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 |
|---|---|---|---|
| ydfq1111 | 1 | 1642 | 987 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.001 | 0.001 | 0.001 | 29.4 | 29 | 29 | 1642 | 1642 | 7258 |
| Odd | 0.034 | 0.034 | 0.034 | 47.9 | 48 | 48 | 1508 | 1508 | 7362 |
| initial | -0.061 | 0.061 | 0.061 | 7.4 | -7 | -7 | 1193 | 1193 | 7226 |
| SRMFix | -0.110 | 0.110 | 0.110 | 26.9 | -27 | -27 | 1173 | 1173 | 7181 |
| SRM | -0.880 | 0.880 | 0.880 | 213.0 | -213 | -213 | 987 | 987 | 4977 |
| # | 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 | 686 | 686.30 | 0.00 | 29 | 1642 | 7258 | -213 | 987 | 4977 |