Alt. Designations: NGC 1912
Object Type: Open Cluster
Constellation: Auriga
Distance: 4.2 kly
Right Ascension: 05h 28m 40.0s
Declination: +35° 50´ 54"
Visual Magnitude: 6.4
Apparent Dimension: 15.0´ Dia.
Best Month To View: Dec

M38 is the third of the three Auriga clusters. It is about 4,200 light-years away and has a linear diameter of around 21 light-years. The cluster has a total visual magnitude of 6.4 and contains more than 100 stars. The brightest stars of the cluster have been said to form a Greek letter Pi, or according to some, an oblique cross. M38 is of intermediate age at about 220 million years. It is a large cluster and is easily viewed with binoculars. In telescopes, it is best viewed at low power.