4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| marcog | 13 | 2478 | 1299 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.370 | 0.900 | 1.497 | 125.6 | -315 | 404 | 1617 | 1299 | 2387 |
| initial | 0.569 | 0.977 | 1.714 | 117.7 | -130 | 519 | 2312 | 2091 | 1990 |
| SRMFix | 0.376 | 0.997 | 1.668 | 111.6 | -85 | 694 | 2129 | 1927 | 1839 |
| Odd | 0.281 | 1.072 | 1.754 | 129.6 | -80 | 741 | 2557 | 2332 | 1678 |
| EloSRM | 0.264 | 1.086 | 1.761 | 137.2 | -79 | 725 | 2732 | 2478 | 1669 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13 | 2009-09-23 | SRM 449 | 1 | 541 | 488.67 | -0.41 | -29 | 2478 | 1669 | -59 | 1299 | 2387 |
| 12 | 2009-08-08 | SRM 446 | 1 | 553 | 377.09 | -0.55 | -40 | 2507 | 1518 | -67 | 1358 | 2013 |
| 11 | 2009-03-07 | TCO09 Round 1 | 1 | 834 | 800.96 | -0.06 | 3 | 2548 | 1338 | 21 | 1425 | 1853 |
| 10 | 2009-03-04 | TCO09 Qual 3 | 1 | 414 | 162.60 | -1.35 | -56 | 2544 | 1334 | -20 | 1404 | 2003 |
| 9 | 2008-12-20 | SRM 430 | 1 | 531 | 342.80 | -0.80 | -44 | 2601 | 1102 | -127 | 1424 | 1887 |
| 8 | 2008-12-11 | SRM 429 | 1 | 313 | 293.19 | -0.09 | 2 | 2645 | 948 | 23 | 1551 | 1306 |
| 7 | 2008-12-02 | SRM 428 | 1 | 462 | 270.31 | -0.77 | -55 | 2643 | 945 | -78 | 1528 | 1405 |
| 6 | 2008-11-22 | SRM 426 | 1 | 243 | 290.80 | 0.26 | 43 | 2697 | 793 | 66 | 1606 | 1108 |
| 5 | 2008-10-18 | SRM 422 | 1 | 486 | 259.85 | -0.90 | -77 | 2655 | 899 | -77 | 1540 | 1346 |
| 4 | 2008-10-08 | SRM 421 | 1 | 33 | 534.38 | 4.02 | 586 | 2732 | 702 | 352 | 1617 | 1099 |
| 3 | 2008-08-06 | SRM 413 | 1 | 370 | 484.04 | 0.08 | 43 | 2145 | 2961 | -24 | 1265 | 3111 |
| 2 | 2006-06-08 | SRM 306 | 1 | 293 | 229.60 | -0.41 | -79 | 2102 | 1510 | -315 | 1289 | 1713 |
| 1 | 2006-05-11 | SRM 302 | 2 | 11 | 235.95 | 4.42 | 725 | 2181 | 1207 | 404 | 1604 | 670 |