1 SAR = 60 GIN.
1 GAN = 1,800 SAR.
The area of the SAR was one GAR square, or 6 metres square. Areas were also measured by the amount of corn required to sow them, or their average yield, that is by the GUR and ḲA.
V. Measures Of Time
1 day = 12 double hours.
1 month = 30 days, average.
1 year = 12 months, average.
Further details may be obtained from Zimmern's Das Princip unserer Zeit-und Raumteilung, in the Berichten d. philolog. histor. Classe d. Königl. Sächs. Gesellschaft der Wissenschaften zu Leipzig. November 14, 1901.