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 |
|---|---|---|---|
| VitalyGoldstein | 121 | 3240 | 2138 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.130 | 1.089 | 1.387 | 28.0 | -50 | 590 | 3357 | 3240 | 396 |
| SRMFix | 0.123 | 1.109 | 1.387 | 40.0 | -88 | 526 | 2881 | 2610 | 342 |
| SRM | 0.301 | 1.120 | 1.413 | 57.8 | -168 | 275 | 2735 | 2138 | 385 |
| initial | 0.101 | 1.184 | 1.478 | 142.6 | -390 | 482 | 3535 | 2637 | 1042 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 121 | 2013-11-20 | SRM 597 | 1 | 299 | 117.19 | -1.35 | -26 | 3240 | 396 | -55 | 2138 | 385 |
| 120 | 2013-09-27 | SRM 592 | 1 | 538 | 139.79 | -2.08 | -43 | 3267 | 343 | -162 | 2193 | 332 |
| 119 | 2012-12-12 | SRM 564 | 1 | 249 | 91.24 | -1.45 | -25 | 3310 | 214 | -80 | 2355 | 198 |
| 118 | 2012-06-02 | Round 2C | 1 | 203 | 133.37 | -0.61 | -6 | 3335 | 175 | -32 | 2435 | 159 |
| 117 | 2012-05-12 | TCO12 Round 2B | 1 | 267 | 148.05 | -0.85 | -10 | 3341 | 163 | -40 | 2467 | 148 |
| 116 | 2012-03-17 | SRM 537 | 1 | 137 | 89.38 | -0.62 | -6 | 3351 | 130 | -24 | 2507 | 119 |
| 115 | 2012-02-18 | SRM 533 | 1 | 24 | 84.79 | 1.82 | 31 | 3357 | 121 | 57 | 2531 | 112 |
| 114 | 2012-02-09 | SRM 532 | 1 | 60 | 85.00 | 0.50 | 16 | 3326 | 141 | 19 | 2474 | 132 |
| 113 | 2011-12-17 | SRM 527 | 1 | 21 | 108.71 | 2.37 | 44 | 3311 | 152 | 83 | 2455 | 142 |
| 112 | 2011-07-23 | TCO11 Round 4 | 1 | 88 | 77.63 | -0.18 | -2 | 3267 | 168 | -13 | 2372 | 181 |
| 111 | 2011-07-09 | TCO11 Round 3 | 1 | 113 | 132.03 | 0.22 | 9 | 3269 | 172 | 22 | 2385 | 181 |
| 110 | 2011-07-02 | SRM 511 | 1 | 44 | 126.07 | 1.52 | 31 | 3260 | 177 | 72 | 2363 | 194 |
| 109 | 2011-06-25 | TCO11 Round 2 | 1 | 201 | 191.25 | -0.07 | 3 | 3228 | 212 | 12 | 2291 | 237 |
| 108 | 2011-06-18 | TCO11 Round 1 | 1 | 729 | 197.52 | -1.88 | -35 | 3225 | 215 | -97 | 2279 | 255 |
| 107 | 2011-02-01 | SRM 496 | 1 | 115 | 79.35 | -0.54 | -7 | 3260 | 146 | -2 | 2376 | 178 |
| 106 | 2010-12-08 | SRM 490 | 1 | 129 | 74.90 | -0.78 | -13 | 3268 | 135 | -6 | 2378 | 162 |
| 105 | 2010-09-15 | Member SRM 482 | 1 | 14 | 90.62 | 2.69 | 55 | 3280 | 124 | 122 | 2384 | 147 |
| 104 | 2010-03-02 | SRM 463 | 1 | 432 | 68.56 | -2.66 | -29 | 3226 | 125 | -141 | 2262 | 235 |
| 103 | 2010-01-19 | SRM 459 | 1 | 432 | 68.26 | -2.66 | -30 | 3255 | 115 | -151 | 2403 | 158 |
