estaban graficando
-they/you were graphing
Imperfect progressiveellos/ellas/ustedesconjugation ofgraficar.

graficar

Anoche tuvimos perfectas condiciones de observación, y mis dos colegas astrónomos estaban graficando el sector que rodea a la Cruz del Sur.
Last night we had perfect viewing conditions, and my 2 fellow astronomers were out mapping out the area around the Southern Cross.
Word of the Day
to dive