3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| RomanLipovsky | 43 | 2917 | 1864 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.267 | 0.877 | 1.272 | 59.3 | -102 | 785 | 2526 | 2359 | 585 |
| EloSRM | 0.213 | 0.882 | 1.273 | 56.6 | -85 | 799 | 3001 | 2917 | 606 |
| Odd | 0.232 | 0.885 | 1.281 | 54.7 | -86 | 806 | 2847 | 2750 | 576 |
| SRM | 0.413 | 0.898 | 1.253 | 76.0 | -289 | 435 | 2181 | 1864 | 642 |
| initial | 0.277 | 0.922 | 1.324 | 111.1 | -175 | 633 | 3106 | 2633 | 762 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 43 | 2010-12-18 | Member SRM 491 | 1 | 292 | 210.35 | -0.47 | -17 | 2917 | 606 | -21 | 1864 | 642 |
| 42 | 2010-08-26 | SRM 480 | 1 | 127 | 129.23 | 0.02 | 11 | 2934 | 518 | 23 | 1885 | 586 |
| 41 | 2009-07-23 | SRM 445 | 1 | 368 | 273.92 | -0.87 | -18 | 2923 | 401 | -122 | 1862 | 558 |
| 40 | 2009-05-27 | SRM 441 | 1 | 165 | 141.50 | -0.22 | -2 | 2941 | 362 | 2 | 1984 | 408 |
| 39 | 2009-05-12 | SRM 440 | 1 | 196 | 148.29 | -0.40 | -6 | 2943 | 368 | -5 | 1982 | 424 |
| 38 | 2009-03-14 | TCO09 Round 2 | 1 | 337 | 278.90 | -0.27 | -4 | 2949 | 356 | -4 | 1987 | 439 |
| 37 | 2009-03-11 | SRM 436 | 1 | 450 | 167.09 | -1.43 | -26 | 2952 | 346 | -106 | 1991 | 431 |
| 36 | 2009-03-07 | TCO09 Round 1 | 1 | 717 | 297.57 | -1.27 | -23 | 2978 | 312 | -82 | 2097 | 344 |
| 35 | 2009-02-24 | TCO09 Qual 1 | 1 | 92 | 106.62 | 0.21 | 10 | 3001 | 285 | 9 | 2179 | 276 |
| 34 | 2009-02-12 | SRM 435 | 1 | 89 | 119.18 | 0.42 | 17 | 2991 | 291 | 24 | 2170 | 281 |
| 33 | 2009-02-07 | SRM 434 | 1 | 213 | 136.60 | -0.64 | -12 | 2974 | 304 | -35 | 2146 | 300 |
| 32 | 2009-01-21 | SRM 433 | 1 | 66 | 153.58 | 1.22 | 37 | 2986 | 291 | 60 | 2181 | 271 |
| 31 | 2008-11-06 | SRM 424 | 1 | 33 | 140.98 | 2.10 | 46 | 2949 | 316 | 98 | 2121 | 310 |
| 30 | 2008-10-18 | SRM 422 | 1 | 145 | 176.91 | 0.29 | 13 | 2903 | 362 | 30 | 2023 | 391 |
| 29 | 2008-10-08 | SRM 421 | 1 | 209 | 153.61 | -0.44 | -7 | 2890 | 390 | -12 | 1993 | 420 |
| 28 | 2008-09-11 | SRM 417 | 1 | 72 | 177.12 | 1.30 | 35 | 2898 | 380 | 90 | 2005 | 413 |
| 27 | 2008-09-04 | SRM 416 | 1 | 363 | 153.22 | -1.24 | -26 | 2863 | 426 | -86 | 1915 | 511 |
| 26 | 2008-08-16 | SRM 414 | 1 | 226 | 136.05 | -0.73 | -14 | 2888 | 387 | -35 | 2001 | 411 |
| 25 | 2008-08-06 | SRM 413 | 1 | 110 | 163.11 | 0.57 | 21 | 2903 | 360 | 50 | 2036 | 373 |
