8.28 Proper adjustment of K is advantageous to the player, for his opponents, and for the integrity of the entire pool.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| DavidAlves | 62 | 2568 | 1445 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.207 | 0.664 | 0.968 | 30.9 | -111 | 379 | 2571 | 2568 | 2004 |
| initial | 0.150 | 0.664 | 0.968 | 79.9 | -358 | 381 | 2470 | 2320 | 1653 |
| SRMFix | 0.238 | 0.673 | 0.984 | 37.2 | -139 | 331 | 1988 | 1982 | 1939 |
| SRM | 0.481 | 0.834 | 1.184 | 68.6 | -543 | 249 | 1600 | 1445 | 1950 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 62 | 2011-06-21 | SRM 510 | 1 | 272 | 360.90 | -0.15 | -3 | 2568 | 2004 | -27 | 1445 | 1950 |
| 61 | 2011-05-11 | SRM 506 | 1 | 257 | 352.92 | 0.46 | 26 | 2571 | 1827 | 40 | 1472 | 1737 |
| 60 | 2011-02-10 | SRM 497 | 1 | 271 | 354.59 | 0.39 | 21 | 2545 | 1836 | 44 | 1432 | 1853 |
| 59 | 2010-12-28 | SRM 492 | 1 | 343 | 347.11 | 0.02 | 5 | 2524 | 1884 | 10 | 1388 | 2021 |
| 58 | 2010-11-18 | SRM 488 | 1 | 276 | 317.03 | -0.22 | -6 | 2520 | 1833 | -34 | 1378 | 2015 |
| 57 | 2010-10-05 | SRM 484 | 1 | 188 | 303.85 | 0.69 | 32 | 2526 | 1777 | 75 | 1412 | 1816 |
| 56 | 2010-08-26 | SRM 480 | 1 | 379 | 318.77 | -0.25 | -7 | 2493 | 1869 | -21 | 1337 | 2161 |
| 55 | 2010-06-30 | Member Single Round Match 474 | 1 | 352 | 290.67 | -0.28 | -9 | 2500 | 1779 | -44 | 1358 | 2028 |
| 54 | 2010-04-15 | SRM 467 | 1 | 282 | 314.68 | -0.21 | -5 | 2509 | 1519 | -39 | 1402 | 1656 |
| 53 | 2010-04-03 | SRM 466 | 1 | 557 | 502.05 | -0.39 | -12 | 2514 | 1483 | -82 | 1441 | 1480 |
| 52 | 2010-03-25 | Member SRM 465 | 1 | 154 | 312.58 | 1.02 | 45 | 2525 | 1424 | 87 | 1523 | 1180 |
| 51 | 2010-03-16 | SRM 464 | 1 | 418 | 462.40 | -0.21 | -6 | 2481 | 1616 | -48 | 1436 | 1531 |
| 50 | 2010-02-17 | SRM 462 | 1 | 235 | 315.00 | -0.13 | -2 | 2486 | 1746 | -38 | 1484 | 1497 |
| 49 | 2009-12-22 | SRM 456 | 1 | 310 | 325.75 | 0.07 | 8 | 2489 | 1669 | -13 | 1522 | 1329 |
| 48 | 2009-10-20 | SRM 451 | 1 | 370 | 311.90 | -0.25 | -7 | 2480 | 1673 | -65 | 1535 | 1292 |
| 47 | 2009-06-23 | SRM 443 | 1 | 228 | 325.39 | 0.51 | 22 | 2488 | 1578 | 28 | 1600 | 1098 |
