4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| zfyang | 1 | 1731 | 1115 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.227 | 0.227 | 0.227 | 54.6 | 55 | 55 | 1255 | 1255 | 6275 |
| initial | 0.271 | 0.271 | 0.271 | 32.7 | 33 | 33 | 1233 | 1233 | 6601 |
| EloSRM | 0.324 | 0.324 | 0.324 | 120.7 | 121 | 121 | 1731 | 1731 | 6405 |
| SRM | -0.376 | 0.376 | 0.376 | 85.0 | -85 | -85 | 1115 | 1115 | 3811 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-05-27 | SRM 441 | 2 | 554 | 693.58 | 0.32 | 121 | 1731 | 6405 | -85 | 1115 | 3811 |