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 |
|---|---|---|---|
| gzxabcdefg | 1 | 1770 | 1272 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.276 | 0.276 | 0.276 | 72.0 | 72 | 72 | 1272 | 1272 | 3008 |
| SRMFix | 0.623 | 0.623 | 0.623 | 143.1 | 143 | 143 | 1343 | 1343 | 5662 |
| initial | 0.625 | 0.625 | 0.625 | 75.3 | 75 | 75 | 1275 | 1275 | 6312 |
| EloSRM | 0.660 | 0.660 | 0.660 | 208.2 | 208 | 208 | 1770 | 1770 | 5837 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2008-06-08 | College Tour West China | 1 | 273 | 431.35 | 0.66 | 208 | 1770 | 5837 | 72 | 1272 | 3008 |