Originally Posted by
Geezers of Nazareth
Northolt opens at 8am. And, the spylanders are able to fly well before that and well into the evening and night.
FR24 isn't the only thing you can look at ... there are others.
plus you can switch off ADSB all you want. You can still MLAT triangulate off of mode C/S as other websites do with an unredacted feed.