Flightradar24 had announced the action on Twitter. After about two hours in the air, the pilot started with the "artwork".
After 48 years, El Al is operating its final 747 service. About 2 hours into the flight from Rome to Tel Aviv the aircraft will draw a special tribute to the 747 in the sky southwest of Cyprus. Follow the flight live at https://t.co/AIn2ciGsSJ pic.twitter.com/NZmRUURorr
– Flightradar24 (@flightradar24) November 3, 2019