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 |
|---|---|---|---|
| natashalan | 2 | 2111 | 1096 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.258 | 0.258 | 0.327 | 52.0 | -80 | -24 | 1120 | 1096 | 5252 |
| SRMFix | 0.492 | 0.492 | 0.492 | 97.5 | 83 | 112 | 1395 | 1395 | 6487 |
| EloSRM | 0.542 | 0.542 | 0.545 | 162.2 | 118 | 206 | 2111 | 2111 | 6264 |
| Odd | 0.575 | 0.575 | 0.580 | 171.8 | 123 | 221 | 1914 | 1914 | 6356 |
| initial | 0.635 | 0.635 | 0.643 | 76.5 | 65 | 88 | 1353 | 1353 | 6839 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-05-02 | SRM 578 | 2 | 248 | 346.84 | 0.48 | 118 | 2111 | 6264 | -24 | 1096 | 5252 |
| 1 | 2012-11-20 | SRM 561 | 2 | 334 | 506.11 | 0.60 | 206 | 1993 | 7125 | -80 | 1120 | 4893 |