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.
| 2007-04-03 | Division 1 | Division 2 | 2007 TopCoder Open - Sponsor Track Qualification | previous | next |
| Rating | perf | err | err2 | tau | rho | ΔR | |ΔR| | ΔR min | ΔR max | max |
|---|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.087 | 0.367 | 0.537 | 0.686 | 0.797 | 34.1 | 37.1 | -15 | 248 | 2312 |
| SRMFix | 0.104 | 0.367 | 0.547 | 0.686 | 0.819 | 9.5 | 35.9 | -37 | 153 | 1857 |
| Odd | 0.089 | 0.375 | 0.554 | 0.686 | 0.797 | 18.4 | 29.7 | -32 | 206 | 2171 |
| initial | 0.071 | 0.447 | 0.714 | 0.588 | 0.754 | 8.6 | 53.8 | -175 | 170 | 1972 |
| SRM | 0.215 | 0.463 | 0.759 | 0.637 | 0.797 | -51.6 | 79.2 | -142 | 107 | 1535 |
| Player | score | rank | seed | perf | rounds | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|
| vdods | 201.89 | 1 | 1.79 | 0.84 | 9 | 68 | 2312 | 1274 | 107 | 1535 | 1009 |
| relic | 183.60 | 2 | 2.77 | 0.47 | 61 | 19 | 2080 | 2067 | 45 | 1382 | 1457 |
| jwalzer | 154.39 | 3 | 6.83 | 1.19 | 2 | 248 | 1818 | 3468 | -31 | 1469 | 1165 |
| slavejovanovski | 151.22 | 4 | 2.18 | -0.87 | 28 | -15 | 2150 | 1789 | -44 | 1425 | 1315 |
| mannishmaheshwa | 0.00 | 5 | 7.09 | -0.18 | 5 | -1 | 1707 | 4188 | -43 | 893 | 4769 |
| mottsc | 0.00 | 5 | 7.47 | -0.10 | 7 | 5 | 1538 | 5297 | -11 | 796 | 5598 |
| smountcastle | 0.00 | 5 | 7.52 | -0.09 | 1 | 10 | 1511 | 5466 | -142 | 1058 | 3430 |
| norma | 0.00 | 5 | 7.52 | -0.09 | 1 | 10 | 1511 | 5466 | -142 | 1058 | 3430 |
| dpalm | 0.00 | 5 | 7.52 | -0.09 | 1 | 10 | 1511 | 5466 | -142 | 1058 | 3430 |
| lilyshard | 0.00 | 5 | 7.52 | -0.09 | 1 | 10 | 1511 | 5466 | -142 | 1058 | 3430 |
| rajareddy | 0.00 | 5 | 7.78 | -0.04 | 2 | 13 | 1338 | 7396 | -22 | 753 | 5959 |