148780 Altjira is a binary classical Kuiper belt object (cubewano). The secondary, S/2007 (148780) 1, is large compared to the primary, vs. . The Altjiran lightcurve is quite flat (Δmag<0.10), which is indicative of a "quasi-spherical body with a homogeneous surface". The satellite's orbit has the following parameters: semi-major-axis, ; period, ; eccentricity, ; and inclination, (retrograde). The total system mass is about 4 kg. It was named after the Arrernte creation deity, Altjira, who created the Earth during the Dreamtime and then retired to the sky. References External links 148780 148780 Named minor planets Binary trans-Neptunian objects 20011020