4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| hujiafeng | 1 | 1594 | 877 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.148 | 0.148 | 0.148 | 16.2 | -16 | -16 | 1456 | 1456 | 7876 |
| EloSRM | -0.195 | 0.195 | 0.195 | 36.2 | -36 | -36 | 1594 | 1594 | 7748 |
| initial | -0.271 | 0.271 | 0.271 | 32.6 | -33 | -33 | 1167 | 1167 | 7963 |
| SRMFix | -0.327 | 0.327 | 0.327 | 77.7 | -78 | -78 | 1122 | 1122 | 8240 |
| SRM | -1.279 | 1.279 | 1.279 | 323.0 | -323 | -323 | 877 | 877 | 6448 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-10-20 | SRM 451 | 2 | 617 | 538.98 | -0.20 | -36 | 1594 | 7748 | -323 | 877 | 6448 |