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 |
|---|---|---|---|
| zaffer | 4 | 2197 | 933 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.064 | 0.184 | 0.243 | 93.2 | -295 | 33 | 1253 | 933 | 7372 |
| initial | 0.352 | 0.460 | 0.618 | 55.4 | -20 | 134 | 1396 | 1370 | 6844 |
| SRMFix | 0.180 | 0.582 | 0.674 | 100.6 | -79 | 229 | 1508 | 1413 | 6446 |
| Odd | 0.114 | 0.737 | 0.851 | 157.5 | -57 | 349 | 2095 | 2000 | 5585 |
| EloSRM | 0.077 | 0.746 | 0.859 | 159.2 | -64 | 334 | 2302 | 2197 | 5454 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2013-02-19 | SRM 571 | 2 | 613 | 276.73 | -1.14 | -64 | 2197 | 5454 | -25 | 933 | 7372 |
| 3 | 2013-02-13 | SRM 570 | 1 | 728 | 640.88 | -0.19 | -41 | 2261 | 4839 | -295 | 958 | 6956 |
| 2 | 2013-01-29 | SRM 568 | 1 | 495 | 687.12 | 0.47 | 198 | 2302 | 4445 | 33 | 1253 | 3649 |
| 1 | 2012-07-21 | SRM 550 | 2 | 365 | 824.50 | 1.17 | 334 | 2104 | 6024 | 20 | 1220 | 3945 |