F/A-18D - J-5238
Swiss Air Force McDonnell Douglas F/A-18D J-5238 landing at RAF Leeming during Exercise Yorknite21.
The red lettering on the external fuel tank tank "STBY 121.50" is to remind the pilot of an intercepted aircraft to monitor the international emergency radio frequency 121.50 MHz - allowing the F-18 crew to talk to the intercepted aircraft if needed.
(Information from @fightersqn17 on Instagram).
F/A-18D - J-5238
Swiss Air Force McDonnell Douglas F/A-18D J-5238 landing at RAF Leeming during Exercise Yorknite21.
The red lettering on the external fuel tank tank "STBY 121.50" is to remind the pilot of an intercepted aircraft to monitor the international emergency radio frequency 121.50 MHz - allowing the F-18 crew to talk to the intercepted aircraft if needed.
(Information from @fightersqn17 on Instagram).