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 |
|---|---|---|---|
| PurpleBob | 57 | 2407 | 1627 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.046 | 0.857 | 1.073 | 41.5 | -69 | 664 | 2466 | 2407 | 493 |
| SRMFix | 0.125 | 0.860 | 1.082 | 53.2 | -103 | 576 | 2349 | 2191 | 356 |
| SRM | 0.321 | 0.893 | 1.088 | 77.6 | -205 | 314 | 1968 | 1627 | 498 |
| initial | 0.159 | 0.898 | 1.144 | 108.1 | -212 | 400 | 2858 | 2274 | 442 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 57 | 2005-11-21 | SRM 273 | 1 | 204 | 175.28 | -0.22 | -7 | 2407 | 493 | -17 | 1627 | 498 |
| 56 | 2005-09-14 | SRM 263 | 1 | 277 | 140.27 | -1.06 | -53 | 2413 | 448 | -176 | 1644 | 465 |
| 55 | 2003-11-12 | SRM 171 | 1 | 39 | 65.75 | 0.75 | 16 | 2466 | 138 | 69 | 1820 | 167 |
| 54 | 2003-10-29 | TCO '03 Round 3 | 1 | 52 | 68.13 | 0.39 | 12 | 2450 | 148 | 63 | 1751 | 217 |
| 53 | 2003-10-28 | SRM 169 | 1 | 167 | 53.28 | -1.65 | -21 | 2438 | 154 | -167 | 1688 | 256 |
| 52 | 2003-10-22 | TCO '03 Round 2 | 1 | 98 | 99.22 | 0.02 | 3 | 2459 | 146 | 14 | 1855 | 156 |
| 51 | 2003-10-21 | SRM 168 | 1 | 85 | 59.39 | -0.52 | -7 | 2456 | 146 | -17 | 1841 | 169 |
| 50 | 2003-10-15 | TCO '03 Round 1 | 1 | 120 | 132.54 | 0.14 | 7 | 2462 | 137 | 30 | 1858 | 156 |
| 49 | 2003-10-14 | SRM 167 | 1 | 27 | 71.07 | 1.40 | 29 | 2456 | 134 | 97 | 1828 | 173 |
| 48 | 2003-10-07 | TCO '03 Qual. Round 1 | 1 | 42 | 58.45 | 0.48 | 12 | 2427 | 148 | 63 | 1731 | 219 |
| 47 | 2003-10-01 | SRM 166 | 1 | 97 | 72.72 | -0.42 | -6 | 2415 | 150 | 6 | 1668 | 253 |
| 46 | 2003-09-23 | SRM 165 | 1 | 124 | 51.50 | -1.27 | -24 | 2421 | 146 | -104 | 1662 | 253 |
| 45 | 2003-09-20 | SRM 164 | 1 | 19 | 53.99 | 1.51 | 37 | 2445 | 125 | 114 | 1766 | 191 |
| 44 | 2003-08-28 | SRM 161 | 1 | 76 | 40.11 | -0.92 | -17 | 2407 | 142 | -39 | 1652 | 254 |
| 43 | 2003-07-28 | SRM 157 | 1 | 113 | 44.36 | -1.45 | -24 | 2425 | 129 | -184 | 1691 | 229 |
| 42 | 2003-07-23 | SRM 156 | 1 | 31 | 41.31 | 0.41 | 15 | 2449 | 114 | 32 | 1875 | 130 |
| 41 | 2003-07-17 | SRM 155 | 1 | 34 | 36.89 | 0.12 | 8 | 2434 | 121 | 16 | 1843 | 144 |
| 40 | 2003-03-18 | SRM 139 | 1 | 54 | 40.38 | -0.42 | -5 | 2426 | 111 | -16 | 1827 | 138 |
| 39 | 2003-03-12 | TCCC '03 Round 4 | 1 | 35 | 28.24 | -0.31 | -5 | 2431 | 109 | -30 | 1843 | 133 |
| 38 | 2003-03-10 | SRM 138 | 1 | 39 | 47.17 | 0.28 | 10 | 2435 | 109 | 31 | 1873 | 123 |
| 37 | 2003-03-05 | TCCC '03 Round 3 | 1 | 39 | 56.99 | 0.55 | 17 | 2425 | 109 | 58 | 1842 | 129 |
| 36 | 2003-02-26 | TCCC '03 Round 2 | 1 | 76 | 69.52 | -0.11 | 1 | 2408 | 114 | 16 | 1784 | 152 |
| 35 | 2003-02-18 | TCCC '03 NE/SE Regional | 1 | 49 | 25.78 | -0.93 | -13 | 2407 | 104 | -21 | 1768 | 164 |
| 34 | 2003-02-05 | SRM 133 | 1 | 45 | 37.52 | -0.26 | -2 | 2420 | 95 | 15 | 1789 | 144 |
| 33 | 2002-12-16 | SRM 125 | 1 | 67 | 25.50 | -1.43 | -21 | 2422 | 91 | -87 | 1774 | 151 |
