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 |
|---|---|---|---|
| tedd50 | 4 | 1697 | 483 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.051 | 0.599 | 0.648 | 72.2 | -88 | 106 | 1263 | 1175 | 7402 |
| Odd | 0.021 | 0.623 | 0.664 | 107.7 | -109 | 153 | 1621 | 1553 | 6814 |
| EloSRM | -0.007 | 0.634 | 0.672 | 112.4 | -123 | 153 | 1770 | 1697 | 6683 |
| SRMFix | -0.028 | 0.641 | 0.680 | 98.6 | -145 | 119 | 1224 | 1144 | 7392 |
| SRM | -0.257 | 0.804 | 0.946 | 232.2 | -612 | 88 | 694 | 483 | 9307 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-01-19 | SRM 459 | 2 | 947 | 552.29 | -0.78 | -72 | 1697 | 6683 | -211 | 483 | 9307 |
| 3 | 2010-01-14 | Member SRM 458 | 2 | 344 | 646.08 | 0.91 | 153 | 1770 | 6036 | 88 | 694 | 7868 |
| 2 | 2009-12-22 | SRM 456 | 2 | 461 | 585.88 | 0.35 | 101 | 1616 | 7273 | 18 | 606 | 8413 |
| 1 | 2009-12-17 | Member SRM 455 | 2 | 867 | 621.96 | -0.50 | -123 | 1515 | 8701 | -612 | 588 | 8575 |