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 |
|---|---|---|---|
| juliocosmo | 5 | 1640 | 644 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.121 | 0.282 | 0.295 | 33.9 | -42 | 48 | 1248 | 1127 | 9452 |
| SRMFix | -0.175 | 0.314 | 0.333 | 50.4 | -83 | 82 | 1282 | 1112 | 8437 |
| EloSRM | -0.201 | 0.386 | 0.404 | 62.3 | -69 | 164 | 1787 | 1640 | 7249 |
| Odd | -0.199 | 0.401 | 0.418 | 62.2 | -60 | 181 | 1649 | 1519 | 7193 |
| SRM | -0.570 | 0.570 | 0.622 | 111.2 | -206 | -68 | 1104 | 644 | 8923 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2009-10-20 | SRM 451 | 2 | 628 | 516.23 | -0.28 | -22 | 1640 | 7249 | -68 | 644 | 8923 |
| 4 | 2009-10-17 | SRM 450 | 2 | 799 | 598.02 | -0.42 | -38 | 1662 | 7056 | -106 | 712 | 8366 |
| 3 | 2009-09-23 | SRM 449 | 2 | 561 | 646.24 | -0.22 | -17 | 1700 | 6708 | -80 | 818 | 7266 |
| 2 | 2009-09-10 | SRM 448 | 2 | 767 | 524.34 | -0.55 | -69 | 1718 | 6566 | -206 | 898 | 6242 |
| 1 | 2009-08-25 | SRM 447 | 2 | 460 | 634.07 | 0.46 | 164 | 1787 | 5917 | -96 | 1104 | 3879 |