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 |
|---|---|---|---|
| RuanZheng | 2 | 1811 | 1294 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.608 | 0.608 | 0.608 | 94.0 | 94 | 94 | 1294 | 1294 | 1324 |
| SRMFix | 1.329 | 1.329 | 1.329 | 282.5 | 282 | 282 | 1482 | 1482 | 2112 |
| initial | 1.363 | 1.363 | 1.363 | 164.1 | 164 | 164 | 1364 | 1364 | 2494 |
| EloSRM | 1.480 | 1.480 | 1.480 | 373.8 | 374 | 374 | 1811 | 1811 | 2090 |
| Odd | 1.519 | 1.519 | 1.519 | 385.4 | 385 | 385 | 1735 | 1735 | 2122 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-03-28 | SRM 344 | 1 | 362 | ||||||||
| 1 | 2005-12-28 | SRM 280 | 2 | 88 | 245.43 | 1.48 | 374 | 1811 | 2090 | 94 | 1294 | 1324 |