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 |
|---|---|---|---|
| apetrescu | 8 | 2372 | 1189 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.245 | 0.509 | 0.733 | 47.9 | -87 | 106 | 1276 | 1189 | 4306 |
| SRMFix | 0.444 | 0.515 | 0.863 | 72.7 | -17 | 307 | 1744 | 1727 | 3829 |
| Odd | 0.509 | 0.574 | 0.901 | 101.3 | -32 | 293 | 2228 | 2197 | 3821 |
| EloSRM | 0.518 | 0.576 | 0.901 | 106.2 | -36 | 287 | 2408 | 2372 | 3861 |
| initial | 0.601 | 0.625 | 1.010 | 75.2 | -12 | 306 | 1790 | 1779 | 3865 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 2012-12-12 | SRM 564 | 1 | 583 | 547.37 | -0.20 | -36 | 2372 | 3861 | -87 | 1189 | 4306 |
| 7 | 2011-12-23 | SRM 526.5 | 1 | 389 | 521.59 | 0.42 | 100 | 2408 | 3214 | 52 | 1276 | 3267 |
| 6 | 2011-09-10 | SRM 517 | 2 | 177 | 324.22 | 0.87 | 117 | 2309 | 3563 | 28 | 1224 | 3597 |
| 5 | 2010-12-28 | SRM 492 | 1 | 365 | 435.20 | -0.02 | 4 | 2192 | 3667 | -20 | 1196 | 3440 |
| 4 | 2010-06-05 | SRM 472 | 1 | 457 | 549.48 | 0.02 | 15 | 2188 | 3256 | -17 | 1216 | 3013 |
| 3 | 2010-02-13 | Member SRM 461 | 1 | 437 | 536.90 | -0.00 | 11 | 2172 | 3248 | -38 | 1233 | 2896 |
| 2 | 2009-03-11 | SRM 436 | 2 | 79 | 355.91 | 2.17 | 287 | 2161 | 3088 | 106 | 1271 | 2916 |
| 1 | 2009-02-07 | SRM 434 | 2 | 345 | 639.47 | 0.89 | 279 | 1874 | 5239 | -35 | 1165 | 3852 |