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 |
|---|---|---|---|
| xbztancai | 1 | 1403 | 550 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.473 | 0.473 | 0.473 | 107.5 | -108 | -108 | 1297 | 1297 | 7627 |
| EloSRM | -0.488 | 0.488 | 0.488 | 120.4 | -120 | -120 | 1403 | 1403 | 7350 |
| initial | -0.584 | 0.584 | 0.584 | 70.3 | -70 | -70 | 1130 | 1130 | 7197 |
| SRMFix | -0.647 | 0.647 | 0.647 | 148.2 | -148 | -148 | 1052 | 1052 | 7550 |
| SRM | -1.521 | 1.521 | 1.521 | 650.0 | -650 | -650 | 550 | 550 | 7553 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-09-12 | SRM 365 | 2 | 685 | 492.10 | -0.49 | -120 | 1403 | 7350 | -650 | 550 | 7553 |