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 |
|---|---|---|---|
| fqsydy | 2 | 2151 | 1340 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.296 | 0.296 | 0.299 | 70.0 | 48 | 92 | 1340 | 1340 | 2130 |
| SRMFix | 0.798 | 0.798 | 0.800 | 155.0 | 118 | 192 | 1510 | 1510 | 3983 |
| initial | 0.835 | 0.835 | 0.837 | 100.5 | 92 | 109 | 1401 | 1401 | 4760 |
| EloSRM | 0.851 | 0.851 | 0.857 | 270.5 | 263 | 278 | 2151 | 2151 | 3215 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-09-10 | SRM 448 | 1 | 390 | 654.56 | 0.75 | 278 | 2151 | 3215 | 92 | 1340 | 2130 |
| 1 | 2009-05-27 | SRM 441 | 2 | 358 | 693.58 | 0.95 | 263 | 1874 | 5100 | 48 | 1248 | 2732 |