| 46 | 2009-04-30 | SRM 439 | 1 | 184 | 313.41 | 0.77 | 29 | 2465 | 1649 | 50 | 1572 | 1229 |
| 45 | 2009-04-19 | SRM 438 | 1 | 191 | 327.71 | -0.04 | 1 | 2437 | 1760 | -23 | 1522 | 1405 |
| 44 | 2009-03-24 | SRM 437 | 1 | 220 | 508.20 | 1.21 | 44 | 2435 | 1775 | 95 | 1545 | 1319 |
| 43 | 2009-03-11 | SRM 436 | 1 | 372 | 507.19 | 0.45 | 21 | 2391 | 1954 | 36 | 1450 | 1729 |
| 42 | 2009-03-07 | TCO09 Round 1 | 1 | 799 | 1,034.43 | 0.37 | 19 | 2370 | 2043 | 30 | 1414 | 1909 |
| 41 | 2009-02-28 | TCO09 Qual 2 | 1 | 407 | 547.95 | 0.43 | 19 | 2351 | 2088 | 31 | 1384 | 2087 |
| 40 | 2009-02-12 | SRM 435 | 1 | 215 | 407.43 | 0.92 | 45 | 2332 | 2188 | 97 | 1353 | 2317 |
| 39 | 2008-12-11 | SRM 429 | 2 | 21 | 115.17 | 2.46 | 39 | 2288 | 2365 | 99 | 1256 | 3054 |
| 38 | 2008-12-02 | SRM 428 | 1 | 540 | 489.90 | -0.23 | -9 | 2249 | 2559 | -76 | 1157 | 4381 |
| 37 | 2008-11-25 | SRM 427 | 1 | 381 | 368.70 | -0.18 | -6 | 2257 | 2482 | -57 | 1233 | 3300 |
| 36 | 2008-11-12 | SRM 425 | 1 | 338 | 538.00 | 0.67 | 36 | 2264 | 2408 | 76 | 1290 | 2810 |
| 35 | 2008-10-28 | SRM 423 | 2 | 80 | 84.34 | 0.08 | 8 | 2227 | 2575 | 25 | 1214 | 3463 |
| 34 | 2008-10-18 | SRM 422 | 2 | 89 | 150.88 | 0.76 | 24 | 2220 | 2610 | 53 | 1189 | 3738 |
| 33 | 2008-08-06 | SRM 413 | 2 | 52 | 126.82 | 1.29 | 29 | 2196 | 2662 | 81 | 1136 | 4655 |
| 32 | 2008-07-23 | SRM 411 | 2 | 115 | 108.90 | -0.08 | 4 | 2166 | 2798 | 40 | 1055 | 6144 |
| 31 | 2008-06-17 | SRM 406 | 2 | 132 | 94.32 | -0.48 | -5 | 2162 | 2723 | 37 | 1015 | 6700 |
| 30 | 2008-05-06 | SRM 401 | 2 | 419 | 263.28 | -1.15 | -15 | 2167 | 2618 | -70 | 978 | 5912 |
| 29 | 2008-04-23 | SRM 399 | 2 | 164 | 68.59 | -1.26 | -15 | 2182 | 2494 | 7 | 1048 | 4418 |
| 28 | 2008-04-03 | SRM 396 | 2 | 556 | 100.83 | -2.46 | -30 | 2197 | 2452 | -99 | 1041 | 4537 |
| 27 | 2008-03-26 | SRM 395 | 1 | 367 | 335.62 | -0.23 | -9 | 2227 | 2305 | -67 | 1140 | 3602 |
| 26 | 2008-03-22 | SRM 394 | 1 | 428 | 456.16 | -0.14 | -4 | 2236 | 2241 | -27 | 1207 | 3076 |
| 25 | 2008-02-26 | SRM 391 | 2 | 29 | 76.75 | 1.40 | 32 | 2241 | 2186 | 79 | 1234 | 2805 |
| 24 | 2008-02-13 | TCO08 Qual 3 | 1 | 721 | 346.31 | -1.06 | -29 | 2209 | 2321 | -81 | 1155 | 3470 |