| 102 | 2010-01-14 | Member SRM 458 | 1 | 38 | 65.79 | 0.79 | 19 | 3285 | 96 | 24 | 2554 | 95 |
| 101 | 2009-12-05 | SRM 454 | 1 | 77 | 61.46 | -0.32 | -2 | 3265 | 102 | -13 | 2530 | 99 |
| 100 | 2009-07-23 | SRM 445 | 1 | 40 | 69.14 | 0.79 | 15 | 3267 | 99 | 30 | 2543 | 105 |
| 99 | 2009-06-13 | SRM 442 | 1 | 58 | 70.60 | 0.28 | 8 | 3252 | 97 | 19 | 2513 | 115 |
| 98 | 2009-05-27 | SRM 441 | 1 | 86 | 59.19 | -0.54 | -5 | 3244 | 99 | -12 | 2494 | 119 |
| 97 | 2009-03-28 | TCO09 Round 4 | 1 | 65 | 54.76 | -0.25 | -2 | 3249 | 102 | -8 | 2506 | 114 |
| 96 | 2009-03-24 | SRM 437 | 1 | 150 | 74.30 | -1.01 | -10 | 3251 | 99 | -30 | 2514 | 113 |
| 95 | 2009-03-21 | TCO09 Round 3 | 1 | 73 | 91.12 | 0.32 | 9 | 3260 | 96 | 29 | 2544 | 104 |
| 94 | 2009-03-14 | TCO09 Round 2 | 1 | 28 | 134.69 | 2.27 | 30 | 3252 | 98 | 110 | 2515 | 112 |
| 93 | 2009-03-11 | SRM 436 | 1 | 227 | 77.73 | -1.55 | -17 | 3222 | 105 | -58 | 2405 | 151 |
| 92 | 2009-03-07 | TCO09 Round 1 | 1 | 77 | 151.44 | 0.98 | 19 | 3239 | 99 | 61 | 2463 | 137 |
| 91 | 2009-01-21 | SRM 433 | 1 | 48 | 71.50 | 0.57 | 13 | 3220 | 101 | 52 | 2402 | 156 |
| 90 | 2008-12-20 | SRM 430 | 1 | 341 | 62.60 | -2.45 | -23 | 3206 | 104 | -103 | 2350 | 181 |
| 89 | 2008-11-12 | SRM 425 | 1 | 32 | 62.83 | 0.97 | 17 | 3230 | 94 | 64 | 2453 | 129 |
| 88 | 2008-11-06 | SRM 424 | 1 | 41 | 57.14 | 0.48 | 12 | 3213 | 98 | 54 | 2389 | 161 |
| 87 | 2008-09-20 | SRM 418 | 1 | 20 | 71.75 | 1.84 | 26 | 3201 | 99 | 109 | 2335 | 180 |
| 86 | 2008-06-26 | SRM 407 | 1 | 271 | 63.28 | -2.10 | -17 | 3176 | 109 | -71 | 2226 | 231 |
| 85 | 2008-06-14 | SRM 405 | 1 | 484 | 129.91 | -2.09 | -17 | 3193 | 99 | -168 | 2297 | 194 |
| 84 | 2008-06-05 | SRM 404 | 1 | 50 | 60.58 | 0.28 | 7 | 3210 | 83 | 27 | 2465 | 117 |
| 83 | 2008-05-13 | TCO08 Semifinal 2 | 1 | 13 | 13.94 | 0.10 | 4 | 3203 | 83 | 30 | 2438 | 124 |
| 82 | 2008-05-06 | SRM 401 | 1 | 211 | 65.21 | -1.69 | -15 | 3199 | 86 | -66 | 2408 | 137 |
| 81 | 2008-04-15 | SRM 398 | 1 | 98 | 54.40 | -0.85 | -7 | 3213 | 80 | -18 | 2474 | 112 |
| 80 | 2008-04-03 | SRM 396 | 1 | 55 | 52.24 | -0.07 | 2 | 3221 | 75 | 20 | 2492 | 104 |
| 79 | 2008-03-22 | SRM 394 | 1 | 348 | 53.11 | -2.71 | -20 | 3219 | 75 | -134 | 2472 | 108 |
| 78 | 2008-03-11 | SRM 393 | 1 | 63 | 49.97 | -0.33 | -1 | 3239 | 66 | -6 | 2606 | 76 |
