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 |
|---|---|---|---|
| zhaobl | 3 | 1642 | 692 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.146 | 0.310 | 0.417 | 71.2 | -54 | 133 | 1642 | 1642 | 7143 |
| initial | 0.086 | 0.336 | 0.411 | 40.5 | -38 | 76 | 1231 | 1231 | 6956 |
| SRMFix | 0.119 | 0.357 | 0.461 | 59.4 | -84 | 94 | 1209 | 1209 | 7117 |
| SRM | -0.082 | 0.639 | 0.789 | 169.3 | -350 | -4 | 850 | 692 | 10835 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2008-06-08 | College Tour West China | 1 | 292 | 467.42 | 0.68 | 133 | 1642 | 7143 | -4 | 692 | 10835 |
| 2 | 2008-05-03 | East China Round 1 | 1 | 455 | 795.68 | 0.00 | 26 | 1508 | 8659 | -154 | 696 | 9000 |
| 1 | 2007-12-04 | SRM 380 | 2 | 422 | 410.21 | -0.25 | -54 | 1482 | 7374 | -350 | 850 | 6087 |