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 |
|---|---|---|---|
| alexkuz | 7 | 2417 | 1252 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.352 | 0.638 | 0.805 | 152.3 | -56 | 445 | 2480 | 2417 | 2012 |
| Odd | 0.375 | 0.652 | 0.816 | 147.4 | -52 | 457 | 2320 | 2270 | 2023 |
| SRMFix | 0.577 | 0.686 | 0.871 | 95.7 | -27 | 304 | 1790 | 1790 | 2533 |
| SRM | 0.392 | 0.717 | 0.976 | 96.3 | -165 | 139 | 1396 | 1252 | 2755 |
| initial | 0.754 | 0.783 | 1.046 | 94.3 | -13 | 216 | 1835 | 1835 | 2670 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2010-03-02 | SRM 463 | 2 | 60 | 67.21 | 0.16 | 23 | 2417 | 2012 | 84 | 1252 | 2755 |
| 6 | 2010-02-17 | SRM 462 | 1 | 455 | 324.46 | -0.56 | -56 | 2394 | 2133 | -165 | 1168 | 3468 |
| 5 | 2010-02-13 | Member SRM 461 | 1 | 437 | 438.98 | -0.30 | -31 | 2450 | 1889 | -63 | 1333 | 2185 |
| 4 | 2010-02-06 | SRM 460 | 1 | 255 | 534.36 | 1.07 | 231 | 2480 | 1743 | 139 | 1396 | 1834 |
| 3 | 2009-09-23 | SRM 449 | 1 | 541 | 585.11 | -0.15 | -24 | 2250 | 2683 | -83 | 1257 | 2682 |
| 2 | 2009-08-08 | SRM 446 | 1 | 405 | 630.74 | 0.64 | 256 | 2274 | 2521 | 72 | 1340 | 2120 |
| 1 | 2008-08-26 | SRM 415 | 2 | 123 | 371.78 | 1.60 | 445 | 2017 | 3802 | 68 | 1268 | 3093 |