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 |
|---|---|---|---|
| tom31203120 | 4 | 1963 | 852 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.090 | 0.513 | 0.547 | 155.5 | -434 | 117 | 1317 | 852 | 6332 |
| initial | 0.345 | 0.620 | 0.911 | 74.6 | -60 | 210 | 1426 | 1366 | 4953 |
| SRMFix | 0.096 | 0.749 | 0.953 | 127.6 | -87 | 346 | 1546 | 1382 | 4899 |
| EloSRM | 0.090 | 0.815 | 1.031 | 143.7 | -60 | 454 | 2084 | 1963 | 4524 |
| Odd | 0.102 | 0.826 | 1.053 | 145.4 | -57 | 474 | 1946 | 1838 | 4494 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-01-04 | SRM 457 | 2 | 416 | 226.41 | -0.88 | -60 | 1963 | 4524 | -51 | 852 | 6332 |
| 3 | 2009-12-05 | SRM 454 | 2 | 389 | 289.65 | -0.42 | -24 | 2023 | 4081 | 20 | 903 | 5890 |
| 2 | 2009-10-20 | SRM 451 | 1 | 499 | 452.51 | -0.15 | -37 | 2047 | 3890 | -434 | 883 | 6404 |
| 1 | 2009-10-17 | SRM 450 | 2 | 190 | 666.32 | 1.81 | 454 | 2084 | 3648 | 117 | 1317 | 2277 |