4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| arithma | 4 | 1960 | 1031 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.533 | 0.654 | 1.137 | 79.4 | -27 | 253 | 1453 | 1443 | 4523 |
| initial | 0.577 | 0.654 | 1.152 | 78.7 | -10 | 277 | 1488 | 1478 | 4212 |
| EloSRM | 0.647 | 0.724 | 1.135 | 114.9 | -10 | 267 | 1960 | 1960 | 4693 |
| SRM | 0.158 | 0.881 | 1.079 | 104.8 | -150 | 125 | 1050 | 1031 | 4503 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-02-13 | Member SRM 461 | 2 | 393 | 465.06 | 0.24 | 73 | 1960 | 4693 | -9 | 1031 | 4503 |
| 3 | 2007-10-17 | SRM 372 | 2 | 95 | 447.92 | 2.24 | 267 | 1887 | 3632 | 125 | 1040 | 3805 |
| 2 | 2007-09-26 | SRM 367 | 2 | 475 | 426.95 | -0.15 | -10 | 1620 | 5304 | -135 | 915 | 4630 |
| 1 | 2007-08-11 | SRM 363 | 2 | 428 | 510.76 | 0.26 | 110 | 1630 | 5138 | -150 | 1050 | 3640 |