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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 |
|---|---|---|---|
| (piotrek) | 49 | 2670 | 1743 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.261 | 0.570 | 0.824 | 61.5 | -160 | 221 | 1915 | 1743 | 770 |
| EloSRM | 0.197 | 0.587 | 0.830 | 36.6 | -41 | 297 | 2693 | 2670 | 853 |
| Odd | 0.201 | 0.591 | 0.834 | 37.1 | -40 | 311 | 2561 | 2531 | 843 |
| SRMFix | 0.306 | 0.610 | 0.862 | 34.4 | -35 | 198 | 2226 | 2184 | 858 |
| initial | 0.240 | 0.627 | 0.852 | 75.5 | -258 | 331 | 2999 | 2558 | 740 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 49 | 2008-10-18 | SRM 422 | 1 | 473 | 287.18 | -0.72 | -14 | 2670 | 853 | -81 | 1743 | 770 |
| 48 | 2008-09-24 | SRM 419 | 1 | 170 | 189.36 | 0.16 | 8 | 2685 | 797 | 7 | 1824 | 634 |
| 47 | 2008-09-20 | SRM 418 | 1 | 445 | 263.92 | -0.75 | -16 | 2677 | 809 | -98 | 1817 | 646 |
| 46 | 2008-09-11 | SRM 417 | 1 | 54 | 292.73 | 2.44 | 55 | 2693 | 774 | 129 | 1915 | 511 |
| 45 | 2008-09-04 | SRM 416 | 1 | 66 | 296.44 | 2.17 | 56 | 2637 | 926 | 134 | 1786 | 694 |
| 44 | 2008-08-06 | SRM 413 | 1 | 120 | 335.62 | 1.48 | 44 | 2581 | 1074 | 112 | 1652 | 981 |
| 43 | 2008-07-31 | SRM 412 | 1 | 113 | 329.71 | 1.54 | 49 | 2537 | 1238 | 132 | 1540 | 1366 |
| 42 | 2008-07-10 | SRM 409 | 1 | 212 | 377.15 | 0.83 | 32 | 2488 | 1391 | 108 | 1408 | 1992 |
| 41 | 2008-05-06 | SRM 401 | 1 | 370 | 390.92 | 0.08 | 6 | 2456 | 1424 | 57 | 1300 | 2540 |
| 40 | 2008-04-15 | SRM 398 | 1 | 464 | 340.25 | -0.45 | -12 | 2450 | 1411 | -37 | 1243 | 2688 |
| 39 | 2008-04-03 | SRM 396 | 1 | 406 | 320.21 | -0.34 | -8 | 2462 | 1379 | -9 | 1280 | 2473 |
| 38 | 2008-03-11 | SRM 393 | 1 | 502 | 343.56 | -0.64 | -17 | 2470 | 1325 | -112 | 1289 | 2402 |
| 37 | 2008-02-26 | SRM 391 | 1 | 280 | 265.77 | -0.08 | 1 | 2487 | 1252 | 16 | 1401 | 1729 |
| 36 | 2008-02-16 | TCO08 Round 1 | 1 | 865 | 891.54 | -0.34 | -8 | 2486 | 1235 | -58 | 1385 | 1823 |
| 35 | 2008-02-09 | TCO08 Qual 2 | 1 | 226 | 362.72 | 0.68 | 23 | 2494 | 1182 | 65 | 1443 | 1543 |
| 34 | 2007-12-13 | College Tour SRM 383 | 1 | 27 | 18.54 | -0.54 | -11 | 2471 | 1178 | -5 | 1378 | 1821 |
| 33 | 2007-12-04 | SRM 380 | 1 | 270 | 269.71 | -0.00 | 3 | 2483 | 1114 | 37 | 1383 | 1754 |
| 32 | 2007-11-28 | SRM 379 | 1 | 201 | 224.87 | 0.16 | 9 | 2479 | 1111 | 63 | 1346 | 1901 |
| 31 | 2007-11-20 | SRM 378 | 1 | 458 | 306.71 | -0.67 | -18 | 2470 | 1134 | -89 | 1283 | 2259 |
| 30 | 2007-11-06 | SRM 374 | 1 | 384 | 290.59 | -0.40 | -10 | 2488 | 1064 | -12 | 1372 | 1736 |
| 29 | 2007-10-23 | SRM 373 | 1 | 295 | 199.56 | -0.56 | -15 | 2498 | 1032 | -45 | 1384 | 1626 |
