9.11 A chessplayer rating pool is a statistical ensemble in which individuals are distinguishable, yet any number of them may be alike as to rating.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| zhouyuan | 1 | 1291 | 517 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.562 | 0.562 | 0.562 | 129.6 | -130 | -130 | 1291 | 1291 | 4748 |
| initial | -0.652 | 0.652 | 0.652 | 78.5 | -78 | -78 | 1122 | 1122 | 4616 |
| SRMFix | -0.706 | 0.706 | 0.706 | 160.5 | -161 | -161 | 1039 | 1039 | 4840 |
| SRM | -1.494 | 1.494 | 1.494 | 683.0 | -683 | -683 | 517 | 517 | 4961 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2005-08-30 | SRM 261 | 2 | 365 | 245.21 | -0.56 | -130 | 1291 | 4748 | -683 | 517 | 4961 |