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 |
|---|---|---|---|
| XuChuan | 80 | 2970 | 2193 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.239 | 1.266 | 1.608 | 42.5 | -74 | 846 | 2970 | 2970 | 1182 |
| SRM | 0.482 | 1.285 | 1.646 | 74.7 | -286 | 388 | 2472 | 2193 | 337 |
| SRMFix | 0.202 | 1.290 | 1.629 | 56.8 | -157 | 752 | 2694 | 2511 | 482 |
| initial | 0.167 | 1.402 | 1.744 | 168.8 | -420 | 593 | 3261 | 2750 | 810 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 80 | 2014-04-12 | TCO14 Round 1A | 1 | 442 | 450.92 | 0.03 | 11 | 2970 | 1182 | -69 | 2193 | 337 |
| 79 | 2007-10-13 | SRM 371 | 1 | 69 | 133.00 | 0.95 | 26 | 2959 | 191 | 34 | 2262 | 163 |
| 78 | 2007-08-11 | SRM 363 | 1 | 118 | ||||||||
| 77 | 2007-06-20 | SRM 355 | 1 | 114 | 84.64 | -0.43 | -4 | 2933 | 180 | -26 | 2228 | 158 |
| 76 | 2007-06-14 | SRM 354 | 1 | 66 | 114.35 | 0.79 | 19 | 2937 | 175 | 32 | 2254 | 147 |
| 75 | 2007-04-21 | TCO07 Round 3 | 1 | 165 | 128.16 | -0.36 | -5 | 2918 | 177 | -35 | 2222 | 154 |
| 74 | 2007-04-18 | SRM 345 | 1 | 186 | 113.72 | -0.71 | -9 | 2923 | 172 | -40 | 2257 | 137 |
| 73 | 2007-04-14 | TCO07 Round 2 | 1 | 197 | 176.29 | -0.16 | 0 | 2932 | 166 | -13 | 2297 | 128 |
| 72 | 2007-04-07 | TCO07 Round 1A | 1 | 71 | 108.95 | 0.62 | 19 | 2932 | 157 | 25 | 2310 | 117 |
| 71 | 2007-01-13 | SRM 334 | 1 | 166 | 81.68 | -1.03 | -14 | 2913 | 145 | -52 | 2285 | 120 |
| 70 | 2007-01-04 | SRM 333 | 1 | 50 | 76.17 | 0.61 | 17 | 2927 | 137 | 30 | 2337 | 101 |
| 69 | 2006-12-21 | SRM 331 | 1 | 38 | 70.41 | 0.89 | 23 | 2911 | 146 | 45 | 2307 | 110 |
| 68 | 2006-10-25 | SRM 324 | 1 | 7 | 80.63 | 3.53 | 48 | 2888 | 153 | 135 | 2262 | 117 |
| 67 | 2006-10-09 | SRM 322 | 1 | 20 | 111.83 | 2.48 | 43 | 2840 | 186 | 113 | 2127 | 181 |
| 66 | 2006-10-02 | SRM 321 | 1 | 44 | 96.07 | 1.13 | 27 | 2798 | 211 | 80 | 2014 | 251 |
| 65 | 2006-09-30 | SRM 320 | 1 | 231 | 118.92 | -0.96 | -17 | 2771 | 235 | -30 | 1934 | 304 |
| 64 | 2006-09-18 | SRM 319 | 1 | 218 | 88.20 | -1.30 | -24 | 2788 | 209 | -46 | 1964 | 277 |
| 63 | 2006-05-27 | SRM 304 | 1 | 190 | 153.71 | -0.85 | -12 | 2811 | 164 | -106 | 2010 | 220 |
| 62 | 2006-04-22 | SRM 299 | 1 | 68 | 81.07 | 0.25 | 9 | 2824 | 148 | 35 | 2116 | 158 |
| 61 | 2006-04-11 | SRM 298 | 1 | 17 | 73.94 | 2.12 | 37 | 2815 | 157 | 120 | 2081 | 172 |
| 60 | 2006-03-08 | TCO06 Round 2 | 1 | 280 | 154.25 | -1.00 | -16 | 2777 | 168 | -108 | 1961 | 250 |
| 59 | 2006-03-04 | TCO06 Round 1 | 1 | 139 | ||||||||
| 58 | 2006-02-28 | TCO06 Qual 4/11/15 | 1 | 10 | 25.78 | 1.37 | 23 | 2794 | 146 | 88 | 2069 | 177 |
