Helmert-Turm

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Centroid: 13.065289, 52.380260

• bldam:criteria = Baudenkmal
• building = tower
• building:material = brick;metal
• description = Trigonometrischer Fundamentalpunkt des Potsdamer Datum (Kartendatum)
• ele = 91
• height = 15
• heritage = 4
• heritage:operator = bldam
• heritage:website = https://ns.gis-bldam-brandenburg.de/hida4web/view?docId=obj09156548.xml&query=Helmertturm&brand=default&doc.style=gridview&blockId=d61042e914&startDoc=1
• image = https://upload.wikimedia.org/wikipedia/commons/5/5f/Helmertturm2008.JPG
• man_made = tower
• name = Helmert-Turm
• name:etymology:wikidata = Q45161
• name:etymology:wikipedia = de:Friedrich Robert Helmert
• note = Breite B = 52° 22′ 53,9559″ Länge L = 30° 44′ 1,1358″
• operator = GeoForschungsZentrum Potsdam
• operator:short = GFZ
• operator:type = public
• ref = A7
• ref:bldam = 09157625
• start_date = 1893
• tower:type = measurement
• website = https://geschichte.telegrafenberg.de/bauten-2/helmert-turm/
• wikidata = Q1603211
• wikimedia_commons = Category:Helmertturm
• wikipedia = de:Helmertturm