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 |
|---|---|---|---|
| Nealian | 7 | 2266 | 1287 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.522 | 0.589 | 0.747 | 85.5 | -18 | 296 | 1745 | 1745 | 2689 |
| EloSRM | 0.547 | 0.642 | 0.807 | 130.9 | -28 | 391 | 2266 | 2266 | 2612 |
| Odd | 0.538 | 0.642 | 0.811 | 124.9 | -29 | 403 | 2132 | 2132 | 2621 |
| SRM | 0.433 | 0.652 | 0.739 | 91.0 | -174 | 111 | 1349 | 1287 | 2495 |
| initial | 0.707 | 0.738 | 0.920 | 88.9 | -13 | 178 | 1796 | 1796 | 2737 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2009-10-17 | SRM 450 | 1 | 377 | 527.11 | 0.48 | 151 | 2266 | 2612 | 39 | 1287 | 2495 |
| 6 | 2006-06-24 | SRM 308 | 1 | 283 | 232.94 | -0.28 | -28 | 2115 | 1486 | -101 | 1248 | 1955 |
| 5 | 2006-06-14 | SRM 307 | 1 | 133 | 241.94 | 0.86 | 151 | 2144 | 1410 | 111 | 1349 | 1422 |
| 4 | 2006-04-22 | SRM 299 | 2 | 78 | 92.93 | 0.25 | 44 | 1992 | 1813 | 50 | 1238 | 1886 |
| 3 | 2006-03-29 | SRM 295 | 2 | 69 | 138.87 | 1.01 | 141 | 1948 | 1905 | 69 | 1188 | 2078 |
| 2 | 2005-11-08 | SRM 271 | 1 | 218 | 223.40 | -0.05 | -9 | 1807 | 1892 | -174 | 1119 | 1981 |
| 1 | 2005-10-01 | SRM 266 | 2 | 89 | 261.56 | 1.56 | 391 | 1816 | 1787 | 93 | 1293 | 1185 |