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 |
|---|---|---|---|
| qiyang | 9 | 1604 | 521 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.082 | 0.213 | 0.263 | 34.2 | -72 | 58 | 1527 | 1479 | 7641 |
| EloSRM | -0.077 | 0.214 | 0.270 | 35.0 | -80 | 60 | 1651 | 1604 | 7659 |
| initial | -0.063 | 0.215 | 0.275 | 26.0 | -70 | 48 | 1209 | 1131 | 9500 |
| SRMFix | -0.079 | 0.220 | 0.291 | 24.9 | -83 | 51 | 1204 | 1117 | 8403 |
| SRM | -0.246 | 0.419 | 0.571 | 79.0 | -248 | 16 | 1162 | 521 | 9828 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2009-09-10 | SRM 448 | 2 | 782 | 698.08 | -0.16 | -10 | 1604 | 7659 | -24 | 521 | 9828 |
| 8 | 2009-05-12 | SRM 440 | 2 | 611 | 677.80 | 0.15 | 27 | 1614 | 7617 | 16 | 545 | 10922 |
| 7 | 2009-03-24 | SRM 437 | 2 | 675 | 617.06 | -0.13 | -7 | 1586 | 8418 | -43 | 529 | 12136 |
| 6 | 2008-12-14 | TC China 08 - Finals | 1 | 387 | 382.17 | -0.10 | -9 | 1593 | 8435 | -32 | 572 | 11978 |
| 5 | 2008-12-11 | SRM 429 | 2 | 603 | 553.94 | -0.31 | -29 | 1603 | 8365 | -76 | 604 | 11659 |
| 4 | 2008-11-28 | TC China 08 - 1B | 1 | 115 | 144.60 | 0.33 | 60 | 1631 | 7740 | -79 | 680 | 11085 |
| 3 | 2008-11-12 | SRM 425 | 2 | 855 | 577.89 | -0.60 | -80 | 1571 | 8573 | -248 | 759 | 10052 |
| 2 | 2008-10-18 | SRM 422 | 2 | 614 | 656.54 | 0.10 | 47 | 1651 | 7429 | -155 | 1007 | 6717 |
| 1 | 2008-05-25 | College Tour Guangdong | 1 | 205 | 423.21 | 0.04 | 45 | 1604 | 7373 | -38 | 1162 | 3909 |