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 |
|---|---|---|---|
| J.Lo | 7 | 2083 | 1285 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.832 | 1.080 | 1.406 | 118.3 | -79 | 231 | 1841 | 1841 | 1155 |
| EloSRM | 0.891 | 1.108 | 1.417 | 124.4 | -80 | 365 | 2083 | 2083 | 1408 |
| initial | 0.938 | 1.168 | 1.523 | 140.6 | -92 | 331 | 1990 | 1990 | 1020 |
| SRM | 1.184 | 1.520 | 1.914 | 126.4 | -209 | 133 | 1316 | 1285 | 1551 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2006-03-25 | SRM 294 | 2 | 18 | 107.76 | 2.58 | 123 | 2083 | 1408 | 127 | 1285 | 1551 |
| 6 | 2006-03-06 | SRM 292 | 2 | 59 | 83.30 | 0.50 | 52 | 1960 | 1782 | 61 | 1158 | 2169 |
| 5 | 2006-02-28 | TCO06 Qual 5/6/12 | 1 | 271 | 200.08 | -0.65 | -80 | 1908 | 1960 | -191 | 1097 | 2472 |
| 4 | 2005-10-01 | SRM 266 | 2 | 19 | 93.83 | 2.30 | 148 | 1988 | 1285 | 133 | 1288 | 1201 |
| 3 | 2005-09-27 | SRM 265 | 2 | 86 | 129.86 | 0.60 | 80 | 1840 | 1700 | 48 | 1155 | 1779 |
| 2 | 2005-08-20 | TCO05 Round 1 | 1 | 587 | 564.31 | -0.11 | -24 | 1760 | 1946 | -209 | 1107 | 1979 |
| 1 | 2005-08-16 | TCO05 Qual 4/6 | 1 | 139 | 281.74 | 1.02 | 365 | 1784 | 1846 | 116 | 1316 | 1107 |