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 |
|---|---|---|---|
| Pati | 2 | 1519 | 659 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.180 | 0.180 | 0.180 | 22.9 | -23 | -23 | 1422 | 1400 | 10736 |
| EloSRM | -0.195 | 0.195 | 0.195 | 34.7 | -39 | -30 | 1549 | 1519 | 10687 |
| initial | -0.262 | 0.262 | 0.262 | 31.5 | -33 | -30 | 1170 | 1137 | 11506 |
| SRMFix | -0.276 | 0.276 | 0.276 | 56.9 | -70 | -43 | 1130 | 1086 | 11420 |
| SRM | -0.534 | 0.534 | 0.538 | 115.5 | -132 | -99 | 758 | 659 | 11263 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-02-07 | SRM 434 | 2 | 615 | 643.58 | -0.20 | -30 | 1519 | 10687 | -99 | 659 | 11263 |
| 1 | 2008-12-20 | SRM 430 | 2 | 484 | 535.16 | -0.19 | -39 | 1549 | 9757 | -132 | 758 | 10188 |