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 |
|---|---|---|---|
| petreliu | 2 | 2028 | 1056 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.340 | 0.340 | 0.379 | 72.0 | -92 | -52 | 1108 | 1056 | 5469 |
| SRMFix | 0.381 | 0.381 | 0.383 | 78.0 | 57 | 99 | 1356 | 1356 | 6871 |
| EloSRM | 0.406 | 0.406 | 0.432 | 129.7 | 67 | 193 | 2028 | 2028 | 6760 |
| Odd | 0.446 | 0.446 | 0.473 | 141.9 | 72 | 212 | 1843 | 1843 | 6893 |
| initial | 0.516 | 0.516 | 0.516 | 62.1 | 59 | 65 | 1324 | 1324 | 7268 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-07-21 | SRM 550 | 2 | 492 | 588.19 | 0.26 | 67 | 2028 | 6760 | -52 | 1056 | 5469 |
| 1 | 2012-07-09 | SRM 549 | 2 | 333 | 488.87 | 0.55 | 193 | 1961 | 7403 | -92 | 1108 | 4970 |