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 |
|---|---|---|---|
| __Ivan | 95 | 2669 | 1361 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.194 | 0.680 | 0.898 | 22.2 | -45 | 102 | 2670 | 2669 | 1995 |
| SRMFix | 0.198 | 0.680 | 0.890 | 26.1 | -59 | 108 | 1865 | 1862 | 2019 |
| initial | 0.089 | 0.717 | 0.958 | 86.3 | -352 | 315 | 2291 | 2214 | 1586 |
| SRM | 0.495 | 0.828 | 1.134 | 49.8 | -174 | 166 | 1472 | 1361 | 2002 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 95 | 2016-07-19 | SRM 695 | 1 | 171 | 250.43 | -0.10 | -1 | 2669 | 1995 | -24 | 1361 | 2002 |
| 94 | 2016-05-26 | 2016 TCO Algo 2B | 1 | 139 | 412.86 | 0.06 | 5 | 2670 | 2090 | 7 | 1385 | 1919 |
| 93 | 2016-05-12 | 2016 TCO Algo 2A | 1 | 172 | 479.08 | 0.07 | 6 | 2664 | 2108 | 7 | 1378 | 1951 |
| 92 | 2016-04-12 | 2016 TCO Algo 1B | 1 | 222 | 310.17 | 0.48 | 24 | 2658 | 2225 | 44 | 1371 | 2048 |
| 91 | 2016-01-20 | SRM 679 | 1 | 399 | 317.89 | -0.42 | -15 | 2634 | 2284 | -145 | 1327 | 2262 |
| 90 | 2015-12-10 | SRM 675 | 1 | 191 | 298.53 | 0.64 | 34 | 2649 | 2234 | 36 | 1472 | 1551 |
| 89 | 2015-06-04 | SRM 660 | 1 | 117 | 373.21 | 1.67 | 51 | 2616 | 2793 | 112 | 1436 | 2094 |
| 88 | 2015-05-31 | 2015 TCO 2A | 1 | 188 | 691.11 | 1.88 | 63 | 2565 | 3055 | 166 | 1324 | 2775 |
| 87 | 2015-05-09 | 2015 TCO 1C | 1 | 270 | 326.47 | 0.27 | 12 | 2501 | 3587 | 42 | 1158 | 4434 |
| 86 | 2015-04-25 | 2015 TCO 1B | 1 | 592 | 532.46 | -0.48 | -14 | 2489 | 3650 | -95 | 1116 | 4797 |
| 85 | 2015-04-17 | SRM 656 | 2 | 95 | 87.63 | -0.12 | 3 | 2503 | 3677 | 21 | 1211 | 4157 |
| 84 | 2015-03-17 | SRM 653 | 2 | 50 | 101.14 | 1.02 | 27 | 2500 | 3729 | 61 | 1190 | 4435 |
| 83 | 2014-11-28 | SRM 639 | 1 | 493 | 424.14 | -0.27 | -10 | 2473 | 3991 | -99 | 1129 | 5267 |
| 82 | 2014-06-19 | SRM 625 | 1 | 525 | 546.31 | -0.16 | -4 | 2484 | 3814 | -44 | 1228 | 4097 |
| 81 | 2014-06-12 | SRM 624 | 1 | 454 | 666.31 | 0.55 | 21 | 2487 | 3798 | 61 | 1272 | 3618 |
| 80 | 2014-05-17 | TCO14 Round 2A | 1 | 790 | 967.08 | -0.10 | -2 | 2466 | 3953 | -13 | 1211 | 4381 |
| 79 | 2014-05-05 | SRM 619 | 2 | 47 | 146.45 | 1.64 | 24 | 2468 | 3947 | 67 | 1224 | 4240 |
| 78 | 2014-04-26 | TCO14 Round 1C | 1 | 634 | 580.26 | -0.13 | 0 | 2444 | 4162 | 6 | 1157 | 5021 |
| 77 | 2014-04-21 | SRM 617 | 2 | 112 | 175.54 | 0.65 | 15 | 2444 | 4045 | 52 | 1151 | 4981 |
| 76 | 2014-04-19 | TCO14 Round 1B | 1 | 1560 | 902.02 | -0.79 | -20 | 2429 | 4169 | -90 | 1099 | 5503 |