| 77 | 2008-03-08 | TCO08 Round 4 | 1 | 23 | 65.40 | 1.51 | 23 | 3240 | 67 | 80 | 2612 | 73 |
| 76 | 2008-03-06 | SRM 392 | 1 | 21 | 77.49 | 1.88 | 25 | 3217 | 76 | 85 | 2532 | 100 |
| 75 | 2008-03-01 | TCO08 Round 3 | 1 | 85 | 96.48 | 0.18 | 6 | 3192 | 83 | 33 | 2447 | 121 |
| 74 | 2008-02-23 | TCO08 Round 2 | 1 | 157 | 126.74 | -0.31 | -1 | 3186 | 83 | 9 | 2414 | 122 |
| 73 | 2008-02-16 | TCO08 Round 1 | 1 | 92 | 134.83 | 0.55 | 12 | 3187 | 77 | 48 | 2405 | 122 |
| 72 | 2008-01-15 | SRM 388 | 1 | 50 | 71.15 | 0.51 | 11 | 3175 | 73 | 52 | 2357 | 131 |
| 71 | 2007-11-10 | SRM 375 | 1 | 197 | 35.43 | -2.48 | -19 | 3164 | 73 | -99 | 2305 | 144 |
| 70 | 2007-10-31 | TCCC07 Semi 2 | 1 | 16 | 9.28 | -0.79 | -9 | 3183 | 63 | -109 | 2404 | 106 |
| 69 | 2007-10-17 | SRM 372 | 1 | 43 | 47.98 | 0.16 | 5 | 3193 | 60 | 12 | 2513 | 82 |
| 68 | 2007-10-13 | SRM 371 | 1 | 23 | 62.51 | 1.44 | 19 | 3188 | 63 | 61 | 2501 | 85 |
| 67 | 2007-10-04 | SRM 369 | 1 | 73 | ||||||||
| 66 | 2007-09-22 | TCCC07 Round 4 | 1 | 44 | 46.18 | 0.07 | 4 | 3169 | 66 | 29 | 2440 | 93 |
| 65 | 2007-09-18 | SRM 366 | 1 | 136 | 42.23 | -1.69 | -15 | 3165 | 66 | -70 | 2411 | 104 |
| 64 | 2007-09-15 | TCCC07 Round 3 | 1 | 107 | 59.45 | -0.85 | -8 | 3180 | 61 | -32 | 2481 | 83 |
| 63 | 2007-09-12 | College Tour SRM 365 | 1 | 2 | 2.01 | 0.01 | 4 | 3188 | 55 | 9 | 2513 | 76 |
| 62 | 2007-09-08 | TCCC07 Round 2 | 1 | 73 | 71.51 | -0.03 | 3 | 3184 | 55 | 11 | 2504 | 79 |
| 61 | 2007-09-01 | TCCC07 Round 1C | 1 | 71 | 30.23 | -1.23 | -12 | 3181 | 54 | -40 | 2493 | 77 |
| 60 | 2007-07-21 | SRM 359 | 1 | 56 | 42.27 | -0.41 | -2 | 3193 | 50 | -2 | 2533 | 64 |
| 59 | 2007-07-02 | SRM 356 | 1 | 43 | 33.47 | -0.36 | -2 | 3195 | 47 | 2 | 2535 | 61 |
| 58 | 2007-06-27 | TCO07 Semi 2 | 1 | 13 | 9.00 | -0.69 | -8 | 3196 | 48 | -91 | 2533 | 63 |
| 57 | 2007-06-20 | SRM 355 | 1 | 146 | 38.49 | -1.99 | -16 | 3204 | 45 | -102 | 2624 | 45 |
| 56 | 2007-06-14 | SRM 354 | 1 | 42 | 42.63 | 0.02 | 4 | 3220 | 41 | -9 | 2726 | 31 |
| 55 | 2007-06-07 | SRM 353 | 1 | 28 | 46.29 | 0.72 | 13 | 3217 | 42 | 15 | 2735 | 30 |
| 54 | 2007-05-29 | SRM 351 | 1 | 30 | 41.58 | 0.47 | 10 | 3204 | 43 | 10 | 2720 | 33 |
| 53 | 2007-05-23 | SRM 350 | 1 | 6 | 45.19 | 2.91 | 33 | 3194 | 44 | 82 | 2710 | 33 |
| 52 | 2007-05-15 | SRM 349 | 1 | 36 | 50.12 | 0.48 | 11 | 3161 | 55 | 13 | 2628 | 45 |
