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 |
|---|---|---|---|
| qjh817937 | 4 | 2082 | 1222 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.917 | 0.917 | 1.270 | 122.9 | 6 | 223 | 1692 | 1692 | 2949 |
| EloSRM | 0.998 | 0.998 | 1.378 | 137.9 | 38 | 220 | 2082 | 2082 | 3275 |
| initial | 1.087 | 1.087 | 1.456 | 130.9 | 9 | 321 | 1724 | 1724 | 2954 |
| SRM | 0.849 | 1.109 | 1.314 | 147.0 | -227 | 200 | 1400 | 1222 | 3530 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2008-07-19 | SRM 410 | 2 | 69 | 401.14 | 2.54 | 218 | 2082 | 3275 | 105 | 1222 | 3530 |
| 3 | 2008-06-08 | College Tour West China | 1 | 214 | 280.23 | 0.39 | 76 | 1864 | 4886 | -56 | 1117 | 4715 |
| 2 | 2008-06-05 | SRM 404 | 1 | 584 | 612.62 | 0.07 | 38 | 1788 | 5614 | -227 | 1173 | 3807 |
| 1 | 2007-10-26 | College Tour Sichuan | 1 | 71 | 141.50 | 1.00 | 220 | 1751 | 4611 | 200 | 1400 | 1609 |