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 |
|---|---|---|---|
| china_qd | 1 | 1488 | 565 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.506 | 0.506 | 0.506 | 111.2 | -111 | -111 | 1349 | 1349 | 9947 |
| EloSRM | -0.540 | 0.540 | 0.540 | 125.0 | -125 | -125 | 1488 | 1488 | 9705 |
| initial | -0.602 | 0.602 | 0.602 | 72.5 | -73 | -73 | 1127 | 1127 | 9659 |
| SRMFix | -0.651 | 0.651 | 0.651 | 149.0 | -149 | -149 | 1051 | 1051 | 9983 |
| SRM | -1.420 | 1.420 | 1.420 | 635.0 | -635 | -635 | 565 | 565 | 9653 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-06-13 | SRM 442 | 2 | 998 | 686.30 | -0.54 | -125 | 1488 | 9705 | -635 | 565 | 9653 |