| 75 | 2014-04-12 | TCO14 Round 1A | 1 | 1377 | 1,151.65 | -0.26 | -7 | 2449 | 3932 | -28 | 1189 | 4566 |
| 74 | 2014-04-04 | SRM 615 | 1 | 535 | 592.45 | 0.15 | 10 | 2456 | 3755 | 4 | 1217 | 4171 |
| 73 | 2014-03-04 | SRM 611 | 1 | 341 | 466.34 | -0.04 | 1 | 2446 | 3877 | 3 | 1213 | 4329 |
| 72 | 2013-12-14 | SRM 600 | 1 | 797 | 824.82 | 0.05 | 5 | 2445 | 3723 | -17 | 1210 | 4289 |
| 71 | 2013-11-20 | SRM 597 | 1 | 474 | 541.42 | -0.13 | -4 | 2440 | 3653 | -31 | 1227 | 3979 |
| 70 | 2013-10-05 | SRM 593 | 2 | 64 | 173.49 | 1.44 | 29 | 2443 | 3591 | 75 | 1258 | 3641 |
| 69 | 2013-09-27 | SRM 592 | 2 | 22 | 184.88 | 3.07 | 53 | 2414 | 3726 | 115 | 1183 | 4381 |
| 68 | 2013-08-27 | SRM 589 | 1 | 665 | 569.26 | -0.24 | -12 | 2361 | 4103 | -140 | 1068 | 5555 |
| 67 | 2013-07-10 | SRM 584 | 1 | 447 | 511.12 | 0.19 | 15 | 2373 | 3884 | 8 | 1208 | 4012 |
| 66 | 2013-03-09 | TCO13 Round 1C | 1 | 797 | 707.21 | -0.17 | -2 | 2358 | 4256 | -10 | 1200 | 4388 |
| 65 | 2013-03-02 | TCO13 Round 1B | 1 | 885 | 830.57 | -0.09 | 0 | 2360 | 4154 | -11 | 1210 | 4230 |
| 64 | 2013-02-13 | SRM 570 | 2 | 90 | 194.16 | 1.11 | 32 | 2360 | 4022 | 51 | 1221 | 4013 |
| 63 | 2012-12-20 | SRM 565 | 2 | 81 | 192.78 | 1.25 | 36 | 2328 | 4199 | 58 | 1170 | 4501 |
| 62 | 2012-12-12 | SRM 564 | 2 | 552 | 141.83 | -1.96 | -39 | 2292 | 4424 | -80 | 1112 | 5012 |
| 61 | 2012-09-07 | SRM 555 | 2 | 87 | 190.91 | 1.13 | 40 | 2331 | 4172 | 51 | 1192 | 4303 |
| 60 | 2012-03-31 | TCO12 Round 1A | 1 | 1306 | 1,186.21 | -0.37 | -15 | 2291 | 4288 | -96 | 1141 | 4767 |
| 59 | 2012-02-09 | SRM 532 | 2 | 61 | 224.30 | 1.88 | 44 | 2306 | 3954 | 63 | 1237 | 3706 |
| 58 | 2012-01-31 | SRM 531 | 2 | 247 | 230.50 | -0.10 | 4 | 2262 | 4254 | -1 | 1174 | 4310 |
| 57 | 2011-09-14 | SRM 518 | 2 | 366 | 224.31 | -0.71 | -11 | 2258 | 3997 | -19 | 1175 | 4119 |
| 56 | 2011-06-08 | SRM 509 | 1 | 721 | 687.65 | -0.17 | -6 | 2269 | 3742 | -86 | 1194 | 3846 |
| 55 | 2011-05-19 | TCO11 Qual 2 | 1 | 710 | 691.31 | -0.04 | 2 | 2275 | 3591 | -31 | 1280 | 2948 |
| 54 | 2011-05-03 | Member SRM 505 | 1 | 306 | 513.17 | 0.08 | 7 | 2273 | 3456 | 11 | 1311 | 2660 |
| 53 | 2011-03-30 | Member SRM 501 | 1 | 324 | 612.12 | 0.92 | 47 | 2266 | 3429 | 87 | 1300 | 2694 |
| 52 | 2011-01-22 | Member SRM 494 | 2 | 64 | 209.22 | 1.71 | 32 | 2219 | 3496 | 57 | 1213 | 3289 |
| 51 | 2010-12-08 | SRM 490 | 2 | 148 | 228.26 | 0.62 | 17 | 2186 | 3645 | 32 | 1156 | 3723 |