| 51 | 2007-05-01 | SRM 347 | 1 | 22 | 49.81 | 1.18 | 19 | 3150 | 57 | 38 | 2615 | 48 |
| 50 | 2007-04-28 | TCO07 Round 4 | 1 | 19 | 59.94 | 1.66 | 30 | 3131 | 69 | 90 | 2577 | 53 |
| 49 | 2007-04-24 | SRM 346 | 1 | 134 | 45.65 | -1.55 | -17 | 3101 | 77 | -70 | 2487 | 71 |
| 48 | 2007-04-21 | TCO07 Round 3 | 1 | 31 | 82.82 | 1.42 | 26 | 3118 | 69 | 65 | 2557 | 63 |
| 47 | 2007-04-18 | SRM 345 | 1 | 16 | 75.01 | 2.23 | 33 | 3092 | 80 | 79 | 2492 | 72 |
| 46 | 2007-04-14 | TCO07 Round 2 | 1 | 161 | 119.02 | -0.44 | -4 | 3059 | 92 | -18 | 2413 | 90 |
| 45 | 2007-04-07 | TCO07 Round 1A | 1 | 99 | 66.99 | -0.56 | -6 | 3064 | 85 | -18 | 2431 | 84 |
| 44 | 2007-03-28 | SRM 344 | 1 | 35 | 56.74 | 0.70 | 17 | 3070 | 77 | 35 | 2449 | 77 |
| 43 | 2007-02-20 | SRM 340 | 1 | 24 | 66.51 | 1.47 | 28 | 3053 | 86 | 67 | 2414 | 80 |
| 42 | 2007-02-03 | SRM 337 | 1 | 30 | 70.03 | 1.22 | 25 | 3025 | 91 | 65 | 2347 | 94 |
| 41 | 2007-01-17 | SRM 335 | 1 | 24 | 73.86 | 1.62 | 30 | 3000 | 103 | 84 | 2282 | 122 |
| 40 | 2007-01-04 | SRM 333 | 1 | 191 | 59.56 | -1.68 | -23 | 2969 | 114 | -71 | 2198 | 151 |
| 39 | 2006-12-28 | SRM 332 | 1 | 195 | 39.71 | -2.30 | -29 | 2992 | 102 | -148 | 2269 | 121 |
| 38 | 2006-12-21 | SRM 331 | 1 | 76 | 45.98 | -0.72 | -10 | 3021 | 89 | -38 | 2417 | 77 |
| 37 | 2006-11-22 | SRM 327 | 1 | 22 | 48.54 | 1.14 | 25 | 3031 | 85 | 37 | 2455 | 62 |
| 36 | 2006-11-02 | SRM 325 | 1 | 18 | 65.76 | 1.87 | 36 | 3006 | 95 | 70 | 2418 | 76 |
| 35 | 2006-10-19 | SRM 323 | 1 | 79 | 62.45 | -0.34 | -3 | 2971 | 103 | -17 | 2348 | 89 |
| 34 | 2006-10-07 | TCCC06 Round 2B | 1 | 53 | 34.95 | -0.60 | -8 | 2973 | 100 | -42 | 2365 | 89 |
| 33 | 2006-10-02 | SRM 321 | 1 | 19 | 55.54 | 1.55 | 32 | 2981 | 93 | 51 | 2407 | 75 |
| 32 | 2006-09-30 | SRM 320 | 1 | 65 | 74.97 | 0.21 | 10 | 2950 | 110 | 6 | 2356 | 88 |
| 31 | 2006-09-23 | TCCC06 Round 1B | 1 | 15 | 55.07 | 1.88 | 40 | 2940 | 112 | 68 | 2350 | 88 |
| 30 | 2006-08-19 | SRM 316 | 1 | 61 | 55.51 | -0.14 | 2 | 2900 | 120 | -6 | 2282 | 101 |
| 29 | 2006-08-09 | SRM 315 | 1 | 29 | 71.35 | 1.30 | 33 | 2899 | 120 | 57 | 2288 | 99 |
| 28 | 2006-08-03 | SRM 314 | 1 | 57 | 55.42 | -0.04 | 4 | 2865 | 145 | 3 | 2231 | 117 |
| 27 | 2006-07-12 | SRM 311 | 1 | 96 | 57.78 | -0.73 | -13 | 2861 | 139 | -34 | 2228 | 117 |
