#GRIM99
The first of the flights taking POTUS to Africa are up with US Air Force E-4B National Airborne Operations Center #ADFEB6 likely as GRIM99 having departed Offutt AFB, NE. It appears that the E-4B will stage at RAF Ascension Island.
December 2, 2024 at 2:54 AM
#GRIM99 & 🇺🇸 Air 🇺🇸 Force 🇺🇸 One #AirForceOne #af1 returning west

#aviation
May 16, 2025 at 3:47 PM
US Air Force VC-25A #ADFDF9/92-9000 as AIR FORCE 1
US Air Force VC-25A #ADFDF8/82-8000 as SAM46
US Air Froce E-4B NAOC #ADFEB6 as GRIM99
All emerging from their crossing into Europe at 1816z. POTUS is en route to Germany. Not sure where SAM46 will stage. GRIM99 will go to NS Rota, Spain.
October 17, 2024 at 6:42 PM
US Air Force E-4B National Airborne Operations Center #ADFEB4 as GRIM99 is eastbound out of Offutt AFB, NE to cover POTUS and SecDef's trip to the Middle East as AIR FORCE 1 pings over Ireland.
May 12, 2025 at 9:29 PM
Currently routing over Ireland is this Boeing E4B ( B747) with callsign #GRIM99 of the United States Air Force
The E4B is an Advanced Airborne Command Post
#avgeek

More here
en.wikipedia.org/wiki/Boeing_...
April 25, 2025 at 4:49 PM
USAF E-4B Nightwatch 75-0125 #ADFEB6 as GRIM99 out of Offutt AFB, currently tracking over the Bahamas. Aircraft will stage at an as-yet-unknown location while Joe Biden is in S. America.
@intelnightowl.bsky.social
November 14, 2024 at 7:01 PM
Looks like Naval Station Rota for US Air Force E-4B NAOC GRIM99. Tracking stopped ~30 minutes ago on it as it was in a slight turn back to the North.
October 17, 2024 at 7:18 PM
#GRIM99 🇺🇸 E-4B 73-1677 #ADFEB4

#aviation
May 13, 2025 at 5:53 AM
USAF E-4B Nightwatch 75-0125 #ADFEB6 as GRIM99 has departed Curaçao. This is a repositioning flight as the Biden entourage moves from Lima to Rio (via Manaus).
November 17, 2024 at 4:47 PM
April 25, 2025 at 11:37 AM
Call sign: GRIM99
April 26, 2025 at 7:49 PM
🇺🇸✈️ #Boeing 747-E4B #GRIM99 #74-0787 🇬🇧Mildenhall➡️🇺🇸

National Airborne Operations Center

#USAirForce #NAOC #DoomsdayPlane
April 26, 2025 at 7:22 PM
May 13, 2025 at 4:38 AM
May 12, 2025 at 10:48 PM
April 26, 2025 at 6:17 PM
May 12, 2025 at 10:23 PM
April 26, 2025 at 6:17 PM
April 25, 2025 at 11:36 AM