3 ms·so not in the middle of the night.by KeplerBoy 3y agoso not in the middle of the night.CrazyStat 3y agoThat depends on the altitude. GPS satellites at 10000km can be lit up in the middle of the night. Starlink satellites at 500km can’t.KeplerBoy 3y agoAh yes, of course you're right. After all the moon is nothing but a satellite either.