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 |
|---|---|---|---|
| sunghwan2789 | 4 | 2153 | 748 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.056 | 0.368 | 0.468 | 44.4 | -45 | 99 | 1227 | 1227 | 2279 |
| SRMFix | 0.079 | 0.401 | 0.498 | 60.5 | -98 | 97 | 1183 | 1183 | 2472 |
| Odd | 0.145 | 0.410 | 0.519 | 88.8 | -61 | 216 | 1841 | 1841 | 2312 |
| EloSRM | 0.161 | 0.438 | 0.559 | 115.1 | -78 | 286 | 2153 | 2153 | 2229 |
| SRM | -0.239 | 0.650 | 0.750 | 143.5 | -384 | 61 | 816 | 748 | 2917 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2019-02-21 | TCO19 SRM 751 | 2 | 40 | 81.80 | 1.03 | 286 | 2153 | 2229 | 61 | 748 | 2917 |
| 3 | 2016-01-20 | SRM 679 | 2 | 325 | 378.90 | -0.22 | -28 | 1867 | 7172 | -62 | 687 | 7276 |
| 2 | 2015-10-20 | SRM 672 | 2 | 298 | 333.92 | 0.16 | 69 | 1895 | 7207 | -67 | 749 | 7273 |
| 1 | 2015-03-17 | SRM 653 | 2 | 445 | 404.50 | -0.33 | -78 | 1826 | 10055 | -384 | 816 | 8425 |