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 |
|---|---|---|---|
| rustam9 | 2 | 2155 | 1295 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.176 | 0.176 | 0.207 | 47.5 | 11 | 84 | 1295 | 1295 | 2420 |
| SRMFix | 0.807 | 0.807 | 0.825 | 159.4 | 103 | 216 | 1519 | 1519 | 3923 |
| initial | 0.851 | 0.851 | 0.870 | 102.4 | 81 | 124 | 1405 | 1405 | 4713 |
| EloSRM | 0.863 | 0.863 | 0.896 | 264.7 | 206 | 324 | 2155 | 2155 | 3193 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-09-23 | SRM 449 | 1 | 483 | 744.11 | 0.62 | 206 | 2155 | 3193 | 84 | 1295 | 2420 |
| 1 | 2009-09-10 | SRM 448 | 2 | 320 | 687.44 | 1.10 | 324 | 1949 | 4604 | 11 | 1211 | 3041 |