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 |
|---|---|---|---|
| Xiaot1222 | 2 | 2559 | 1372 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.493 | 0.493 | 0.528 | 86.0 | 71 | 101 | 1372 | 1372 | 2017 |
| SRMFix | 1.131 | 1.131 | 1.198 | 217.9 | 118 | 318 | 1636 | 1636 | 3271 |
| EloSRM | 1.167 | 1.167 | 1.252 | 314.0 | 220 | 408 | 2559 | 2559 | 2643 |
| Odd | 1.185 | 1.185 | 1.275 | 312.6 | 206 | 419 | 2287 | 2287 | 2751 |
| initial | 1.200 | 1.200 | 1.258 | 144.5 | 99 | 190 | 1489 | 1489 | 3987 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-11-18 | SRM 673 | 1 | 233 | 381.93 | 0.71 | 220 | 2559 | 2643 | 71 | 1372 | 2017 |
| 1 | 2015-09-28 | SRM 669 | 2 | 117 | 359.94 | 1.62 | 408 | 2340 | 3869 | 101 | 1301 | 2561 |