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 |
|---|---|---|---|
| prowind111 | 2 | 1555 | 459 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.237 | 0.309 | 0.390 | 37.3 | -66 | 9 | 1143 | 1143 | 9555 |
| Odd | -0.112 | 0.333 | 0.351 | 89.0 | -108 | 70 | 1418 | 1418 | 8833 |
| EloSRM | -0.125 | 0.356 | 0.378 | 97.8 | -123 | 73 | 1555 | 1555 | 8184 |
| SRMFix | -0.207 | 0.407 | 0.456 | 87.5 | -141 | 34 | 1093 | 1093 | 9488 |
| SRM | -0.624 | 0.943 | 1.131 | 370.5 | -726 | -15 | 474 | 459 | 10456 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-27 | SRM 441 | 2 | 711 | 837.93 | 0.23 | 73 | 1555 | 8184 | -15 | 459 | 10456 |
| 1 | 2009-04-19 | SRM 438 | 2 | 786 | 565.46 | -0.48 | -123 | 1482 | 11560 | -726 | 474 | 12201 |