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 |
|---|---|---|---|
| unknown001 | 2 | 1898 | 971 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.195 | 0.351 | 0.401 | 42.2 | -19 | 66 | 1266 | 1247 | 7899 |
| SRMFix | 0.058 | 0.428 | 0.432 | 87.6 | -62 | 113 | 1313 | 1252 | 7723 |
| EloSRM | 0.086 | 0.530 | 0.537 | 129.3 | -49 | 210 | 1947 | 1898 | 7384 |
| Odd | 0.128 | 0.541 | 0.556 | 134.8 | -38 | 231 | 1771 | 1733 | 7452 |
| SRM | -0.665 | 0.665 | 0.705 | 114.5 | -153 | -76 | 1124 | 971 | 6348 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-12-17 | SRM 527 | 2 | 750 | 551.14 | -0.44 | -49 | 1898 | 7384 | -153 | 971 | 6348 |
| 1 | 2011-11-29 | SRM 525 | 2 | 516 | 790.80 | 0.62 | 210 | 1947 | 6889 | -76 | 1124 | 4706 |