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 |
|---|---|---|---|
| Tommy198853 | 3 | 1807 | 904 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.260 | 0.445 | 0.506 | 53.6 | -33 | 94 | 1294 | 1294 | 5725 |
| SRMFix | 0.195 | 0.453 | 0.506 | 71.7 | -64 | 99 | 1286 | 1286 | 5833 |
| EloSRM | 0.200 | 0.497 | 0.522 | 103.0 | -55 | 130 | 1807 | 1807 | 5688 |
| SRM | -0.309 | 0.626 | 0.639 | 112.7 | -189 | 21 | 1072 | 904 | 6054 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-08-08 | SRM 446 | 2 | 395 | 646.55 | 0.71 | 124 | 1807 | 5688 | 21 | 904 | 6054 |
| 2 | 2009-06-13 | SRM 442 | 2 | 752 | 552.07 | -0.45 | -55 | 1683 | 6862 | -189 | 883 | 6396 |
| 1 | 2009-05-12 | SRM 440 | 2 | 521 | 656.90 | 0.33 | 130 | 1738 | 6428 | -128 | 1072 | 4657 |