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 |
|---|---|---|---|
| Mayfield | 2 | 2296 | 1135 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.121 | 0.583 | 0.595 | 138.5 | -171 | 106 | 1306 | 1135 | 3905 |
| initial | 0.757 | 0.769 | 1.079 | 92.6 | -1 | 184 | 1384 | 1382 | 4983 |
| SRMFix | 0.701 | 0.777 | 1.047 | 161.3 | -13 | 309 | 1509 | 1496 | 4248 |
| EloSRM | 0.742 | 0.826 | 1.111 | 202.2 | -19 | 386 | 2315 | 2296 | 4277 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-09-15 | SRM 668 | 1 | 278 | 287.27 | -0.08 | -19 | 2296 | 4277 | -171 | 1135 | 3905 |
| 1 | 2015-09-11 | SRM 667 | 2 | 156 | 462.74 | 1.57 | 385 | 2315 | 4122 | 106 | 1306 | 2565 |