In 1842 he went to the Stockholm Observatory to gain experience in practical astronomical work, and the following year he was appointed keeper of the Uppsala Astronomical Observatory.
Lundmark received his astronomical education at the observatory of Uppsala University.
Uppsala | Uppsala University | International Astronomical Union | Royal Observatory, Greenwich | Royal Astronomical Society | observatory | Royal Observatory | Paris Observatory | Palomar Observatory | Yerkes Observatory | Arecibo Observatory | Siding Spring Observatory | Mount Wilson Observatory | Smithsonian Astrophysical Observatory | Observatory | Harvard College Observatory | Uppsala Cathedral | Ondřejov Observatory | Lowell Observatory | Kew Observatory | Astronomical object | American Astronomical Society | Sternberg Astronomical Institute | Roque de los Muchachos Observatory | Pulkovo Observatory | Philippine Atmospheric, Geophysical and Astronomical Services Administration | McDonald Observatory | Jodrell Bank Observatory | Chandra X-ray Observatory | Solar Dynamics Observatory |
He worked at the Dutch Bosscha Observatory in Indonesia between 1928 and 1935, and became assistant professor at Uppsala's Kvistabergs Observatorium (Kvistaberg Observatory) in 1948.