178 | 3469 |
| Odd | -0.037 | 0.363 | 0.424 | 68.9 | -46 | 158 | 1505 | 1457 | 3278 |
| EloSRM | -0.014 | 0.370 | 0.437 | 76.2 | -49 | 188 | 1572 | 1515 | 3269 |
| SRM | -0.445 | 0.445 | 0.503 | 90.5 | -150 | -35 | 1050 | 838 | 3672 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2005-11-23 | SRM 274 | 2 | 253 | 167.75 | -0.59 | -49 | 1515 | 3269 | -109 | 838 | 3672 |
| 3 | 2005-11-21 | SRM 273 | 2 | 203 | 179.75 | -0.18 | -7 | 1565 | 2966 | -68 | 947 | 2920 |
| 2 | 2005-11-19 | SRM 272 | 2 | 205 | 313.06 | 0.61 | 188 | 1572 | 2914 | -35 | 1015 | 2501 |
| 1 | 2003-10-01 | SRM 166 | 2 | 197 | 211.17 | 0.10 | 60 | 1384 | 2171 | -150 | 1050 | 1502 |