georepository.com,epsg.io. EPSG:7004 nutzt . Dieser Wert stammt aus dem US Army Map Service Technical Manual; 1943. “Remarks: Original Bessel definition is a=3272077.14 and b=3261139.33 toise. This used a weighted mean of values from several authors but did not account for differences in the length of the various toise: the „Bessel toise“ is therefore of uncertain length.”
georepository.com
georepository.com,epsg.io. EPSG:7004 nutzt . Dieser Wert stammt aus dem US Army Map Service Technical Manual; 1943. “Remarks: Original Bessel definition is a=3272077.14 and b=3261139.33 toise. This used a weighted mean of values from several authors but did not account for differences in the length of the various toise: the „Bessel toise“ is therefore of uncertain length.”