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 |
|---|---|---|---|
| Jyc1988cn | 4 | 2181 | 1055 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.236 | 0.784 | 1.071 | 169.8 | -187 | 267 | 1467 | 1055 | 4773 |
| initial | 0.753 | 0.792 | 1.464 | 95.4 | -7 | 352 | 1572 | 1563 | 4153 |
| SRMFix | 0.630 | 0.832 | 1.440 | 146.8 | -26 | 525 | 1735 | 1683 | 3454 |
| EloSRM | 0.687 | 0.837 | 1.496 | 177.1 | -35 | 607 | 2249 | 2181 | 3949 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-03-19 | SRM 500 | 1 | 816 | 749.03 | -0.16 | -35 | 2181 | 3949 | -187 | 1055 | 4773 |
| 3 | 2011-02-10 | SRM 497 | 1 | 451 | 447.06 | -0.14 | -33 | 2216 | 3634 | -159 | 1242 | 3087 |
| 2 | 2009-07-23 | SRM 445 | 1 | 368 | 521.92 | 0.06 | 34 | 2249 | 2645 | -66 | 1401 | 1809 |
| 1 | 2009-05-12 | SRM 440 | 2 | 83 | 656.90 | 2.98 | 607 | 2215 | 2776 | 267 | 1467 | 1578 |