Hohe Warte

Series: Unverified Air, no. 41

Day: 12 November 2026

Place: Vienna, Austria

NO₂ (red): 19.2 µg/m³, the day’s highest hour, 18:00 UTC

O₃ (blue): 13.1 µg/m³, the day’s highest hour, 23:00 UTC

Wind: from 117°, 4 km/h, at 18:00 UTC

Station code: AT900ZA

Station type: suburban background

Network: Gemeinde Wien - MA22 Umweltschutz

Inlet height: 3 m

Instruments: NO₂ horibaAPNA370; O₃ horibaAPOA360

Coordinates: 48.24899 N, 16.35708 E

Buildings: 39, 0.7–32.2 m high

Heights: 80 % measured, from the official building register (Austria, Wien), OpenStreetMap via EUBUCCO

Lines: 3,154 black, 1,021 red, 123 blue

Line length: 51 m in total

Made: 13 November 2026, 09:02:32 UTC, in 134 s, on the gallery’s server in Helsinki, Finland

Size: A3, 297 × 420 mm (plotted); 2376 × 3360 px (this image)