| 28 | 2007-10-13 | SRM 371 | 1 | 591 | 317.75 | -0.90 | -25 | 2513 | 989 | -145 | 1429 | 1438 |
| 27 | 2007-10-02 | SRM 368 | 1 | 240 | 256.86 | 0.08 | 7 | 2538 | 893 | 25 | 1574 | 992 |
| 26 | 2007-09-26 | SRM 367 | 1 | 309 | 296.36 | -0.06 | 2 | 2531 | 918 | 11 | 1549 | 1057 |
| 25 | 2007-09-18 | SRM 366 | 1 | 330 | 221.19 | -0.58 | -17 | 2529 | 918 | -69 | 1538 | 1092 |
| 24 | 2007-09-12 | SRM 365 | 1 | 264 | 300.56 | 0.18 | 12 | 2545 | 856 | 28 | 1607 | 901 |
| 23 | 2007-08-11 | SRM 363 | 1 | 388 | ||||||||
| 22 | 2007-08-07 | SRM 362 | 1 | 398 | ||||||||
| 21 | 2007-08-01 | SRM 361 | 1 | 341 | 249.64 | -0.45 | -12 | 2533 | 842 | -54 | 1579 | 940 |
| 20 | 2007-07-24 | SRM 360 | 1 | 237 | 273.08 | 0.20 | 13 | 2545 | 802 | 23 | 1633 | 819 |
| 19 | 2007-07-21 | SRM 359 | 1 | 332 | 258.89 | -0.36 | -10 | 2533 | 833 | -36 | 1610 | 861 |
| 18 | 2007-07-17 | SRM 358 | 1 | 255 | 215.95 | -0.25 | -5 | 2542 | 786 | -24 | 1646 | 775 |
| 17 | 2007-07-02 | SRM 356 | 1 | 136 | 200.50 | 0.56 | 29 | 2547 | 759 | 50 | 1670 | 729 |
| 16 | 2007-06-20 | SRM 355 | 1 | 128 | 241.78 | 0.92 | 45 | 2518 | 846 | 85 | 1620 | 832 |
| 15 | 2007-06-14 | SRM 354 | 1 | 326 | 310.08 | -0.07 | 2 | 2473 | 956 | -1 | 1535 | 1036 |
| 14 | 2007-06-07 | SRM 353 | 1 | 277 | 336.11 | 0.28 | 21 | 2471 | 955 | 39 | 1536 | 1036 |
| 13 | 2007-06-02 | SRM 352 | 1 | 287 | 319.47 | 0.16 | 15 | 2450 | 991 | 29 | 1497 | 1116 |
| 12 | 2007-05-29 | SRM 351 | 1 | 171 | 332.20 | 0.96 | 63 | 2435 | 1011 | 109 | 1468 | 1186 |
| 11 | 2007-05-23 | SRM 350 | 1 | 339 | 296.66 | -0.37 | -20 | 2372 | 1184 | -77 | 1359 | 1558 |
| 10 | 2007-05-15 | SRM 349 | 1 | 246 | 348.44 | 0.50 | 46 | 2393 | 1119 | 65 | 1436 | 1287 |
| 9 | 2007-05-09 | SRM 348 | 1 | 359 | 246.53 | -0.59 | -41 | 2347 | 1248 | -160 | 1371 | 1534 |
| 8 | 2007-05-01 | SRM 347 | 1 | 71 | 396.59 | 2.48 | 201 | 2387 | 1119 | 221 | 1531 | 1036 |
| 7 | 2007-04-24 | SRM 346 | 1 | 309 | 345.40 | 0.16 | 30 | 2187 | 1699 | 10 | 1310 | 1771 |
| 6 | 2007-04-18 | SRM 345 | 1 | 367 | 449.08 | -0.01 | 7 | 2156 | 1808 | -4 | 1300 | 1828 |
| 5 | 2007-03-22 | SRM 343 | 1 | 326 | 372.81 | 0.19 | 48 | 2149 | 1693 | 9 | 1304 | 1744 |
| 4 | 2007-01-13 | SRM 334 | 1 | 315 | 369.33 | -0.05 | 0 | 2101 | 1879 | -43 | 1295 | 1860 |
| 3 | 2006-09-30 | SRM 320 | 1 | 375 | 428.38 | 0.19 | 56 | 2101 | 1696 | -15 | 1338 | 1549 |
| 2 | 2006-08-03 | SRM 314 | 1 | 169 | 325.47 | 0.95 | 282 | 2045 | 1814 | 137 | 1353 | 1460 |
| 1 | 2006-07-26 | SRM 313 | 2 | 149 | 311.05 | 1.06 | 297 | 1764 | 3164 | 16 | 1216 | 2212 |