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 |
|---|---|---|---|
| henryhu_hangzho | 4 | 2493 | 1329 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 1.581 | 1.634 | 3.174 | 196.7 | -13 | 764 | 1968 | 1961 | 2934 |
| SRM | 0.991 | 1.714 | 2.742 | 227.2 | -187 | 519 | 1719 | 1329 | 2729 |
| EloSRM | 1.388 | 1.820 | 3.220 | 243.6 | -62 | 881 | 2587 | 2493 | 2519 |
| SRMFix | 1.281 | 1.862 | 3.163 | 259.4 | -81 | 879 | 2079 | 1920 | 2405 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-09-19 | SRM 519 | 1 | 468 | 405.43 | -0.21 | -22 | 2493 | 2519 | -70 | 1329 | 2729 |
| 3 | 2011-05-11 | SRM 506 | 1 | 479 | 337.34 | -0.51 | -62 | 2515 | 2100 | -187 | 1399 | 2092 |
| 2 | 2011-05-03 | Member SRM 505 | 1 | 306 | 436.24 | -0.15 | -10 | 2577 | 1805 | -133 | 1586 | 1279 |
| 1 | 2011-04-16 | Member SRM 503 | 2 | 9 | 768.45 | 6.42 | 881 | 2587 | 1744 | 519 | 1719 | 912 |