4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| jb4652 | 9 | 1947 | 892 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.058 | 0.526 | 0.773 | 59.2 | -92 | 197 | 1564 | 1395 | 5361 |
| EloSRM | 0.165 | 0.528 | 0.774 | 68.1 | -51 | 227 | 2018 | 1947 | 5584 |
| SRM | -0.001 | 0.535 | 0.620 | 81.6 | -163 | 159 | 1359 | 892 | 6300 |
| initial | 0.158 | 0.569 | 0.842 | 68.5 | -119 | 239 | 1570 | 1371 | 5503 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2010-12-28 | SRM 492 | 2 | 484 | 358.10 | -0.78 | -51 | 1947 | 5584 | -99 | 892 | 6300 |
| 8 | 2010-10-21 | Member SRM 485 | 2 | 306 | 354.65 | 0.21 | 41 | 1998 | 4807 | 11 | 991 | 4934 |
| 7 | 2010-04-15 | SRM 467 | 2 | 393 | 231.87 | -0.76 | -45 | 1957 | 4503 | -61 | 980 | 4794 |
| 6 | 2010-03-02 | SRM 463 | 1 | 617 | 594.50 | -0.09 | -15 | 2002 | 4351 | -163 | 1041 | 4398 |
| 5 | 2009-11-05 | SRM 452 | 2 | 121 | 425.68 | 1.82 | 155 | 2018 | 4161 | 43 | 1204 | 3160 |
| 4 | 2009-10-17 | SRM 450 | 1 | 446 | 526.80 | 0.08 | 25 | 1863 | 5311 | -41 | 1161 | 3441 |
| 3 | 2009-09-23 | SRM 449 | 1 | 541 | 669.51 | 0.04 | 19 | 1838 | 5516 | -58 | 1202 | 3105 |
| 2 | 2009-09-10 | SRM 448 | 1 | 444 | 571.34 | 0.06 | 36 | 1819 | 5660 | -99 | 1260 | 2661 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 394 | 741.76 | 0.91 | 227 | 1783 | 5285 | 159 | 1359 | 2112 |