Overpass query:
show query
–
Overpass Turbo
[timeout:300][out:json];
(
node(around:1000,49.81491,7.49560)[amenity=university][~"^(addr:housenumber|.*name.*)$"~".",i];
way(around:1000,49.81491,7.49560)[amenity=university][~"^(addr:housenumber|.*name.*)$"~".",i];
rel(around:1000,49.81491,7.49560)[amenity=university][~"^(addr:housenumber|.*name.*)$"~".",i];
node(around:1000,49.81491,7.49560)[landuse=observatory][name];
way(around:1000,49.81491,7.49560)[landuse=observatory][name];
rel(around:1000,49.81491,7.49560)[landuse=observatory][name];
node(around:1000,49.81491,7.49560)["man_made"="observatory"][name];
way(around:1000,49.81491,7.49560)["man_made"="observatory"][name];
rel(around:1000,49.81491,7.49560)["man_made"="observatory"][name];
node(around:1000,49.81491,7.49560)["observatory:type"="astronomical"][~"^(addr:housenumber|.*name.*)$"~".",i];
way(around:1000,49.81491,7.49560)["observatory:type"="astronomical"][~"^(addr:housenumber|.*name.*)$"~".",i];
rel(around:1000,49.81491,7.49560)["observatory:type"="astronomical"][~"^(addr:housenumber|.*name.*)$"~".",i];
);
out center tags;
