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 |
|---|---|---|---|
| (Akella) | 4 | 2752 | 1585 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.834 | 0.993 | 1.315 | 127.8 | -39 | 261 | 1609 | 1585 | 1431 |
| SRMFix | 1.308 | 1.308 | 1.770 | 204.4 | 12 | 543 | 2018 | 2018 | 1952 |
| EloSRM | 1.246 | 1.388 | 1.830 | 280.2 | -26 | 620 | 2779 | 2752 | 1407 |
| Odd | 1.268 | 1.388 | 1.848 | 273.8 | -18 | 636 | 2583 | 2565 | 1430 |
| initial | 1.574 | 1.574 | 1.906 | 189.5 | 59 | 370 | 1958 | 1958 | 3126 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-02-18 | SRM 533 | 1 | 469 | 385.42 | -0.28 | -26 | 2752 | 1407 | -24 | 1585 | 1431 |
| 3 | 2011-09-10 | SRM 517 | 1 | 180 | 646.10 | 1.84 | 382 | 2779 | 1110 | 187 | 1609 | 1268 |
| 2 | 2010-12-18 | Member SRM 491 | 1 | 470 | 574.08 | 0.29 | 93 | 2397 | 2450 | -39 | 1422 | 1832 |
| 1 | 2010-11-13 | SRM 487 | 2 | 83 | 729.40 | 3.14 | 620 | 2304 | 2850 | 261 | 1461 | 1614 |