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 |
|---|---|---|---|
| nfx333 | 2 | 2120 | 1211 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.654 | 1.214 | 1.379 | 103.5 | -98 | 109 | 1211 | 1211 | 3481 |
| SRMFix | 1.426 | 1.426 | 1.713 | 216.6 | 112 | 322 | 1633 | 1633 | 3321 |
| EloSRM | 1.462 | 1.462 | 1.680 | 265.9 | 224 | 308 | 2120 | 2120 | 3291 |
| Odd | 1.496 | 1.496 | 1.707 | 270.4 | 237 | 304 | 1986 | 1986 | 3370 |
| initial | 1.569 | 1.569 | 1.875 | 189.0 | 65 | 313 | 1578 | 1578 | 3726 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-02-07 | SRM 434 | 2 | 90 | 440.08 | 2.29 | 308 | 2120 | 3291 | 109 | 1211 | 3481 |
| 1 | 2008-12-20 | SRM 430 | 2 | 367 | 569.30 | 0.63 | 224 | 1812 | 5863 | -98 | 1102 | 5366 |