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 |
|---|---|---|---|
| Pythagoras | 10 | 2821 | 1501 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.839 | 0.911 | 1.650 | 127.1 | -22 | 539 | 2821 | 2821 | 1573 |
| initial | 0.913 | 0.982 | 1.657 | 118.2 | -27 | 586 | 2300 | 2300 | 2058 |
| SRMFix | 0.945 | 1.036 | 1.673 | 97.0 | -67 | 374 | 2000 | 2000 | 2159 |
| SRM | 0.824 | 1.142 | 1.728 | 102.3 | -301 | 210 | 1501 | 1501 | 1882 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 2013-09-16 | SRM 591 | 1 | 200 | 266.92 | 0.42 | 67 | 2821 | 1573 | 55 | 1501 | 1882 |
| 9 | 2013-02-19 | SRM 571 | 1 | 325 | 457.36 | 0.49 | 64 | 2754 | 1807 | 72 | 1446 | 2246 |
| 8 | 2013-01-21 | SRM 567 | 1 | 343 | 413.34 | 0.27 | 48 | 2690 | 2059 | 53 | 1374 | 2620 |
| 7 | 2013-01-12 | SRM 566 | 1 | 310 | 533.83 | 0.78 | 158 | 2642 | 2316 | 117 | 1321 | 3029 |
| 6 | 2012-05-08 | SRM 542 | 1 | 286 | 324.80 | -0.21 | -22 | 2484 | 3186 | -27 | 1204 | 4339 |
| 5 | 2012-04-04 | SRM 539 | 2 | 57 | 89.48 | 0.65 | 76 | 2506 | 2867 | 93 | 1231 | 3917 |
| 4 | 2012-03-17 | SRM 537 | 2 | 25 | 754.66 | 4.92 | 539 | 2430 | 3305 | 210 | 1138 | 4864 |
| 3 | 2010-12-18 | Member SRM 491 | 2 | 545 | 549.07 | 0.01 | 29 | 1892 | 6017 | -33 | 928 | 5900 |
| 2 | 2009-12-22 | SRM 456 | 2 | 228 | 527.95 | 1.21 | 248 | 1863 | 5243 | 62 | 961 | 5037 |
| 1 | 2009-12-05 | SRM 454 | 2 | 767 | 691.90 | -0.15 | -22 | 1615 | 7449 | -301 | 899 | 5924 |