What light was the Falcon 9 grid fin occulting in todays SpaceX Nusantara Satu Mission live broadcast?
I backed up the time slider on the YouTube live broadcast and snapped some screen captures, cropped with python and made a GIF below.
There is some light that blinks because it's seen slowly moving through the perforated grid fins.
Moon? Light on the ground? "Chaser" spacecraft's headlights?
This is seen between about
T+ 00:05:39 and