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 |
|---|---|---|---|
| mark_zhang | 2 | 2152 | 1320 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.812 | 0.812 | 0.812 | 120.0 | 120 | 120 | 1320 | 1320 | 2599 |
| SRMFix | 1.648 | 1.648 | 1.648 | 338.9 | 339 | 339 | 1539 | 1539 | 4407 |
| initial | 1.701 | 1.701 | 1.701 | 204.9 | 205 | 205 | 1405 | 1405 | 5464 |
| EloSRM | 1.769 | 1.769 | 1.769 | 444.0 | 444 | 444 | 2152 | 2152 | 4275 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-05-28 | SRM 507 | 1 | 722 | ||||||||
| 1 | 2011-05-03 | Member SRM 505 | 2 | 216 | 736.37 | 1.77 | 444 | 2152 | 4275 | 120 | 1320 | 2599 |