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 |
|---|---|---|---|
| IronKnight | 3 | 1808 | 1208 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.123 | 0.125 | 0.182 | 63.0 | -94 | 55 | 1302 | 1208 | 3445 |
| SRMFix | 0.136 | 0.136 | 0.150 | 27.3 | 7 | 46 | 1282 | 1282 | 6339 |
| EloSRM | 0.137 | 0.137 | 0.152 | 68.8 | 17 | 118 | 1808 | 1808 | 5843 |
| initial | 0.142 | 0.142 | 0.154 | 17.0 | 7 | 23 | 1251 | 1251 | 6720 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-04-30 | SRM 439 | 1 | 380 | 427.40 | 0.04 | 17 | 1808 | 5843 | -94 | 1208 | 3445 |
| 2 | 2009-04-19 | SRM 438 | 1 | 191 | 381.32 | 0.17 | 72 | 1791 | 6003 | 55 | 1302 | 2720 |
| 1 | 2009-03-24 | SRM 437 | 1 | 369 | 567.94 | 0.19 | 118 | 1719 | 6886 | 40 | 1247 | 3120 |