| 50 | 2010-11-30 | Member SRM 489 | 2 | 272 | 206.94 | -0.39 | -3 | 2170 | 3721 | -6 | 1124 | 3945 |
| 49 | 2010-11-13 | SRM 487 | 2 | 185 | 227.16 | 0.30 | 11 | 2173 | 3616 | 22 | 1130 | 3807 |
| 48 | 2010-10-26 | SRM 486 | 2 | 195 | 257.57 | 0.40 | 14 | 2162 | 3684 | 30 | 1108 | 3970 |
| 47 | 2010-09-15 | Member SRM 482 | 2 | 87 | 268.83 | 1.63 | 33 | 2148 | 3689 | 77 | 1078 | 4113 |
| 46 | 2010-09-09 | SRM 481 | 2 | 461 | 228.80 | -1.01 | -16 | 2114 | 3934 | -32 | 1001 | 4819 |
| 45 | 2010-08-04 | Member SRM 478 | 2 | 285 | 231.79 | -0.30 | -2 | 2130 | 3746 | 11 | 1033 | 4439 |
| 44 | 2010-07-28 | SRM 477 | 2 | 495 | 220.32 | -1.17 | -18 | 2132 | 3679 | -38 | 1022 | 4461 |
| 43 | 2010-07-06 | SRM 475 | 2 | 362 | 176.28 | -1.04 | -16 | 2151 | 3540 | -39 | 1060 | 4127 |
| 42 | 2010-05-20 | SRM 470 | 2 | 161 | 235.74 | 0.55 | 17 | 2167 | 3282 | 39 | 1099 | 3874 |
| 41 | 2010-05-12 | TCO10 Qual 2 | 1 | 467 | 694.10 | 0.57 | 26 | 2150 | 3386 | 65 | 1060 | 4209 |
| 40 | 2010-04-20 | Member SRM 468 | 2 | 599 | 306.58 | -1.27 | -19 | 2124 | 3318 | -107 | 995 | 4635 |
| 39 | 2010-03-16 | SRM 464 | 2 | 111 | 236.61 | 1.09 | 27 | 2143 | 3163 | 59 | 1102 | 3652 |
| 38 | 2010-03-02 | SRM 463 | 2 | 512 | 187.58 | -1.45 | -22 | 2117 | 3570 | -63 | 1043 | 4384 |
| 37 | 2010-02-13 | Member SRM 461 | 2 | 158 | 236.15 | 0.58 | 18 | 2138 | 3456 | 35 | 1106 | 3888 |
| 36 | 2010-02-06 | SRM 460 | 2 | 225 | 248.71 | 0.14 | 9 | 2120 | 3539 | 18 | 1071 | 4155 |
| 35 | 2010-01-19 | SRM 459 | 2 | 447 | 227.67 | -0.97 | -17 | 2111 | 3567 | -41 | 1053 | 4253 |
| 34 | 2010-01-14 | Member SRM 458 | 2 | 247 | 200.20 | -0.30 | -2 | 2128 | 3442 | -4 | 1094 | 3891 |
| 33 | 2009-12-17 | Member SRM 455 | 2 | 354 | 192.32 | -0.88 | -16 | 2130 | 3364 | -33 | 1098 | 3819 |
| 32 | 2009-12-05 | SRM 454 | 2 | 184 | 220.78 | 0.26 | 14 | 2146 | 3269 | 21 | 1131 | 3622 |
| 31 | 2009-11-25 | SRM 453.5 | 2 | 237 | 170.07 | -0.48 | -7 | 2131 | 3367 | -9 | 1110 | 3838 |
| 30 | 2009-11-05 | SRM 452 | 2 | 115 | 218.02 | 0.92 | 34 | 2138 | 3344 | 49 | 1119 | 3838 |
| 29 | 2009-09-23 | SRM 449 | 2 | 419 | 241.94 | -0.82 | -17 | 2104 | 3503 | -23 | 1070 | 4183 |
| 28 | 2009-09-10 | SRM 448 | 2 | 86 | 257.25 | 1.58 | 53 | 2120 | 3393 | 77 | 1093 | 4001 |
| 27 | 2009-05-12 | SRM 440 | 2 | 286 | 222.22 | -0.36 | -4 | 2067 | 3665 | 5 | 1016 | 5413 |
| 26 | 2009-04-19 | SRM 438 | 2 | 320 | 322.83 | -0.70 | -13 | 2071 | 3606 | -72 | 1011 | 6182 |
