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 |
|---|---|---|---|
| Igor190e | 4 | 2027 | 746 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | -0.152 | 0.152 | 0.162 | 27.6 | -49 | -12 | 1151 | 1090 | 3876 |
| EloSRM | -0.156 | 0.156 | 0.167 | 21.2 | -50 | 0 | 2062 | 2027 | 3602 |
| initial | -0.171 | 0.171 | 0.181 | 20.6 | -30 | -13 | 1175 | 1118 | 4110 |
| SRM | -0.339 | 0.339 | 0.397 | 113.5 | -286 | -14 | 914 | 746 | 3784 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2019-06-23 | TCC19 South America Prelims | 1 | 103 | 117.39 | -0.10 | -9 | 2027 | 3602 | -52 | 746 | 3784 |
| 3 | 2019-05-11 | TCC19 India Qualifiers | 1 | 99 | 194.88 | -0.09 | 0 | 2036 | 3480 | -14 | 798 | 3576 |
| 2 | 2019-05-10 | TCO19 SRM 758 | 2 | 103 | 117.67 | -0.22 | -26 | 2036 | 3321 | -102 | 812 | 3397 |
| 1 | 2019-04-20 | TCO19 Round 1A | 1 | 650 | 663.08 | -0.21 | -50 | 2062 | 2978 | -286 | 914 | 2800 |