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 |
|---|---|---|---|
| zhouyou | 10 | 2143 | 1105 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.415 | 0.828 | 1.279 | 71.3 | -62 | 289 | 2014 | 2014 | 3275 |
| EloSRM | 0.417 | 0.835 | 1.289 | 74.4 | -63 | 299 | 2143 | 2143 | 3288 |
| SRMFix | 0.510 | 0.853 | 1.322 | 74.3 | -99 | 195 | 1625 | 1625 | 3232 |
| SRM | 0.597 | 0.903 | 1.356 | 65.9 | -177 | 136 | 1105 | 1105 | 3775 |
| initial | 0.560 | 0.933 | 1.371 | 112.4 | -162 | 436 | 1875 | 1875 | 2522 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 2009-12-22 | SRM 456 | 2 | 25 | 259.14 | 3.37 | 156 | 2143 | 3288 | 136 | 1105 | 3775 |
| 9 | 2009-09-23 | SRM 449 | 2 | 380 | 368.78 | -0.04 | 8 | 1988 | 4300 | 9 | 969 | 5160 |
| 8 | 2009-09-10 | SRM 448 | 2 | 735 | 277.92 | -1.40 | -63 | 1979 | 4341 | -117 | 960 | 5286 |
| 7 | 2009-08-25 | SRM 447 | 2 | 292 | 238.63 | -0.29 | -6 | 2042 | 3892 | -12 | 1077 | 4117 |
| 6 | 2009-06-23 | SRM 443 | 2 | 128 | 277.91 | 1.12 | 97 | 2048 | 3804 | 56 | 1089 | 3980 |
| 5 | 2009-06-13 | SRM 442 | 2 | 328 | 366.63 | 0.16 | 35 | 1951 | 4526 | -6 | 1033 | 4485 |
| 4 | 2009-05-27 | SRM 441 | 2 | 389 | 331.84 | -0.23 | -5 | 1917 | 4761 | -65 | 1039 | 4557 |
| 3 | 2008-12-14 | TC China 08 - Finals | 1 | 255 | 309.20 | 0.28 | 68 | 1922 | 4771 | 20 | 1104 | 5335 |
| 2 | 2008-12-12 | TC China 08 - 1E | 1 | 104 | 260.71 | 1.33 | 299 | 1854 | 5426 | 61 | 1084 | 5568 |
| 1 | 2008-06-08 | College Tour West China | 1 | 333 | 428.65 | -0.12 | -7 | 1555 | 8930 | -177 | 1023 | 6366 |