| 26 | 2006-07-06 | SRM 310 | 1 | 149 | 46.91 | -1.67 | -28 | 2874 | 130 | -105 | 2262 | 103 |
| 25 | 2006-06-08 | SRM 306 | 1 | 52 | 53.02 | 0.03 | 6 | 2902 | 111 | -2 | 2367 | 80 |
| 24 | 2006-05-11 | SRM 302 | 1 | 4 | 55.04 | 3.78 | 63 | 2896 | 109 | 135 | 2369 | 73 |
| 23 | 2006-05-09 | SRM 301 | 1 | 77 | 76.64 | -0.01 | 5 | 2833 | 142 | -4 | 2234 | 109 |
| 22 | 2006-04-22 | SRM 299 | 1 | 45 | 84.52 | 0.91 | 29 | 2828 | 146 | 42 | 2238 | 109 |
| 21 | 2006-04-11 | SRM 298 | 1 | 33 | 76.86 | 1.22 | 36 | 2799 | 167 | 57 | 2196 | 123 |
| 20 | 2006-04-06 | SRM 297 | 1 | 13 | 71.75 | 2.46 | 60 | 2763 | 190 | 108 | 2139 | 141 |
| 19 | 2006-04-03 | SRM 296 | 1 | 9 | 97.83 | 3.44 | 81 | 2704 | 239 | 166 | 2031 | 196 |
| 18 | 2006-03-29 | SRM 295 | 1 | 125 | 131.90 | 0.08 | 9 | 2622 | 314 | 12 | 1865 | 321 |
| 17 | 2006-03-25 | SRM 294 | 1 | 88 | 156.38 | 0.83 | 38 | 2613 | 330 | 65 | 1853 | 325 |
| 16 | 2006-03-17 | SRM 293 | 1 | 56 | 139.84 | 1.32 | 56 | 2575 | 365 | 100 | 1788 | 385 |
| 15 | 2006-03-08 | TCO06 Round 2 | 1 | 210 | 243.84 | 0.22 | 19 | 2519 | 449 | 37 | 1688 | 507 |
| 14 | 2006-03-04 | TCO06 Round 1 | 1 | 29 | ||||||||
| 13 | 2006-02-28 | TCO06 Qual 4/11/15 | 1 | 81 | 63.83 | -0.34 | -6 | 2500 | 471 | 19 | 1651 | 555 |
| 12 | 2006-02-21 | SRM 291 | 1 | 296 | 156.93 | -0.92 | -38 | 2506 | 447 | -102 | 1632 | 549 |
| 11 | 2006-02-14 | SRM 289 | 1 | 59 | 127.28 | 1.11 | 66 | 2544 | 379 | 95 | 1734 | 422 |
| 10 | 2006-01-24 | SRM 285 | 1 | 187 | 124.78 | -0.58 | -24 | 2479 | 451 | -41 | 1639 | 518 |
| 9 | 2006-01-21 | SRM 284 | 1 | 253 | 120.51 | -1.07 | -50 | 2503 | 409 | -122 | 1680 | 472 |
| 8 | 2006-01-19 | SRM 283 | 1 | 57 | 129.50 | 1.18 | 89 | 2554 | 350 | 97 | 1802 | 345 |
| 7 | 2005-12-28 | SRM 280 | 1 | 133 | 130.73 | -0.02 | 9 | 2465 | 449 | 1 | 1705 | 438 |
| 6 | 2005-12-21 | SRM 279 | 1 | 70 | ||||||||
| 5 | 2005-12-19 | SRM 278 | 1 | 106 | 142.58 | 0.43 | 54 | 2456 | 458 | 47 | 1704 | 442 |
| 4 | 2005-12-08 | SRM 276 | 1 | 238 | 187.14 | -0.35 | -27 | 2402 | 518 | -54 | 1657 | 479 |
| 3 | 2005-11-23 | SRM 274 | 1 | 33 | 173.30 | 2.39 | 299 | 2429 | 469 | 240 | 1711 | 412 |
| 2 | 2005-11-21 | SRM 273 | 1 | 219 | 282.39 | 0.37 | 109 | 2130 | 986 | -4 | 1471 | 754 |
| 1 | 2005-11-19 | SRM 272 | 2 | 36 | 291.59 | 3.02 | 590 | 2022 | 1241 | 275 | 1475 | 752 |