| 57 | 2006-01-19 | SRM 283 | 1 | 121 | 61.45 | -1.02 | -14 | 2771 | 146 | -25 | 1981 | 198 |
| 56 | 2006-01-05 | SRM 281 | 1 | 152 | 64.06 | -1.25 | -17 | 2785 | 137 | -33 | 2006 | 186 |
| 55 | 2005-12-21 | SRM 279 | 1 | 139 | ||||||||
| 54 | 2005-12-19 | SRM 278 | 1 | 142 | 52.55 | -1.43 | -20 | 2802 | 120 | -45 | 2039 | 173 |
| 53 | 2005-12-17 | SRM 277 | 1 | 379 | 80.68 | -2.28 | -30 | 2821 | 106 | -177 | 2084 | 143 |
| 52 | 2005-12-08 | SRM 276 | 1 | 18 | 78.06 | 2.12 | 39 | 2852 | 93 | 101 | 2261 | 85 |
| 51 | 2005-11-30 | SRM 275 | 1 | 60 | 49.40 | -0.28 | -2 | 2812 | 110 | 13 | 2160 | 111 |
| 50 | 2005-11-21 | SRM 273 | 1 | 8 | 82.15 | 3.36 | 57 | 2814 | 105 | 172 | 2147 | 111 |
| 49 | 2005-11-19 | SRM 272 | 1 | 22 | 93.42 | 2.09 | 48 | 2757 | 134 | 138 | 1975 | 193 |
| 48 | 2005-09-27 | SRM 265 | 1 | 257 | 74.56 | -1.78 | -32 | 2709 | 160 | -126 | 1837 | 275 |
| 47 | 2005-08-27 | SRM 260 | 1 | 187 | 63.65 | -1.56 | -26 | 2741 | 135 | -66 | 1963 | 186 |
| 46 | 2005-08-22 | SRM 259 | 1 | 51 | 36.48 | -0.48 | -8 | 2767 | 114 | 14 | 2029 | 151 |
| 45 | 2005-08-20 | TCO05 Round 1 | 1 | 519 | 109.04 | -2.25 | -40 | 2774 | 110 | -147 | 2015 | 153 |
| 44 | 2005-08-16 | TCO05 Qual 7/8 | 1 | 34 | 22.94 | -0.57 | -9 | 2814 | 98 | 10 | 2162 | 105 |
| 43 | 2005-08-10 | SRM 258 | 1 | 297 | 51.55 | -2.55 | -50 | 2824 | 91 | -184 | 2152 | 107 |
| 42 | 2005-08-08 | SRM 257 | 1 | 17 | 62.04 | 1.87 | 60 | 2874 | 76 | 73 | 2336 | 72 |
| 41 | 2005-08-02 | SRM 256 | 1 | 47 | 38.67 | -0.28 | -3 | 2814 | 93 | -5 | 2263 | 81 |
| 40 | 2005-01-19 | TCCC05 Round 2 | 1 | 115 | 47.95 | -1.26 | -29 | 2817 | 71 | -96 | 2268 | 70 |
| 39 | 2005-01-15 | TCCC05 Round 1 | 1 | 92 | 47.56 | -0.95 | -21 | 2846 | 64 | -39 | 2364 | 46 |
| 38 | 2005-01-11 | TCCC05 Qual 3 | 1 | 5 | 11.44 | 1.20 | 43 | 2867 | 52 | 48 | 2403 | 39 |
| 37 | 2004-09-25 | SRM 212 | 1 | 12 | 28.14 | 1.23 | 39 | 2824 | 53 | 52 | 2355 | 50 |
| 36 | 2004-09-07 | TCO04 Qual 5 | 1 | 104 | 14.26 | -2.87 | -57 | 2785 | 61 | -169 | 2303 | 54 |
| 35 | 2004-03-13 | SRM 186 | 1 | 16 | 20.28 | 0.34 | 13 | 2841 | 32 | 7 | 2472 | 23 |
| 34 | 2004-03-01 | SRM 185 | 1 | 4 | 29.28 | 2.87 | 53 | 2828 | 33 | 87 | 2465 | 24 |
| 33 | 2004-02-28 | TCCC '04 Round 1 | 1 | 76 | 34.56 | -1.14 | -21 | 2775 | 43 | -56 | 2378 | 37 |
| 32 | 2004-02-23 | TCCC '04 Qual. 4 | 1 | 2 | 4.78 | 1.26 | 30 | 2797 | 36 | 42 | 2434 | 29 |
| 31 | 2003-11-05 | TCO '03 Round 4 | 1 | 15 | 27.16 | 0.86 | 28 | 2766 | 32 | 54 | 2392 | 28 |
| 30 | 2003-10-29 | TCO '03 Round 3 | 1 | 20 | 40.29 | 1.01 | 30 | 2739 | 36 | 57 | 2338 | 32 |
| 29 | 2003-10-28 | SRM 169 | 1 | 35 | 24.75 | -0.50 | -6 | 2709 | 45 | -16 | 2281 | 37 |
