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 |
|---|---|---|---|
| zdwdong | 2 | 1629 | 773 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.200 | 0.213 | 0.292 | 25.6 | -50 | 2 | 1202 | 1152 | 8036 |
| SRMFix | -0.237 | 0.237 | 0.310 | 40.8 | -72 | -9 | 1191 | 1118 | 7914 |
| EloSRM | -0.172 | 0.263 | 0.314 | 61.2 | -65 | 58 | 1693 | 1629 | 7287 |
| Odd | -0.141 | 0.283 | 0.316 | 67.0 | -55 | 79 | 1554 | 1498 | 7312 |
| SRM | -0.933 | 0.933 | 0.933 | 213.5 | -217 | -210 | 990 | 773 | 7402 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-12-05 | SRM 454 | 2 | 774 | 643.59 | -0.44 | -65 | 1629 | 7287 | -217 | 773 | 7402 |
| 1 | 2009-11-25 | SRM 453.5 | 2 | 540 | 575.30 | 0.09 | 58 | 1693 | 6723 | -210 | 990 | 4890 |