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 |
|---|---|---|---|
| Abdlrhman_Akram | 2 | 2391 | 1283 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.388 | 0.679 | 0.782 | 129.5 | -88 | 171 | 1371 | 1283 | 1806 |
| initial | 0.838 | 0.861 | 1.201 | 103.6 | -3 | 205 | 1405 | 1402 | 2598 |
| SRMFix | 0.810 | 0.862 | 1.183 | 176.1 | -9 | 343 | 1543 | 1534 | 2242 |
| EloSRM | 0.820 | 0.863 | 1.190 | 184.6 | -5 | 364 | 2397 | 2391 | 2282 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2018-02-20 | SRM 730 | 1 | 128 | 167.41 | -0.04 | -5 | 2391 | 2282 | -88 | 1283 | 1806 |
| 1 | 2017-09-26 | SRM 721 | 2 | 56 | 179.74 | 1.68 | 364 | 2397 | 2429 | 171 | 1371 | 1527 |