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 |
|---|---|---|---|
| thunderclock | 3 | 1921 | 990 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.536 | 0.812 | 0.932 | 97.8 | -50 | 175 | 1394 | 1394 | 4814 |
| SRMFix | 0.428 | 0.850 | 0.936 | 131.0 | -103 | 171 | 1388 | 1388 | 4967 |
| SRM | -0.138 | 0.852 | 0.931 | 117.3 | -221 | 71 | 1140 | 990 | 4886 |
| EloSRM | 0.417 | 0.877 | 0.929 | 155.4 | -84 | 208 | 1921 | 1921 | 4855 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-09-23 | SRM 449 | 2 | 251 | 621.70 | 1.31 | 174 | 1921 | 4855 | 71 | 990 | 4886 |
| 2 | 2009-09-10 | SRM 448 | 2 | 774 | 479.58 | -0.69 | -84 | 1746 | 6303 | -221 | 919 | 5882 |
| 1 | 2009-08-25 | SRM 447 | 2 | 409 | 634.09 | 0.63 | 208 | 1831 | 5529 | -60 | 1140 | 3584 |