| 24 | 2008-07-31 | SRM 412 | 1 | 140 | 146.10 | 0.06 | 7 | 2881 | 393 | 27 | 1986 | 427 |
| 23 | 2008-07-23 | SRM 411 | 1 | 115 | 137.23 | 0.26 | 14 | 2874 | 402 | 45 | 1959 | 457 |
| 22 | 2008-07-19 | SRM 410 | 1 | 242 | 163.08 | -0.57 | -13 | 2859 | 423 | -5 | 1914 | 503 |
| 21 | 2008-07-10 | SRM 409 | 1 | 159 | 161.54 | 0.02 | 7 | 2872 | 402 | 44 | 1919 | 489 |
| 20 | 2008-06-26 | SRM 407 | 1 | 40 | 194.47 | 2.28 | 74 | 2865 | 412 | 168 | 1875 | 541 |
| 19 | 2008-06-17 | SRM 406 | 1 | 342 | 149.26 | -1.32 | -42 | 2792 | 519 | -188 | 1707 | 824 |
| 18 | 2008-06-14 | SRM 405 | 1 | 60 | 227.94 | 1.93 | 78 | 2833 | 443 | 137 | 1895 | 502 |
| 17 | 2008-06-05 | SRM 404 | 1 | 304 | 198.02 | -0.62 | -22 | 2755 | 582 | -21 | 1758 | 720 |
| 16 | 2008-05-24 | SRM 402 | 1 | 315 | 140.52 | -1.16 | -42 | 2777 | 536 | -69 | 1779 | 683 |
| 15 | 2008-05-06 | SRM 401 | 1 | 180 | 206.91 | 0.20 | 21 | 2819 | 455 | 45 | 1848 | 564 |
| 14 | 2008-05-01 | SRM 400 | 1 | 348 | 254.61 | -0.80 | -39 | 2798 | 491 | -128 | 1803 | 630 |
| 13 | 2008-04-23 | SRM 399 | 1 | 110 | 132.11 | 0.26 | 32 | 2837 | 427 | 32 | 1931 | 465 |
| 12 | 2007-10-17 | SRM 372 | 1 | 179 | 161.56 | -0.15 | 1 | 2805 | 384 | 17 | 1899 | 440 |
| 11 | 2007-10-09 | SRM 370 | 1 | 59 | 189.50 | 1.68 | 86 | 2804 | 387 | 128 | 1882 | 464 |
| 10 | 2007-09-26 | SRM 367 | 1 | 279 | 190.45 | -0.55 | -23 | 2718 | 505 | -15 | 1754 | 633 |
| 9 | 2007-09-12 | SRM 365 | 1 | 73 | 249.09 | 1.77 | 112 | 2742 | 455 | 151 | 1769 | 606 |
| 8 | 2007-09-08 | TCCC07 Round 2 | 1 | 467 | 299.31 | -0.64 | -40 | 2630 | 638 | -35 | 1618 | 886 |
| 7 | 2007-09-04 | SRM 364 | 1 | 164 | 244.19 | 0.57 | 72 | 2670 | 565 | 90 | 1653 | 798 |
| 6 | 2007-08-28 | TCCC07 Round 1A | 1 | 75 | 156.75 | 1.06 | 140 | 2599 | 711 | 122 | 1563 | 1008 |
| 5 | 2007-08-18 | TCCC07 Qual 1 | 1 | 122 | 424.87 | 1.80 | 293 | 2458 | 1048 | 132 | 1441 | 1347 |
| 4 | 2006-07-22 | SRM 312 | 1 | 278 | 307.71 | 0.15 | 44 | 2165 | 1379 | 8 | 1309 | 1649 |
| 3 | 2006-07-06 | SRM 310 | 1 | 179 | 210.63 | -0.08 | -6 | 2122 | 1499 | -45 | 1301 | 1662 |
| 2 | 2005-07-26 | SRM 254 | 1 | 161 | 121.12 | -0.50 | -85 | 2128 | 805 | -289 | 1346 | 919 |
| 1 | 2005-07-12 | SRM 251 | 2 | 4 | 163.44 | 5.35 | 799 | 2213 | 637 | 435 | 1635 | 415 |