4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yubingyue | 2 | 1642 | 827 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.068 | 0.069 | 0.097 | 20.0 | -12 | 28 | 1653 | 1642 | 7089 |
| initial | -0.120 | 0.120 | 0.130 | 14.4 | -20 | -9 | 1191 | 1171 | 7404 |
| SRMFix | -0.150 | 0.150 | 0.153 | 30.2 | -30 | -30 | 1170 | 1140 | 7379 |
| SRM | -0.807 | 0.807 | 0.839 | 186.5 | -239 | -134 | 961 | 827 | 6569 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-01-14 | Member SRM 458 | 2 | 485 | 598.73 | -0.14 | -12 | 1642 | 7089 | -134 | 827 | 6569 |
| 1 | 2009-09-10 | SRM 448 | 2 | 687 | 687.44 | 0.00 | 28 | 1653 | 7188 | -239 | 961 | 5276 |