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 |
|---|---|---|---|
| spark800 | 6 | 1927 | 977 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.039 | 0.534 | 0.748 | 77.1 | -122 | 218 | 1533 | 1404 | 4794 |
| EloSRM | 0.084 | 0.553 | 0.752 | 94.3 | -94 | 245 | 2025 | 1927 | 4806 |
| initial | 0.183 | 0.559 | 0.725 | 67.4 | -135 | 121 | 1468 | 1332 | 5351 |
| SRM | -0.161 | 0.567 | 0.743 | 96.8 | -198 | 179 | 1379 | 977 | 5082 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2009-10-20 | SRM 451 | 2 | 647 | 271.44 | -1.35 | -94 | 1927 | 4806 | -198 | 977 | 5082 |
| 5 | 2009-05-27 | SRM 441 | 1 | 439 | 478.14 | -0.04 | -4 | 2021 | 3998 | -71 | 1175 | 3317 |
| 4 | 2009-05-12 | SRM 440 | 1 | 408 | 514.72 | -0.02 | 3 | 2025 | 3972 | -38 | 1246 | 2973 |
| 3 | 2008-12-14 | TC China 08 - Finals | 1 | 233 | 265.35 | 0.19 | 51 | 2021 | 3943 | -27 | 1284 | 2862 |
| 2 | 2008-12-12 | TC China 08 - 1E | 1 | 106 | 172.71 | 0.70 | 169 | 1970 | 4373 | -68 | 1311 | 2679 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 366 | 741.76 | 1.02 | 245 | 1801 | 5110 | 179 | 1379 | 1981 |