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 |
|---|---|---|---|
| fkarim | 4 | 2173 | 1101 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.580 | 0.616 | 0.745 | 104.4 | -12 | 249 | 1593 | 1593 | 3863 |
| EloSRM | 0.614 | 0.654 | 0.793 | 134.7 | -22 | 351 | 2173 | 2173 | 3859 |
| SRM | 0.515 | 0.731 | 0.825 | 110.2 | -270 | 77 | 1245 | 1101 | 4269 |
| initial | 0.816 | 0.828 | 0.971 | 99.7 | -3 | 158 | 1593 | 1593 | 3878 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-01-27 | SRM 495 | 2 | 214 | 287.71 | 0.43 | 59 | 2173 | 3859 | 49 | 1101 | 4269 |
| 3 | 2010-11-18 | SRM 488 | 2 | 153 | 271.99 | 0.83 | 107 | 2114 | 4100 | 77 | 1052 | 4491 |
| 2 | 2010-11-13 | SRM 487 | 1 | 710 | 688.15 | -0.08 | -22 | 2007 | 4843 | -270 | 975 | 5195 |
| 1 | 2010-09-25 | SRM 483 | 2 | 294 | 715.18 | 1.28 | 351 | 2029 | 4533 | 45 | 1245 | 2835 |