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 |
|---|---|---|---|
| ton4eg | 2 | 2113 | 1143 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.130 | 0.648 | 0.661 | 69.5 | -98 | 41 | 1143 | 1143 | 3966 |
| SRMFix | 0.825 | 0.825 | 0.931 | 141.5 | 93 | 190 | 1483 | 1483 | 4726 |
| initial | 0.948 | 0.948 | 1.072 | 114.1 | 54 | 174 | 1428 | 1428 | 5155 |
| Odd | 0.952 | 0.952 | 1.028 | 236.9 | 200 | 274 | 1942 | 1942 | 4598 |
| EloSRM | 0.954 | 0.954 | 1.049 | 244.2 | 183 | 305 | 2113 | 2113 | 4425 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-03-08 | SRM 499 | 2 | 244 | 639.48 | 1.39 | 305 | 2113 | 4425 | 41 | 1143 | 3966 |
| 1 | 2009-09-10 | SRM 448 | 2 | 480 | 687.41 | 0.52 | 183 | 1808 | 5762 | -98 | 1102 | 3932 |