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 |
|---|---|---|---|
| CharlesWard | 2 | 1608 | 1017 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.015 | 0.015 | 0.015 | 3.7 | 4 | 4 | 1204 | 1204 | 5329 |
| initial | 0.081 | 0.081 | 0.081 | 9.8 | 10 | 10 | 1210 | 1210 | 5431 |
| EloSRM | 0.195 | 0.195 | 0.195 | 90.6 | 91 | 91 | 1608 | 1608 | 5291 |
| Odd | 0.241 | 0.241 | 0.241 | 107.7 | 108 | 108 | 1508 | 1508 | 5408 |
| SRM | -0.910 | 0.910 | 0.910 | 183.0 | -183 | -183 | 1017 | 1017 | 3854 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-08-07 | SRM 362 | 2 | 289 | ||||||||
| 1 | 2007-07-24 | SRM 360 | 2 | 410 | 469.40 | 0.20 | 91 | 1608 | 5291 | -183 | 1017 | 3854 |