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 |
|---|---|---|---|
| zhangyun | 2 | 1371 | 939 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.092 | 0.159 | 0.184 | 19.2 | -30 | 8 | 1208 | 1178 | 2423 |
| SRMFix | -0.132 | 0.175 | 0.219 | 31.1 | -52 | 10 | 1210 | 1159 | 2385 |
| EloSRM | -0.094 | 0.271 | 0.287 | 60.1 | -38 | 82 | 1409 | 1371 | 2305 |
| SRM | -0.628 | 0.628 | 0.629 | 130.5 | -132 | -129 | 1068 | 939 | 1945 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2003-11-08 | SRM 170 | 2 | 155 | 120.37 | -0.36 | -38 | 1371 | 2305 | -129 | 939 | 1945 |
| 1 | 2003-10-21 | SRM 168 | 2 | 171 | 193.40 | 0.18 | 82 | 1409 | 2181 | -132 | 1068 | 1525 |