MB-HAM-Atlas

Azimuthal equidistant map · AD9IQ

HAM

Bearing engine

Enter a target grid or target lat/lon to draw the beam heading and calculate SP/LP.

Magnetic variation0.00° E

Source: fallback; set ?magvar= east-positive degrees for accurate magnetic headings. East declination is positive. Magnetic bearing = true bearing - variation.

Render cache

Map SVG cacheHIT

Cache age4,188 sec

The heavy GeoJSON projection is cached per QTH, target, theme, labels, overlays, scale, magnetic variation, and source-file modification time.

Export SVG Clear cache Bypass once