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 |
|---|---|---|---|
| andrew_g | 7 | 1851 | 843 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.200 | 0.366 | 0.555 | 61.4 | -55 | 138 | 1724 | 1724 | 5485 |
| EloSRM | 0.227 | 0.367 | 0.578 | 64.5 | -62 | 173 | 1851 | 1851 | 5479 |
| SRMFix | 0.194 | 0.376 | 0.563 | 39.2 | -52 | 99 | 1328 | 1328 | 5527 |
| initial | 0.224 | 0.385 | 0.575 | 46.4 | -66 | 152 | 1389 | 1389 | 4913 |
| SRM | -0.081 | 0.541 | 0.688 | 77.6 | -224 | 78 | 976 | 843 | 7079 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2009-11-05 | SRM 452 | 2 | 241 | 606.04 | 1.33 | 173 | 1851 | 5479 | 78 | 843 | 7079 |
| 6 | 2009-10-20 | SRM 451 | 2 | 622 | 456.21 | -0.45 | -62 | 1678 | 6886 | -86 | 765 | 7820 |
| 5 | 2007-12-13 | SRM 383 | 2 | 261 | 253.50 | -0.04 | 8 | 1740 | 5072 | -19 | 851 | 6284 |
| 4 | 2007-11-20 | SRM 378 | 2 | 368 | 380.92 | 0.05 | 21 | 1732 | 4928 | -16 | 870 | 5713 |
| 3 | 2007-11-06 | SRM 374 | 2 | 291 | 439.60 | 0.60 | 108 | 1711 | 4969 | 15 | 886 | 5405 |
| 2 | 2007-09-26 | SRM 367 | 2 | 456 | 463.91 | 0.02 | 25 | 1603 | 5438 | -105 | 871 | 5078 |
| 1 | 2007-09-12 | SRM 365 | 2 | 468 | 494.46 | 0.08 | 54 | 1578 | 5683 | -224 | 976 | 4210 |