| 23 | 2008-02-09 | TCO08 Qual 2 | 1 | 646 | 565.00 | -0.19 | -4 | 2238 | 2158 | -4 | 1236 | 2823 |
| 22 | 2008-01-05 | SRM 386 | 1 | 456 | 437.01 | -0.24 | -9 | 2242 | 2026 | -65 | 1240 | 2755 |
| 21 | 2007-12-27 | SRM 385 | 1 | 436 | 424.82 | -0.04 | 1 | 2250 | 1981 | -30 | 1305 | 2286 |
| 20 | 2007-12-11 | SRM 382 | 1 | 288 | 315.18 | -0.15 | -5 | 2249 | 1935 | -48 | 1335 | 2055 |
| 19 | 2007-11-28 | SRM 379 | 1 | 89 | 319.60 | 1.84 | 91 | 2254 | 1867 | 174 | 1383 | 1712 |
| 18 | 2007-11-14 | College Tour SRM 376 | 1 | 7 | 8.41 | 0.26 | 16 | 2163 | 2204 | 31 | 1209 | 2767 |
| 17 | 2007-11-06 | SRM 374 | 2 | 119 | 100.10 | -0.25 | 0 | 2147 | 2241 | 23 | 1178 | 2966 |
| 16 | 2007-09-12 | SRM 365 | 2 | 175 | 93.86 | -0.90 | -14 | 2147 | 2160 | 3 | 1155 | 2955 |
| 15 | 2007-09-08 | TCCC07 Round 2 | 1 | 592 | 597.77 | -0.17 | -7 | 2161 | 2076 | -37 | 1152 | 2948 |
| 14 | 2007-09-04 | SRM 364 | 2 | 71 | 82.49 | 0.22 | 14 | 2168 | 2031 | 53 | 1189 | 2754 |
| 13 | 2007-08-28 | TCCC07 Round 1A | 1 | 216 | 257.36 | 0.25 | 21 | 2154 | 2075 | 54 | 1136 | 3061 |
| 12 | 2007-08-23 | TCCC07 Qual 3 | 1 | 154 | 138.53 | -0.16 | -2 | 2134 | 2146 | 36 | 1082 | 3423 |
| 11 | 2007-08-21 | TCCC07 Qual 2 | 1 | 628 | 270.43 | -1.30 | -55 | 2135 | 2136 | -191 | 1046 | 3655 |
| 10 | 2007-08-01 | SRM 361 | 1 | 406 | 382.70 | -0.20 | -13 | 2190 | 1886 | -90 | 1237 | 2368 |
| 9 | 2007-07-24 | SRM 360 | 1 | 215 | 470.54 | 1.13 | 98 | 2203 | 1834 | 122 | 1327 | 1789 |
| 8 | 2007-07-21 | SRM 359 | 2 | 36 | 142.66 | 1.99 | 81 | 2106 | 2228 | 110 | 1205 | 2601 |
| 7 | 2007-07-17 | SRM 358 | 2 | 40 | 154.84 | 1.95 | 93 | 2025 | 2562 | 113 | 1095 | 3236 |
| 6 | 2007-07-12 | SRM 357 | 2 | 248 | 147.72 | -0.75 | -30 | 1932 | 3046 | -23 | 982 | 4020 |
| 5 | 2007-07-02 | SRM 356 | 2 | 45 | 181.88 | 2.02 | 133 | 1962 | 2859 | 129 | 1005 | 3888 |
| 4 | 2007-06-20 | SRM 355 | 2 | 224 | 235.36 | 0.07 | 23 | 1828 | 3668 | 32 | 876 | 4997 |
| 3 | 2007-06-07 | SRM 353 | 2 | 63 | 603.05 | 3.26 | 379 | 1805 | 3735 | 249 | 844 | 5263 |
| 2 | 2007-06-02 | SRM 352 | 2 | 534 | 553.16 | 0.05 | 29 | 1426 | 6552 | -62 | 595 | 7054 |
| 1 | 2007-05-23 | SRM 350 | 2 | 488 | 365.60 | -0.45 | -111 | 1397 | 6789 | -543 | 657 | 6663 |