Convert from technische mass einheit (TME) to marco [Spanish]

Unit Definition (technische mass einheit (TME))
The technische mass einheit (TME) is a German abbreviation for Technische Mass Einheit (engineering mass unit). One TME is the mass accelerated at 1 m/s2 by a force of 1 kgf. One TME is equal to 9.80665 kilograms or 21.6200 pounds. This unit is sometimes called the metric slug in English, since the slug is defined in a similar way in the English system.

Unit Definition (marco [Spanish])
The marco is a traditional units of weight in various countries of Western Europe. In each country the unit equals 1/2 the unit corresponding to the English pound. Thus the French marc equals 1/2 livre, 8 onces or about 244.75 grams; the Spanish marco equals 1/2 libra or about 230 grams; the German mark equals 1/2 pfund or about 280.5 grams; and the English mark equals 8 ounces or 226.8 grams. The English unit was used almost entirely for measuring precious metals.