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 |
|---|---|---|---|
| chenxing | 6 | 2447 | 1400 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.250 | 0.574 | 0.703 | 121.7 | -138 | 287 | 1583 | 1400 | 2351 |
| SRMFix | 0.618 | 0.669 | 0.862 | 105.6 | -12 | 332 | 1794 | 1794 | 3308 |
| EloSRM | 0.662 | 0.679 | 0.889 | 152.8 | -3 | 342 | 2447 | 2447 | 3061 |
| initial | 0.726 | 0.726 | 0.924 | 87.4 | 3 | 195 | 1725 | 1725 | 3921 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2012-02-18 | SRM 533 | 1 | 444 | 701.43 | 0.66 | 109 | 2447 | 3061 | 49 | 1400 | 2351 |
| 5 | 2012-01-14 | SRM 529 | 1 | 482 | 731.07 | 0.60 | 127 | 2338 | 3707 | 33 | 1351 | 2657 |
| 4 | 2011-12-28 | SRM 528 | 1 | 540 | 596.49 | -0.04 | -3 | 2211 | 4583 | -127 | 1318 | 2931 |
| 3 | 2011-12-17 | SRM 527 | 1 | 511 | 640.74 | -0.01 | 7 | 2213 | 4506 | -138 | 1445 | 2036 |
| 2 | 2007-12-11 | SRM 382 | 1 | 188 | 409.92 | 1.12 | 329 | 2206 | 2121 | 96 | 1583 | 1043 |
| 1 | 2007-12-04 | College Tour SRM 380 | 1 | 44 | 136.73 | 1.64 | 342 | 1878 | 3920 | 287 | 1487 | 1328 |