It was moving slowly and horizontally, though somewhat tilted.
Tilted to the right.
..tilted at a forty-five degree angle and moving slowly....inclined at an angle in such a way that the bases of the spheres were were almost completely hidden.
..tilted at a forty-five-degree angle.
The UFO was tilted, nose up, at an angle of fifteen to twenty degrees with respect to the horizon.
I could see the entire disc bottom, and the angle was tilted to a degree, with the far side in the down position.
We watched if for some time as it banked back and forth, then all of a sudden it tipped it's nose to about a 45 degree angle and quickly ascended out of sight.