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.
| 2007-04-10 | Division 1 | Division 2 | 2007 TopCoder Open - Sponsor Track Round 1 | previous | next |
| Rating | perf | err | err2 | tau | rho | ΔR | |ΔR| | ΔR min | ΔR max | max |
|---|---|---|---|---|---|---|---|---|---|---|
| initial | 0.113 | 0.688 | 0.829 | -0.333 | -0.400 | 13.6 | 82.8 | -138 | 137 | 2022 |
| SRMFix | 0.131 | 0.732 | 0.902 | -0.333 | -0.400 | -1.9 | 39.0 | -82 | 36 | 1775 |
| SRM | 0.171 | 0.746 | 0.879 | -1.000 | -1.000 | -7.5 | 59.5 | -97 | 80 | 1462 |
| Odd | 0.114 | 0.758 | 0.938 | -0.333 | -0.400 | 19.8 | 35.4 | -31 | 62 | 2140 |
| EloSRM | 0.109 | 0.795 | 0.980 | -0.333 | -0.400 | 18.1 | 37.2 | -38 | 64 | 2274 |
| Player | score | rank | seed | perf | rounds | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|
| relic | 217.21 | 1 | 2.57 | 1.36 | 62 | 34 | 2114 | 1946 | 80 | 1462 | 1183 |
| slavejovanovski | 134.20 | 2 | 2.25 | 0.17 | 29 | 13 | 2163 | 1748 | 24 | 1449 | 1224 |
| jwalzer | 0.00 | 3 | 3.64 | 0.28 | 3 | 64 | 1882 | 3102 | -37 | 1432 | 1282 |
| vdods | -25.00 | 4 | 1.55 | -1.37 | 10 | -38 | 2274 | 1382 | -97 | 1438 | 1266 |