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 |
|---|---|---|---|
| Davidoff.V. | 2 | 2145 | 1278 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.758 | 1.202 | 1.421 | 198.0 | -159 | 237 | 1437 | 1278 | 2147 |
| SRMFix | 1.396 | 1.500 | 2.048 | 273.2 | -18 | 528 | 1728 | 1711 | 2288 |
| initial | 1.536 | 1.536 | 2.095 | 185.0 | 13 | 357 | 1570 | 1570 | 2888 |
| EloSRM | 1.480 | 1.591 | 2.172 | 324.3 | -16 | 633 | 2160 | 2145 | 2226 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-10-13 | SRM 371 | 1 | 547 | 506.42 | -0.11 | -16 | 2145 | 2226 | -159 | 1278 | 2147 |
| 1 | 2007-10-09 | SRM 370 | 2 | 53 | 445.16 | 3.07 | 633 | 2160 | 2121 | 237 | 1437 | 1389 |