4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Jaan | 7 | 2917 | 1786 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 1.208 | 1.374 | 1.877 | 226.2 | -77 | 553 | 2917 | 2917 | 414 |
| SRM | 1.175 | 1.406 | 1.874 | 152.6 | -241 | 298 | 1786 | 1786 | 706 |
| SRMFix | 1.421 | 1.495 | 1.981 | 161.3 | -44 | 350 | 2242 | 2242 | 768 |
| initial | 1.617 | 1.630 | 2.123 | 196.2 | -5 | 546 | 2563 | 2563 | 784 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2009-08-25 | SRM 447 | 1 | 80 | 220.95 | 1.47 | 156 | 2917 | 414 | 154 | 1786 | 706 |
| 6 | 2009-03-14 | TCO09 Round 2 | 1 | 443 | 397.58 | -0.16 | -7 | 2762 | 713 | 7 | 1632 | 1051 |
| 5 | 2009-03-07 | TCO09 Round 1 | 1 | 398 | 656.11 | 0.72 | 108 | 2768 | 684 | 122 | 1625 | 1063 |
| 4 | 2009-02-28 | TCO09 Qual 2 | 1 | 39 | 743.73 | 4.25 | 520 | 2661 | 949 | 298 | 1503 | 1480 |
| 3 | 2008-08-06 | SRM 413 | 2 | 128 | 238.78 | 0.90 | 164 | 2141 | 2984 | 50 | 1205 | 3689 |
| 2 | 2007-04-12 | TCO07 Round 1C | 1 | 349 | 260.32 | -0.42 | -77 | 1977 | 2538 | -241 | 1155 | 2749 |
| 1 | 2007-03-31 | TCO07 Qual 2 | 1 | 315 | 1,021.10 | 1.70 | 553 | 2054 | 2151 | 196 | 1396 | 1390 |