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 |
|---|---|---|---|
| msprayberry | 2 | 1740 | 793 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.076 | 0.076 | 0.107 | 20.9 | -33 | 9 | 1559 | 1526 | 10675 |
| EloSRM | -0.094 | 0.094 | 0.125 | 14.4 | -22 | 7 | 1762 | 1740 | 9969 |
| initial | -0.116 | 0.116 | 0.150 | 13.9 | -25 | -2 | 1198 | 1172 | 10071 |
| SRMFix | -0.136 | 0.136 | 0.171 | 24.4 | -41 | -8 | 1192 | 1151 | 9784 |
| SRM | -0.540 | 0.540 | 0.540 | 203.5 | -285 | -122 | 915 | 793 | 9311 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-04-04 | SRM 539 | 2 | 411 | 491.43 | -0.18 | -22 | 1740 | 9969 | -122 | 793 | 9311 |
| 1 | 2012-03-31 | TCO12 Round 1A | 1 | 1306 | 1,519.76 | -0.01 | 7 | 1762 | 9622 | -285 | 915 | 7441 |