Sky watchers


Power Poster
Conditions new moon 5+ hours from sunset
Object looked like a satellite in altitude and speed.
Straight cource due east.

Viewing with full gain on night vision monocular.
To small to dim to detect naked eye.

Here’s the question approximately every 4-5 seconds it would flash a light the “looked” like a search light sweeping.

Anyone with any ideas what would produce this Type of pattern