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 |
|---|---|---|---|
| ZhaoZhongjie | 2 | 2119 | 1269 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.278 | 0.442 | 0.522 | 70.5 | -36 | 105 | 1305 | 1269 | 2407 |
| SRMFix | 0.851 | 0.851 | 1.146 | 174.1 | 14 | 334 | 1548 | 1548 | 3468 |
| initial | 0.897 | 0.897 | 1.186 | 108.0 | 15 | 201 | 1416 | 1416 | 4380 |
| EloSRM | 0.915 | 0.915 | 1.238 | 243.1 | 42 | 444 | 2119 | 2119 | 3334 |
| Odd | 0.938 | 0.938 | 1.271 | 251.0 | 38 | 464 | 1975 | 1975 | 3411 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-04-15 | SRM 467 | 1 | 282 | 386.39 | 0.08 | 42 | 2119 | 3334 | -36 | 1269 | 2407 |
| 1 | 2009-11-05 | SRM 452 | 2 | 193 | 648.47 | 1.75 | 444 | 2077 | 3730 | 105 | 1305 | 2391 |