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 |
|---|---|---|---|
| tulip27 | 2 | 1688 | 757 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.109 | 0.109 | 0.153 | 26.4 | -33 | 19 | 1518 | 1518 | 9661 |
| EloSRM | -0.133 | 0.133 | 0.175 | 31.0 | -50 | 12 | 1688 | 1688 | 9498 |
| SRMFix | -0.203 | 0.203 | 0.242 | 45.9 | -80 | -12 | 1120 | 1108 | 9845 |
| initial | -0.205 | 0.205 | 0.226 | 24.7 | -36 | -13 | 1164 | 1151 | 10066 |
| SRM | -0.761 | 0.761 | 0.791 | 221.5 | -316 | -127 | 884 | 757 | 9263 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-09-19 | SRM 519 | 2 | 674 | 664.64 | -0.02 | 12 | 1688 | 9498 | -127 | 757 | 9263 |
| 1 | 2011-09-10 | SRM 517 | 2 | 837 | 900.56 | -0.25 | -50 | 1676 | 9519 | -316 | 884 | 7174 |