| 32 | 2002-12-10 | SRM 123 | 1 | 67 | 28.88 | -1.21 | -19 | 2443 | 87 | -84 | 1861 | 116 |
| 31 | 2002-11-26 | SRM 121 | 1 | 17 | 26.09 | 0.62 | 17 | 2462 | 81 | 52 | 1945 | 88 |
| 30 | 2002-11-13 | SRM 120 | 1 | 25 | 32.00 | 0.36 | 12 | 2445 | 84 | 44 | 1893 | 103 |
| 29 | 2002-11-07 | SRM 119 | 1 | 57 | 25.68 | -1.15 | -18 | 2433 | 87 | -73 | 1849 | 118 |
| 28 | 2002-10-30 | TCI '02 Round 4 | 1 | 50 | 39.31 | -0.35 | -7 | 2451 | 83 | -46 | 1922 | 96 |
| 27 | 2002-10-29 | SRM 118 | 1 | 10 | 34.28 | 1.78 | 39 | 2458 | 77 | 111 | 1968 | 80 |
| 26 | 2002-10-23 | TCI '02 Round 3 | 1 | 52 | 88.66 | 0.77 | 23 | 2419 | 87 | 69 | 1857 | 111 |
| 25 | 2002-10-21 | SRM 117 | 1 | 31 | 40.18 | 0.37 | 15 | 2396 | 96 | 55 | 1788 | 139 |
| 24 | 2002-10-16 | TCI '02 Round 2 | 1 | 121 | 103.76 | -0.22 | -1 | 2381 | 103 | 22 | 1733 | 169 |
| 23 | 2002-10-15 | SRM 116 | 1 | 113 | 39.97 | -1.50 | -30 | 2382 | 97 | -146 | 1711 | 172 |
| 22 | 2002-10-10 | TCI '02 Round 1 B | 1 | 67 | 51.98 | -0.37 | -5 | 2413 | 82 | -1 | 1857 | 115 |
| 21 | 2002-09-24 | SRM 114 | 1 | 38 | 35.51 | -0.10 | 3 | 2417 | 81 | 23 | 1858 | 106 |
| 20 | 2002-09-10 | SRM 113 | 1 | 95 | ||||||||
| 19 | 2002-09-09 | SRM 112 | 1 | 20 | 26.61 | 0.41 | 18 | 2414 | 79 | 60 | 1835 | 118 |
| 18 | 2002-09-04 | SRM 111 | 1 | 79 | 30.32 | -1.38 | -32 | 2396 | 81 | -119 | 1775 | 136 |
| 17 | 2002-08-27 | SRM 110 | 1 | 15 | 31.52 | 1.07 | 38 | 2428 | 72 | 80 | 1894 | 93 |
| 16 | 2002-08-21 | SRM 109 | 1 | 19 | 32.04 | 0.75 | 32 | 2390 | 85 | 69 | 1814 | 123 |
| 15 | 2002-07-01 | SRM 102 | 1 | 101 | 36.56 | -1.47 | -34 | 2359 | 90 | -155 | 1745 | 139 |
| 14 | 2002-06-26 | SRM 101 | 1 | 47 | 72.20 | 0.62 | 26 | 2393 | 78 | 46 | 1900 | 85 |
| 13 | 2002-06-24 | SRM 100 | 1 | 86 | 82.05 | -0.07 | 4 | 2366 | 85 | 12 | 1854 | 103 |
| 12 | 2002-06-19 | SRM 98 | 1 | 41 | 81.48 | 0.99 | 41 | 2362 | 81 | 74 | 1842 | 95 |
| 11 | 2002-06-12 | SRM 97 | 1 | 37 | 90.39 | 1.29 | 54 | 2321 | 93 | 100 | 1768 | 118 |
| 10 | 2002-06-11 | SRM 96 | 1 | 42 | 98.04 | 1.22 | 59 | 2267 | 115 | 103 | 1668 | 167 |
| 9 | 2002-06-05 | SRM 95 | 1 | 42 | 119.59 | 1.51 | 75 | 2209 | 155 | 125 | 1565 | 226 |
| 8 | 2002-06-03 | SRM 94 | 1 | 50 | 140.04 | 1.49 | 89 | 2133 | 223 | 145 | 1440 | 353 |
| 7 | 2002-05-22 | SRM 91 | 1 | 157 | 119.67 | -0.39 | -17 | 2044 | 292 | -10 | 1295 | 562 |
| 6 | 2002-05-18 | SRM 89 | 1 | 159 | 81.80 | -1.02 | -54 | 2062 | 261 | -155 | 1305 | 527 |
| 5 | 2002-05-15 | SRM 88 | 1 | 136 | 95.16 | -0.52 | -27 | 2115 | 200 | -21 | 1460 | 299 |
| 4 | 2002-05-09 | SRM 87 | 1 | 174 | 93.06 | -1.06 | -69 | 2143 | 173 | -205 | 1481 | 270 |
| 3 | 2002-05-08 | SRM 86 | 1 | 135 | 68.76 | -0.97 | -68 | 2211 | 126 | -86 | 1686 | 136 |
| 2 | 2002-05-01 | SRM 85 | 1 | 27 | 159.93 | 2.57 | 364 | 2280 | 82 | 258 | 1772 | 101 |
| 1 | 2002-04-30 | SRM 84 | 2 | 28 | 301.30 | 3.43 | 664 | 1916 | 373 | 314 | 1514 | 232 |