| 28 | 2003-10-22 | TCO '03 Round 2 | 1 | 28 | 58.37 | 1.06 | 32 | 2715 | 42 | 57 | 2297 | 36 |
| 27 | 2003-10-15 | TCO '03 Round 1 | 1 | 141 | 64.54 | -1.13 | -21 | 2683 | 48 | -47 | 2240 | 44 |
| 26 | 2003-10-14 | SRM 167 | 1 | 2 | 39.71 | 4.31 | 75 | 2703 | 39 | 145 | 2287 | 40 |
| 25 | 2003-09-08 | SRM 163 | 1 | 29 | 31.06 | 0.10 | 9 | 2628 | 54 | 12 | 2142 | 61 |
| 24 | 2003-09-03 | SRM 162 | 1 | 14 | 31.26 | 1.16 | 39 | 2619 | 56 | 59 | 2130 | 63 |
| 23 | 2003-08-28 | SRM 161 | 1 | 40 | 25.83 | -0.63 | -14 | 2579 | 64 | -25 | 2071 | 76 |
| 22 | 2003-08-23 | SRM 160 | 1 | 15 | 24.95 | 0.73 | 32 | 2593 | 59 | 43 | 2096 | 71 |
| 21 | 2003-07-17 | SRM 155 | 1 | 6 | 30.69 | 2.36 | 69 | 2561 | 65 | 115 | 2053 | 75 |
| 20 | 2003-05-06 | SRM 145 | 1 | 20 | 32.68 | 0.71 | 30 | 2492 | 86 | 65 | 1938 | 103 |
| 19 | 2003-03-18 | SRM 139 | 1 | 44 | 36.96 | -0.25 | -2 | 2462 | 93 | 11 | 1873 | 120 |
| 18 | 2003-03-12 | TCCC '03 Round 4 | 1 | 20 | 28.08 | 0.49 | 26 | 2464 | 94 | 63 | 1862 | 125 |
| 17 | 2003-03-06 | SRM 137 | 1 | 79 | 35.18 | -1.17 | -30 | 2438 | 105 | -63 | 1799 | 148 |
| 16 | 2003-03-05 | TCCC '03 Round 3 | 1 | 23 | 56.36 | 1.29 | 55 | 2468 | 90 | 113 | 1862 | 119 |
| 15 | 2003-02-26 | TCCC '03 Round 2 | 1 | 33 | 79.13 | 1.31 | 57 | 2413 | 111 | 119 | 1749 | 174 |
| 14 | 2003-02-22 | TCCC '03 Int'l Regional | 1 | 75 | 22.91 | -1.69 | -53 | 2356 | 139 | -144 | 1630 | 265 |
| 13 | 2003-02-11 | SRM 135 | 1 | 46 | 44.17 | -0.06 | 6 | 2409 | 101 | 41 | 1774 | 158 |
| 12 | 2003-02-08 | SRM 134 | 1 | 71 | 32.36 | -1.17 | -42 | 2403 | 102 | -31 | 1733 | 185 |
| 11 | 2003-02-05 | SRM 133 | 1 | 49 | 33.35 | -0.56 | -22 | 2445 | 86 | 24 | 1764 | 159 |
| 10 | 2002-10-16 | TCI '02 Round 2 | 1 | 417 | 71.10 | -2.58 | -74 | 2467 | 71 | -286 | 1740 | 162 |
| 9 | 2002-10-10 | TCI '02 Round 1 B | 1 | 21 | 42.64 | 1.02 | 60 | 2541 | 48 | 71 | 2026 | 67 |
| 8 | 2002-08-21 | SRM 109 | 1 | 33 | 21.21 | -0.64 | -21 | 2481 | 53 | -21 | 1955 | 74 |
| 7 | 2002-08-07 | SRM 107 | 1 | 4 | 31.04 | 2.96 | 133 | 2502 | 49 | 165 | 1976 | 65 |
| 6 | 2002-06-26 | SRM 101 | 1 | 80 | 72.08 | -0.15 | 2 | 2369 | 87 | 9 | 1811 | 117 |
| 5 | 2002-06-24 | SRM 100 | 1 | 70 | 91.60 | 0.39 | 43 | 2367 | 84 | 50 | 1802 | 117 |
| 4 | 2002-06-19 | SRM 98 | 1 | 80 | 87.47 | 0.13 | 28 | 2324 | 102 | 37 | 1752 | 134 |
| 3 | 2002-06-12 | SRM 97 | 1 | 36 | 138.01 | 1.94 | 207 | 2296 | 103 | 181 | 1715 | 141 |
| 2 | 2002-06-05 | SRM 95 | 1 | 150 | 128.25 | -0.23 | -14 | 2089 | 272 | -54 | 1534 | 251 |
| 1 | 2002-06-03 | SRM 94 | 2 | 9 | 294.63 | 5.03 | 846 | 2103 | 249 | 388 | 1588 | 214 |