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 |
|---|---|---|---|
| Brainstorm | 4 | 1543 | 850 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.087 | 0.236 | 0.261 | 36.2 | -49 | 45 | 1264 | 1183 | 4436 |
| initial | -0.024 | 0.237 | 0.254 | 28.5 | -47 | 27 | 1251 | 1189 | 4579 |
| EloSRM | -0.108 | 0.297 | 0.339 | 54.4 | -41 | 124 | 1605 | 1543 | 4193 |
| SRM | -0.445 | 0.445 | 0.455 | 87.5 | -104 | -72 | 1096 | 850 | 4611 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2006-05-11 | SRM 302 | 2 | 267 | 186.88 | -0.52 | -41 | 1543 | 4193 | -99 | 850 | 4611 |
| 3 | 2006-04-06 | SRM 297 | 2 | 221 | 180.20 | -0.29 | -21 | 1584 | 3740 | -72 | 949 | 3620 |
| 2 | 2006-03-25 | SRM 294 | 2 | 310 | 321.52 | 0.05 | 32 | 1605 | 3502 | -75 | 1021 | 3082 |
| 1 | 2006-03-17 | SRM 293 | 2 | 250 | 313.26 | 0.32 | 124 | 1573 | 3629 | -104 | 1096 | 2526 |