4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Liqun | 2 | 1921 | 732 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.221 | 0.221 | 0.222 | 49.5 | -53 | -46 | 1967 | 1921 | 4215 |
| SRMFix | -0.244 | 0.244 | 0.244 | 49.6 | -56 | -43 | 1144 | 1101 | 3775 |
| initial | -0.272 | 0.272 | 0.274 | 32.8 | -37 | -29 | 1171 | 1134 | 4116 |
| SRM | -0.373 | 0.373 | 0.388 | 234.0 | -304 | -164 | 896 | 732 | 3949 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2018-05-26 | TCO18 Beijing | 1 | 105 | 90.89 | -0.21 | -46 | 1921 | 4215 | -164 | 732 | 3949 |
| 1 | 2017-06-24 | TCO17 China | 1 | 72 | 72.66 | -0.24 | -53 | 1967 | 4600 | -304 | 896 | 4042 |