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 |
|---|---|---|---|
| gonzac | 4 | 1761 | 774 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.105 | 0.667 | 0.764 | 80.3 | -71 | 139 | 1309 | 1238 | 6149 |
| Odd | 0.116 | 0.713 | 0.845 | 137.5 | -92 | 305 | 1731 | 1639 | 5992 |
| SRMFix | 0.070 | 0.720 | 0.803 | 114.5 | -86 | 181 | 1304 | 1218 | 6276 |
| EloSRM | 0.109 | 0.729 | 0.852 | 150.1 | -102 | 315 | 1863 | 1761 | 6020 |
| SRM | -0.461 | 0.947 | 0.982 | 185.3 | -338 | 65 | 927 | 774 | 7028 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-12-22 | SRM 456 | 2 | 573 | 371.77 | -0.75 | -102 | 1761 | 6020 | -153 | 774 | 7028 |
| 3 | 2009-04-30 | SRM 439 | 2 | 200 | 477.95 | 1.26 | 315 | 1863 | 5297 | 65 | 927 | 7711 |
| 2 | 2008-12-23 | SRM 431 | 2 | 451 | ||||||||
| 1 | 2008-10-28 | SRM 423 | 2 | 455 | 402.98 | -0.18 | -34 | 1548 | 9573 | -338 | 862 | 8523 |