4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| LuDongwei | 5 | 1871 | 732 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.118 | 0.355 | 0.515 | 58.1 | -66 | 139 | 1871 | 1871 | 8554 |
| initial | 0.105 | 0.355 | 0.521 | 42.8 | -52 | 128 | 1263 | 1263 | 8355 |
| SRMFix | 0.097 | 0.377 | 0.529 | 47.3 | -74 | 105 | 1205 | 1205 | 9024 |
| SRM | -0.293 | 0.679 | 0.780 | 124.0 | -234 | 76 | 973 | 732 | 10542 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2012-04-11 | SRM 540 | 2 | 393 | 815.16 | 1.05 | 139 | 1871 | 8554 | 76 | 732 | 10542 |
| 4 | 2012-04-04 | SRM 539 | 2 | 411 | 496.49 | -0.16 | -15 | 1731 | 10091 | -44 | 656 | 11227 |
| 3 | 2012-01-19 | SRM 530 | 2 | 555 | 591.85 | 0.09 | 31 | 1746 | 9285 | -39 | 700 | 10289 |
| 2 | 2011-12-28 | SRM 528 | 2 | 882 | 717.57 | -0.43 | -66 | 1715 | 9574 | -234 | 739 | 9753 |
| 1 | 2011-12-23 | SRM 526.5 | 2 | 521 | 534.75 | 0.04 | 40 | 1780 | 8659 | -227 | 973 | 6293 |