4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| MathFan | 2 | 1970 | 994 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.148 | 0.148 | 0.150 | 29.9 | 29 | 31 | 1260 | 1260 | 2474 |
| initial | 0.192 | 0.192 | 0.193 | 23.2 | 22 | 24 | 1246 | 1246 | 2428 |
| SRM | -0.478 | 0.478 | 0.513 | 103.0 | -128 | -78 | 1072 | 994 | 2569 |
| Odd | 0.552 | 0.552 | 0.591 | 197.8 | 134 | 262 | 1764 | 1764 | 3209 |
| EloSRM | 0.587 | 0.587 | 0.654 | 251.9 | 117 | 387 | 1970 | 1970 | 4264 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2020-03-07 | SRM 780 | 2 | 106 | 194.48 | 0.88 | 387 | 1970 | 4264 | -78 | 994 | 2569 |
| 1 | 2006-07-26 | SRM 313 | 2 | 253 | 311.05 | 0.30 | 117 | 1584 | 4284 | -128 | 1072 | 3107 |