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 |
|---|---|---|---|
| zy199004 | 2 | 1508 | 696 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.123 | 0.123 | 0.162 | 33.4 | -39 | 28 | 1402 | 1402 | 8548 |
| EloSRM | -0.121 | 0.125 | 0.174 | 40.0 | -54 | 26 | 1508 | 1508 | 8661 |
| SRMFix | -0.179 | 0.179 | 0.252 | 42.3 | -84 | 0 | 1116 | 1115 | 8660 |
| initial | -0.187 | 0.187 | 0.228 | 22.6 | -38 | -7 | 1162 | 1155 | 8788 |
| SRM | -0.541 | 0.541 | 0.765 | 252.0 | -350 | -154 | 850 | 696 | 9000 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-05-03 | East China Round 1 | 1 | 455 | 795.65 | 0.00 | 26 | 1508 | 8661 | -154 | 696 | 9000 |
| 1 | 2007-12-04 | SRM 380 | 2 | 422 | 410.19 | -0.25 | -54 | 1482 | 7374 | -350 | 850 | 6087 |