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 |
|---|---|---|---|
| piotrt | 1 | 1951 | 1260 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.400 | 0.400 | 0.400 | 60.0 | 60 | 60 | 1260 | 1260 | 2412 |
| SRMFix | 1.363 | 1.363 | 1.363 | 288.6 | 289 | 289 | 1489 | 1489 | 3520 |
| initial | 1.425 | 1.425 | 1.425 | 171.6 | 172 | 172 | 1372 | 1372 | 4270 |
| EloSRM | 1.530 | 1.530 | 1.530 | 417.8 | 418 | 418 | 1951 | 1951 | 3352 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-11-20 | SRM 378 | 2 | 176 | 508.22 | 1.53 | 418 | 1951 | 3352 | 60 | 1260 | 2412 |