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 |
|---|---|---|---|
| chammer | 2 | 2108 | 1245 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.164 | 0.303 | 0.344 | 44.5 | -22 | 67 | 1267 | 1245 | 2586 |
| SRMFix | 0.761 | 0.761 | 1.014 | 158.4 | 16 | 301 | 1517 | 1517 | 3699 |
| initial | 0.809 | 0.809 | 1.061 | 97.5 | 15 | 180 | 1395 | 1395 | 4531 |
| EloSRM | 0.825 | 0.825 | 1.109 | 234.2 | 42 | 427 | 2108 | 2108 | 3425 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-04-15 | SRM 467 | 1 | 282 | 387.26 | 0.08 | 42 | 2108 | 3425 | -22 | 1245 | 2586 |
| 1 | 2009-12-22 | SRM 456 | 2 | 173 | 512.02 | 1.56 | 427 | 2066 | 3786 | 67 | 1267 | 2580 |