4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| zhanqingping | 8 | 2058 | 1018 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.549 | 0.870 | 1.227 | 83.9 | -39 | 247 | 2097 | 2058 | 4690 |
| SRMFix | 0.525 | 0.939 | 1.292 | 83.9 | -71 | 201 | 1597 | 1525 | 4294 |
| SRM | 0.466 | 0.992 | 1.344 | 98.8 | -246 | 126 | 1039 | 1018 | 4957 |
| initial | 0.395 | 1.026 | 1.344 | 123.5 | -185 | 276 | 1765 | 1580 | 3910 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 2011-01-22 | Member SRM 494 | 2 | 415 | 283.49 | -0.55 | -39 | 2058 | 4690 | -21 | 1018 | 4957 |
| 7 | 2009-02-07 | SRM 434 | 2 | 70 | 312.08 | 2.16 | 142 | 2097 | 3441 | 106 | 1039 | 5894 |
| 6 | 2009-01-21 | SRM 433 | 2 | 400 | 274.20 | -0.55 | -32 | 1955 | 4550 | -25 | 933 | 7699 |
| 5 | 2008-11-25 | SRM 427 | 2 | 75 | 375.48 | 2.32 | 247 | 1987 | 4167 | 126 | 958 | 7510 |
| 4 | 2008-07-01 | SRM 408 | 2 | 206 | 462.73 | 1.17 | 157 | 1740 | 6314 | 72 | 832 | 9159 |
| 3 | 2008-06-26 | SRM 407 | 2 | 386 | 515.39 | -0.14 | -10 | 1583 | 8143 | -66 | 760 | 10113 |
| 2 | 2008-06-14 | SRM 405 | 2 | 664 | 642.07 | -0.05 | 8 | 1593 | 8008 | -128 | 826 | 9126 |
| 1 | 2008-03-06 | SRM 392 | 2 | 544 | 555.04 | 0.03 | 37 | 1585 | 6835 | -246 | 954 | 5325 |