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 |
|---|---|---|---|
| K0YLA | 4 | 1922 | 905 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.144 | 0.744 | 1.033 | 98.9 | -128 | 245 | 1465 | 1335 | 5379 |
| initial | 0.259 | 0.790 | 1.028 | 95.1 | -128 | 209 | 1453 | 1325 | 5403 |
| SRM | -0.106 | 0.799 | 0.955 | 169.2 | -257 | 191 | 1134 | 905 | 6044 |
| EloSRM | 0.054 | 0.872 | 1.096 | 133.8 | -92 | 347 | 2027 | 1922 | 4752 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-08-08 | SRM 446 | 2 | 838 | 372.08 | -1.33 | -92 | 1922 | 4752 | -206 | 905 | 6044 |
| 3 | 2009-07-08 | SRM 444 | 2 | 341 | 276.03 | -0.30 | -13 | 2014 | 4084 | -23 | 1111 | 3800 |
| 2 | 2009-03-04 | TCO09 Qual 3 | 1 | 268 | 875.80 | 1.71 | 347 | 2027 | 3926 | 191 | 1134 | 4397 |
| 1 | 2009-02-24 | TCO09 Qual 1 | 1 | 1044 | 1,153.09 | 0.14 | 82 | 1680 | 7109 | -257 | 943 | 7345 |