Test data sets for the cumulative transformation parameters =========================================================== Only valid for transformations with parameters for 2022-03-01 to 2023-02-28 (See file: RSN2022CUM.CSV) *** Example 1: All measurements at one day *** Epoch of Observation: 10.03.2022 = Day 69 of 365 = 2022+(69/365) = Fraction of the year (tc): 2022.19 Reference Epoch(t0): 2020.0 ==> tc - t0 = 2.19 Observed coordinates in Frame ITRF2014 GOET 3918911.717 687523.952 4968545.656 2022.19 LDB2 3798344.680 955553.334 5017221.899 2022.19 TIT2 3993787.042 450204.193 4936131.863 2022.19 WRLG 4075564.690 931610.843 4801620.828 2022.19 Transformed coordinates in Frame ETRS89/DREF91 R2016 GOET 3918912.2809* 687523.4492 4968545.2824 LDB2 3798345.2836 955552.8491 5017221.5389 TIT2 3993787.5714 450203.6785 4936131.4804 WRLG 4075565.2727 931610.3221 4801620.4406 *** Example 2: Measurements over several days (Campaign) *** Epoch of Observation: 01.03.2022, 04.03.2022 and 05.03.2022 Middle of the period above = 03.03.2022 = Day 62 of 365 = 2022+(62/365) = Fraction of the year (tc): 2022.17 Reference Epoch(t0): 2020.0 ==> tc - t0 = 2.17 Observed coordinates in Frame ITRF2014 DIEP 3842152.818 563402.150 5042888.593 2022.17 HOL2 3665228.834 656626.235 5161071.916 2022.17 HUEG 4251963.287 567043.809 4704708.704 2022.17 POTS 3800689.357 882077.659 5028791.482 2022.17 Transformed coordinates in Frame ETRS89/DREF91 R2016 DIEP 3842153.3710 563401.6563 5042888.2262 HOL2 3665229.4091 656625.7650 5161071.5671 HUEG 4251963.8127 567043.2626 4704708.2971 POTS 3800689.9515 882077.1735 5028791.1214 If these measurements are several weeks apart, it is advisable to transform them on a daily basis.To be considered with high accuracy requirements: The Eurasian plate moves about 2 mm to the northeast in the course of four weeks. * Note: Only for the purpose of arithmetic tests, the transformation results were left to four decimal places and were not rounded.