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 |
|---|---|---|---|
| xiaotian08 | 5 | 2009 | 880 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.329 | 0.523 | 0.615 | 107.4 | -96 | 231 | 1852 | 1852 | 5905 |
| EloSRM | 0.319 | 0.526 | 0.618 | 109.4 | -113 | 233 | 2009 | 2009 | 5866 |
| initial | 0.343 | 0.562 | 0.630 | 67.7 | -66 | 107 | 1406 | 1406 | 5697 |
| SRMFix | 0.346 | 0.588 | 0.660 | 91.0 | -139 | 152 | 1377 | 1377 | 6071 |
| SRM | 0.214 | 0.782 | 0.862 | 140.4 | -511 | 84 | 880 | 880 | 7197 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2011-08-09 | SRM 514 | 2 | 366 | 356.51 | -0.04 | 13 | 2009 | 5866 | 13 | 880 | 7197 |
| 4 | 2011-05-17 | SRM 504.5 | 2 | 390 | 623.77 | 0.68 | 98 | 1996 | 5693 | 62 | 867 | 7063 |
| 3 | 2011-05-03 | Member SRM 505 | 2 | 470 | 626.71 | 0.42 | 90 | 1898 | 6451 | 32 | 805 | 7765 |
| 2 | 2010-12-28 | SRM 492 | 2 | 302 | 612.97 | 1.02 | 233 | 1808 | 6813 | 84 | 773 | 7861 |
| 1 | 2010-12-08 | SRM 490 | 2 | 924 | 700.91 | -0.48 | -113 | 1575 | 9464 | -511 | 689 | 8624 |