3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| lyubomirv | 7 | 1870 | 821 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.137 | 0.323 | 0.425 | 56.0 | -32 | 167 | 1870 | 1870 | 5127 |
| SRMFix | 0.200 | 0.371 | 0.469 | 42.6 | -46 | 110 | 1352 | 1352 | 5291 |
| initial | 0.230 | 0.380 | 0.474 | 45.8 | -48 | 105 | 1394 | 1394 | 4856 |
| SRM | 0.088 | 0.536 | 0.629 | 106.7 | -282 | 123 | 918 | 821 | 7620 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2009-05-27 | SRM 441 | 2 | 321 | 429.78 | 0.42 | 42 | 1870 | 5127 | 28 | 821 | 7620 |
| 6 | 2009-03-24 | SRM 437 | 2 | 425 | 435.26 | 0.03 | 14 | 1828 | 5677 | 3 | 793 | 9617 |
| 5 | 2009-03-11 | SRM 436 | 2 | 469 | 423.77 | -0.51 | -32 | 1814 | 5811 | -85 | 790 | 9687 |
| 4 | 2009-03-07 | TCO09 Round 1 | 1 | 1273 | 1,437.62 | 0.18 | 44 | 1847 | 5426 | 30 | 875 | 8428 |
| 3 | 2009-03-04 | TCO09 Qual 3 | 1 | 497 | 909.42 | 0.87 | 167 | 1803 | 5932 | 123 | 845 | 8962 |
| 2 | 2009-02-28 | TCO09 Qual 2 | 1 | 1215 | 1,216.65 | -0.14 | -27 | 1636 | 7603 | -196 | 722 | 10451 |
| 1 | 2009-02-24 | TCO09 Qual 1 | 1 | 1070 | 1,153.09 | 0.11 | 66 | 1663 | 7278 | -282 | 918 | 7768 |