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 |
|---|---|---|---|
| jchzhu | 6 | 2077 | 909 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.138 | 0.565 | 0.664 | 79.9 | -44 | 227 | 2147 | 2077 | 6377 |
| SRMFix | 0.179 | 0.575 | 0.670 | 74.5 | -75 | 182 | 1496 | 1386 | 6856 |
| initial | 0.278 | 0.595 | 0.706 | 71.7 | -81 | 146 | 1514 | 1401 | 6659 |
| SRM | -0.063 | 0.624 | 0.682 | 76.8 | -229 | 45 | 1056 | 909 | 7711 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2012-04-11 | SRM 540 | 2 | 603 | 419.32 | -0.52 | -27 | 2077 | 6377 | -30 | 909 | 7711 |
| 5 | 2012-04-04 | SRM 539 | 2 | 411 | 328.34 | -0.76 | -44 | 2103 | 6013 | -117 | 939 | 7183 |
| 4 | 2012-03-07 | SRM 536 | 2 | 316 | 409.09 | 0.37 | 54 | 2147 | 5459 | 19 | 1056 | 5725 |
| 3 | 2012-02-23 | SRM 534 | 2 | 270 | 379.92 | 0.49 | 82 | 2093 | 5848 | 21 | 1037 | 5844 |
| 2 | 2011-12-23 | SRM 526.5 | 2 | 221 | 503.02 | 1.19 | 227 | 2011 | 6286 | 45 | 1016 | 5786 |
| 1 | 2011-12-06 | SRM 526 | 2 | 410 | 426.25 | 0.06 | 46 | 1785 | 8573 | -229 | 971 | 6326 |