4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| kyonghun90 | 9 | 1873 | 682 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.073 | 0.390 | 0.481 | 45.1 | -97 | 77 | 1265 | 1241 | 7602 |
| initial | 0.082 | 0.390 | 0.473 | 47.0 | -81 | 116 | 1326 | 1289 | 7063 |
| EloSRM | 0.028 | 0.408 | 0.474 | 60.6 | -98 | 148 | 1885 | 1873 | 7223 |
| SRM | -0.103 | 0.555 | 0.654 | 97.8 | -317 | 78 | 1082 | 682 | 9998 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2011-07-26 | SRM 513 | 2 | 785 | 637.27 | -0.30 | -11 | 1873 | 7223 | -8 | 682 | 9998 |
| 8 | 2011-07-13 | SRM 512 | 2 | 441 | 793.54 | 0.85 | 78 | 1885 | 7029 | 76 | 690 | 9765 |
| 7 | 2011-06-08 | SRM 509 | 2 | 621 | 708.66 | 0.19 | 30 | 1807 | 7693 | 27 | 614 | 10337 |
| 6 | 2011-05-24 | TCO11 Qual 3 | 1 | 825 | 771.53 | -0.20 | -26 | 1777 | 7812 | -98 | 587 | 10296 |
| 5 | 2011-05-19 | TCO11 Qual 2 | 1 | 827 | 1,190.35 | 0.52 | 116 | 1803 | 7588 | 78 | 685 | 9458 |
| 4 | 2011-03-30 | Member SRM 501 | 2 | 499 | 603.61 | -0.16 | -12 | 1687 | 8418 | -26 | 607 | 9861 |
| 3 | 2011-01-27 | SRM 495 | 2 | 1078 | 635.04 | -0.77 | -98 | 1699 | 8008 | -317 | 633 | 9414 |
| 2 | 2010-10-26 | SRM 486 | 2 | 737 | 610.22 | -0.27 | -26 | 1797 | 6578 | -132 | 950 | 5396 |
| 1 | 2010-09-09 | SRM 481 | 2 | 490 | 644.77 | 0.40 | 148 | 1824 | 6163 | -118 | 1082 | 4088 |