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 |
|---|---|---|---|
| zhangzy | 1 | 2266 | 1236 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.201 | 0.201 | 0.201 | 36.0 | 36 | 36 | 1236 | 1236 | 2272 |
| SRMFix | 0.882 | 0.882 | 0.882 | 196.7 | 197 | 197 | 1397 | 1397 | 3160 |
| EloSRM | 0.910 | 0.910 | 0.910 | 245.9 | 246 | 246 | 2266 | 2266 | 3114 |
| initial | 0.923 | 0.923 | 0.923 | 111.1 | 111 | 111 | 1311 | 1311 | 3414 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2017-06-26 | SRM 716 | 2 | 91 | 170.98 | 0.91 | 246 | 2266 | 3114 | 36 | 1236 | 2272 |