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 |
|---|---|---|---|
| tamara | 2 | 2507 | 1530 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.977 | 0.977 | 0.985 | 165.0 | 155 | 175 | 1530 | 1530 | 1427 |
| SRMFix | 1.630 | 1.630 | 1.672 | 294.0 | 190 | 398 | 1788 | 1788 | 2574 |
| initial | 1.711 | 1.711 | 1.749 | 206.0 | 163 | 249 | 1612 | 1612 | 3558 |
| EloSRM | 1.724 | 1.724 | 1.780 | 491.7 | 464 | 519 | 2507 | 2507 | 1477 |
| Odd | 1.728 | 1.728 | 1.787 | 467.9 | 416 | 520 | 2340 | 2340 | 1610 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-01-21 | SRM 433 | 1 | 241 | 584.88 | 1.28 | 464 | 2507 | 1477 | 175 | 1530 | 1427 |
| 1 | 2007-09-12 | SRM 365 | 2 | 110 | 494.46 | 2.17 | 519 | 2043 | 2658 | 155 | 1355 | 1706 |