4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| andreabrantes | 21 | 2155 | 1069 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.109 | 0.571 | 0.785 | 47.3 | -107 | 190 | 1697 | 1613 | 3332 |
| EloSRM | 0.065 | 0.579 | 0.829 | 51.4 | -56 | 281 | 2160 | 2155 | 3212 |
| initial | 0.209 | 0.618 | 0.843 | 74.5 | -217 | 209 | 1773 | 1728 | 2941 |
| SRM | 0.416 | 0.763 | 0.945 | 58.0 | -243 | 74 | 1250 | 1069 | 4181 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21 | 2009-10-20 | SRM 451 | 2 | 114 | 176.40 | 0.63 | 36 | 2155 | 3212 | 55 | 1069 | 4181 |
| 20 | 2009-09-23 | SRM 449 | 2 | 180 | 273.57 | 0.60 | 40 | 2119 | 3400 | 60 | 1014 | 4649 |
| 19 | 2009-09-10 | SRM 448 | 2 | 261 | 256.09 | -0.03 | 11 | 2079 | 3657 | 38 | 954 | 5393 |
| 18 | 2009-05-27 | SRM 441 | 2 | 247 | 206.98 | -0.26 | -2 | 2068 | 3649 | 29 | 916 | 6168 |
| 17 | 2009-03-11 | SRM 436 | 2 | 150 | 252.10 | 0.75 | 57 | 2070 | 3640 | 72 | 887 | 8408 |
| 16 | 2009-03-04 | TCO09 Qual 3 | 1 | 792 | 618.25 | -0.61 | -53 | 2013 | 4037 | -69 | 815 | 9285 |
| 15 | 2008-03-11 | SRM 393 | 2 | 798 | 152.18 | -2.39 | -56 | 2066 | 3088 | -243 | 884 | 6100 |
| 14 | 2008-02-26 | SRM 391 | 2 | 259 | 93.01 | -1.48 | -38 | 2122 | 2760 | -58 | 1127 | 3617 |
| 13 | 2008-02-16 | TCO08 Round 1 | 1 | 865 | 1,104.88 | -0.03 | 3 | 2160 | 2553 | -8 | 1185 | 3205 |
| 12 | 2008-02-13 | TCO08 Qual 3 | 1 | 326 | 437.46 | 0.42 | 43 | 2157 | 2563 | 33 | 1193 | 3182 |
| 11 | 2008-01-15 | SRM 388 | 2 | 132 | 140.26 | 0.09 | 18 | 2114 | 2666 | 20 | 1160 | 3399 |
| 10 | 2007-11-14 | SRM 376 | 2 | 108 | 100.08 | -0.11 | 7 | 2096 | 2523 | 21 | 1140 | 3243 |
| 9 | 2007-10-13 | SRM 371 | 1 | 597 | 519.61 | -0.25 | -29 | 2089 | 2470 | -131 | 1119 | 3219 |
| 8 | 2007-09-12 | SRM 365 | 1 | 294 | 451.72 | 0.09 | 23 | 2117 | 2292 | 40 | 1250 | 2323 |
| 7 | 2007-09-04 | SRM 364 | 2 | 72 | 150.93 | 1.07 | 107 | 2095 | 2367 | 38 | 1210 | 2598 |
| 6 | 2007-03-31 | TCO07 Qual 2 | 1 | 674 | 588.41 | -0.20 | -15 | 1987 | 2458 | -35 | 1172 | 2682 |
| 5 | 2006-11-02 | SRM 325 | 1 | 289 | 324.39 | -0.06 | -3 | 2003 | 2178 | -33 | 1207 | 2383 |
| 4 | 2006-10-09 | SRM 322 | 2 | 48 | 126.08 | 1.39 | 121 | 2006 | 2102 | 74 | 1240 | 2102 |
| 3 | 2006-09-18 | SRM 319 | 2 | 111 | 168.98 | 0.61 | 89 | 1885 | 2581 | 37 | 1166 | 2580 |
| 2 | 2006-07-26 | SRM 313 | 1 | 342 | 372.33 | 0.12 | 49 | 1796 | 2999 | -97 | 1129 | 2749 |
| 1 | 2006-07-22 | SRM 312 | 2 | 170 | 338.54 | 0.99 | 281 | 1747 | 3212 | 26 | 1226 | 2139 |