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 |
|---|---|---|---|
| VitalyS | 7 | 1731 | 690 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.205 | 0.637 | 0.733 | 78.0 | -95 | 142 | 1653 | 1635 | 4733 |
| EloSRM | 0.203 | 0.648 | 0.738 | 82.2 | -111 | 145 | 1750 | 1731 | 4733 |
| initial | 0.134 | 0.688 | 0.759 | 82.8 | -140 | 123 | 1411 | 1313 | 4649 |
| SRMFix | 0.191 | 0.694 | 0.768 | 84.5 | -139 | 108 | 1343 | 1282 | 4931 |
| SRM | 0.130 | 0.840 | 0.913 | 155.1 | -543 | 92 | 831 | 690 | 7041 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 2007-10-23 | SRM 373 | 2 | 227 | 270.03 | 0.25 | 37 | 1731 | 4733 | 38 | 690 | 7041 |
| 6 | 2007-06-20 | SRM 355 | 2 | 541 | 275.59 | -1.01 | -56 | 1694 | 4566 | -179 | 652 | 6878 |
| 5 | 2007-06-14 | SRM 354 | 2 | 196 | 407.78 | 1.06 | 102 | 1750 | 4140 | 92 | 831 | 5344 |
| 4 | 2007-06-07 | SRM 353 | 2 | 286 | 526.85 | 0.88 | 114 | 1648 | 4820 | 81 | 739 | 6161 |
| 3 | 2007-06-02 | SRM 352 | 2 | 323 | 558.12 | 0.79 | 145 | 1533 | 5543 | 77 | 658 | 6740 |
| 2 | 2007-05-29 | SRM 351 | 2 | 438 | 488.23 | -0.10 | -9 | 1388 | 6972 | -76 | 581 | 7067 |
| 1 | 2007-05-23 | SRM 350 | 2 | 488 | 365.58 | -0.45 | -111 | 1397 | 6789 | -543 | 657 | 6663 |