4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| SiwyEd | 10 | 2337 | 1255 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.928 | 1.461 | 1.843 | 127.5 | -392 | 356 | 1581 | 1255 | 2665 |
| initial | 0.672 | 1.662 | 2.047 | 200.1 | -247 | 541 | 2009 | 2009 | 2200 |
| SRMFix | 0.387 | 1.774 | 2.158 | 181.0 | -275 | 711 | 1985 | 1761 | 2595 |
| EloSRM | -0.169 | 1.860 | 2.258 | 154.1 | -111 | 856 | 2544 | 2337 | 2283 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 2009-12-17 | Member SRM 455 | 2 | 32 | 134.60 | 2.07 | 93 | 2337 | 2283 | 109 | 1255 | 2665 |
| 9 | 2009-12-05 | SRM 454 | 2 | 75 | 204.99 | 1.45 | 91 | 2243 | 2720 | 91 | 1146 | 3511 |
| 8 | 2009-08-25 | SRM 447 | 2 | 493 | 130.04 | -1.92 | -65 | 2153 | 3173 | -61 | 1055 | 4299 |
| 7 | 2009-07-08 | SRM 444 | 2 | 497 | 106.08 | -2.23 | -71 | 2217 | 2776 | -61 | 1116 | 3759 |
| 6 | 2009-05-27 | SRM 441 | 2 | 226 | 68.12 | -1.73 | -56 | 2289 | 2415 | -1 | 1177 | 3294 |
| 5 | 2009-04-19 | SRM 438 | 2 | 88 | 77.58 | -0.18 | 6 | 2345 | 2158 | 84 | 1178 | 3652 |
| 4 | 2009-03-24 | SRM 437 | 2 | 517 | 50.32 | -3.36 | -111 | 2339 | 2194 | -95 | 1094 | 5297 |
| 3 | 2009-03-11 | SRM 436 | 1 | 667 | 406.34 | -0.72 | -94 | 2450 | 1702 | -392 | 1189 | 3568 |
| 2 | 2009-02-12 | SRM 435 | 1 | 269 | 343.80 | 0.35 | 98 | 2544 | 1335 | 25 | 1581 | 1204 |
| 1 | 2009-01-06 | SRM 432 | 2 | 19 | 453.92 | 4.58 | 856 | 2446 | 1716 | 356 | 1556 | 1310 |