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 |
|---|---|---|---|
| luguozhe | 2 | 2075 | 1107 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.230 | 0.230 | 0.231 | 46.5 | -48 | -45 | 1155 | 1107 | 5055 |
| SRMFix | 0.465 | 0.465 | 0.490 | 97.3 | 52 | 142 | 1395 | 1395 | 6570 |
| Odd | 0.591 | 0.591 | 0.623 | 187.3 | 114 | 261 | 1893 | 1893 | 6512 |
| EloSRM | 0.596 | 0.596 | 0.614 | 185.5 | 132 | 239 | 2075 | 2075 | 6438 |
| initial | 0.623 | 0.623 | 0.626 | 75.0 | 68 | 82 | 1350 | 1350 | 7015 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-09-13 | SRM 556 | 2 | 282 | 385.26 | 0.45 | 132 | 2075 | 6438 | -48 | 1107 | 5055 |
| 1 | 2011-03-30 | Member SRM 501 | 2 | 380 | 637.31 | 0.74 | 239 | 1943 | 5944 | -45 | 1155 | 3970 |