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 |
|---|---|---|---|
| RobEllis | 7 | 1489 | 582 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.010 | 0.359 | 0.401 | 44.3 | -49 | 84 | 1411 | 1411 | 5464 |
| EloSRM | 0.016 | 0.367 | 0.407 | 48.9 | -50 | 87 | 1489 | 1489 | 5451 |
| SRMFix | 0.004 | 0.395 | 0.435 | 50.9 | -89 | 66 | 1112 | 1112 | 5953 |
| initial | -0.038 | 0.399 | 0.437 | 48.0 | -54 | 75 | 1168 | 1168 | 5646 |
| SRM | -0.179 | 0.577 | 0.664 | 126.0 | -299 | 69 | 901 | 582 | 7102 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2006-11-29 | SRM 328 | 2 | 249 | 378.76 | 0.60 | 65 | 1489 | 5451 | 69 | 582 | 7102 |
| 6 | 2006-11-02 | SRM 325 | 2 | 414 | 323.06 | -0.36 | -28 | 1424 | 5926 | -75 | 513 | 7238 |
| 5 | 2006-10-19 | SRM 323 | 2 | 252 | 389.67 | 0.63 | 87 | 1452 | 5540 | 63 | 588 | 6872 |
| 4 | 2006-10-09 | SRM 322 | 2 | 339 | 364.91 | 0.11 | 28 | 1365 | 6541 | -18 | 525 | 7074 |
| 3 | 2006-10-02 | SRM 321 | 2 | 386 | 313.07 | -0.35 | -50 | 1337 | 6905 | -186 | 543 | 7006 |
| 2 | 2006-09-18 | SRM 319 | 2 | 365 | 345.01 | -0.28 | -44 | 1387 | 6160 | -172 | 729 | 6061 |
| 1 | 2006-08-29 | SRM 318 | 2 | 342 | 291.32 | -0.23 | -40 | 1431 | 5339 | -299 | 901 | 4273 |