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 |
|---|---|---|---|
| Tupko | 1 | 1477 | 1066 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.075 | 0.075 | 0.075 | 18.2 | 18 | 18 | 1218 | 1218 | 2337 |
| initial | 0.111 | 0.111 | 0.111 | 13.4 | 13 | 13 | 1213 | 1213 | 2397 |
| EloSRM | 0.207 | 0.207 | 0.207 | 91.5 | 92 | 92 | 1477 | 1477 | 2323 |
| Odd | 0.239 | 0.239 | 0.239 | 107.6 | 108 | 108 | 1425 | 1425 | 2360 |
| SRM | -0.609 | 0.609 | 0.609 | 134.0 | -134 | -134 | 1066 | 1066 | 1695 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2004-12-18 | SRM 223 | 2 | 115 | 132.78 | 0.21 | 92 | 1477 | 2323 | -134 | 1066 | 1695 |