| 25 | 2009-03-11 | SRM 436 | 2 | 160 | 216.22 | 0.43 | 18 | 2084 | 3553 | 29 | 1083 | 5396 |
| 24 | 2009-02-24 | TCO09 Qual 1 | 1 | 512 | 841.57 | 0.72 | 40 | 2066 | 3492 | 78 | 1054 | 5571 |
| 23 | 2009-01-21 | SRM 433 | 2 | 478 | 230.29 | -1.05 | -21 | 2026 | 3956 | -53 | 976 | 7196 |
| 22 | 2009-01-06 | SRM 432 | 2 | 262 | 179.97 | -0.54 | -10 | 2047 | 3769 | -17 | 1029 | 5997 |
| 21 | 2008-12-11 | SRM 429 | 2 | 274 | 224.20 | -0.29 | -3 | 2057 | 3652 | -1 | 1046 | 5925 |
| 20 | 2008-12-02 | SRM 428 | 2 | 61 | 241.77 | 1.99 | 54 | 2060 | 3634 | 88 | 1047 | 6036 |
| 19 | 2008-11-22 | SRM 426 | 2 | 415 | 247.76 | -0.74 | -16 | 2005 | 3982 | -25 | 959 | 7396 |
| 18 | 2008-11-12 | SRM 425 | 2 | 541 | 335.34 | -1.06 | -24 | 2021 | 3863 | -99 | 984 | 7260 |
| 17 | 2008-11-06 | SRM 424 | 2 | 107 | 220.12 | 1.04 | 41 | 2045 | 3643 | 51 | 1083 | 5541 |
| 16 | 2008-10-08 | SRM 421 | 2 | 111 | 289.36 | 1.38 | 52 | 2004 | 3974 | 65 | 1032 | 6383 |
| 15 | 2008-10-02 | SRM 420 | 2 | 164 | 281.34 | 0.78 | 39 | 1952 | 4361 | 46 | 967 | 7614 |
| 14 | 2008-09-20 | SRM 418 | 2 | 142 | 328.34 | 1.21 | 59 | 1913 | 4675 | 70 | 921 | 8134 |
| 13 | 2008-09-11 | SRM 417 | 2 | 349 | 379.21 | 0.12 | 15 | 1854 | 5236 | 16 | 851 | 9004 |
| 12 | 2008-09-04 | SRM 416 | 2 | 441 | 301.12 | -0.55 | -22 | 1839 | 5370 | -42 | 835 | 9222 |
| 11 | 2008-08-06 | SRM 413 | 2 | 311 | 334.02 | 0.10 | 16 | 1861 | 5146 | 13 | 877 | 8725 |
| 10 | 2008-07-01 | SRM 408 | 2 | 357 | 284.16 | -0.33 | -11 | 1845 | 5186 | -17 | 864 | 8719 |
| 9 | 2008-06-26 | SRM 407 | 2 | 149 | 418.06 | 1.49 | 102 | 1856 | 5039 | 87 | 881 | 8583 |
| 8 | 2008-05-24 | SRM 402 | 2 | 355 | 406.17 | 0.19 | 26 | 1755 | 5821 | 14 | 794 | 8651 |
| 7 | 2008-05-06 | SRM 401 | 2 | 377 | 495.43 | 0.35 | 44 | 1728 | 5891 | 29 | 780 | 8124 |
| 6 | 2008-04-15 | SRM 398 | 2 | 276 | 491.30 | 0.83 | 101 | 1684 | 5931 | 57 | 751 | 7484 |
| 5 | 2008-03-11 | SRM 393 | 2 | 529 | 559.10 | 0.08 | 23 | 1584 | 6877 | -29 | 694 | 8177 |
| 4 | 2008-03-06 | SRM 392 | 2 | 558 | 554.76 | -0.01 | 12 | 1561 | 7025 | -65 | 723 | 7907 |
| 3 | 2007-12-13 | SRM 383 | 2 | 367 | 316.36 | -0.35 | -45 | 1549 | 6733 | -174 | 788 | 6975 |
| 2 | 2007-11-20 | SRM 378 | 2 | 445 | 509.26 | 0.20 | 62 | 1594 | 6037 | -117 | 962 | 4772 |
| 1 | 2007-11-06 | College Tour SRM 374 | 1 | 13 | 11.67 | -0.16 | 0 | 1532 | 6390 | -121 | 1079 | 3789 |