#A4C9F8
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kx1t-test.bsky.social
#ICAO: #A4C9F8
Owner: #JET BLUE
Flt: #JBU1620 #N4077J #A21N #BOS-LHR
Time: 2025-11-29 19:48:17 EST
Min Alt: 5025 ft
Min Dist: 7.8 nm (136° SE)
#dev #adsb #planefence by kx1t -•sdr-e•airplanes•flightaware•faa
November 30, 2025 at 1:05 AM
kx1t-test.bsky.social
#ICAO: #A4C9F8
Owner: #JET BLUE
Flt: #JBU31 #N4077J #A21N #BOS-AMS
Time: 2025-11-28 22:53:52 EST
Min Alt: 6475 ft
Min Dist: 7.8 nm (135° SE)
#dev #adsb #planefence by kx1t -•sdr-e•airplanes•flightaware•faa
November 29, 2025 at 4:02 AM
kx1t-test.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU834 #N4077J #A21N #SFO-#BOS
Time: 2026-05-22 20:14:10 EDT
Min Alt: 7825 ft
Min Dist: 1.1 nm (47deg NE)
Squawk: #6052
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
May 23, 2026 at 12:29 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU346 #N4077J #A21N #BCN-#BOS
Time: 2026-09-14 15:47:40 EDT
Min Alt: 4975 ft
Min Dist: 0.7 mi (-48deg NW)
Squawk: #4021
#adsb <a href="/hashtag/planefence" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#planefence by kx1t - planefence adsbexchange flightaware faa
September 14, 2026 at 8:19 PM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU346 #N4077J #A21N #BCN-#BOS
Time: 2026-09-14 15:48:14 EDT
Min Alt: 4350 ft
Min Dist: 1.75 nm (118deg ESE)
Squawk: #4021
#adsb <a href="/hashtag/planefence" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#planefence by kx1t - - - kx1t planefence sdr-e airplanes flightaware faa
September 14, 2026 at 8:43 PM
foxcharlie.bsky.social
Kolb Mk.III 🛫 ascending in range of Briancon tracker at 21825ft at 375.0mph heading W with tail N4077J ident JBU332 ICAO code A4C9F8 UnitedStates 📡 https://www.foxtrotcharlie.ovh/todaymil
August 27, 2026 at 9:01 AM
foxcharlie.bsky.social
Kolb Mk.III 🛫 ascending in range of Briancon tracker at 21200ft at 438.8mph heading NW with tail N4077J ident JBU332 ICAO code A4C9F8 UnitedStates 📡 https://www.foxtrotcharlie.ovh/todaymil
August 2, 2026 at 8:53 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU1620 #N4077J #A21N #BOS-#LHR
Time: 2026-07-19 19:07:30 EDT
Min Alt: 3075 ft
Min Dist: 0.6 mi (-16deg NNW)

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July 19, 2026 at 11:21 PM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-07-17 20:49:12 EDT
Min Alt: 2625 ft
Min Dist: 0.4 mi (-115deg WSW)

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July 18, 2026 at 1:36 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-07-17 20:49:38 EDT
Min Alt: 3350 ft
Min Dist: 1.2 nm (114deg ESE)

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July 18, 2026 at 1:08 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-07-16 20:59:14 EDT
Min Alt: 4900 ft
Min Dist: 1.7 nm (176deg S)

#adsb <a href="/hashtag/planefence" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#planefence by kx1t - - - kx1t planefence sdr-e airplanes flightaware faa
July 17, 2026 at 1:17 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-07-16 20:58:20 EDT
Min Alt: 3275 ft
Min Dist: 0.3 mi (127deg SE)

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July 17, 2026 at 1:25 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-07-15 21:10:25 EDT
Min Alt: 3925 ft
Min Dist: 1.3 nm (126deg SE)

airplanes flightaware faa
July 16, 2026 at 1:39 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-07-15 21:09:52 EDT
Min Alt: 3300 ft
Min Dist: 0.17 mi (175deg S)

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July 16, 2026 at 1:39 AM
foxcharlie.bsky.social
Kolb Mk.III 🛫 ascending in range of Briancon tracker at 22600ft at 383.8mph heading W with tail N4077J ident JBU332 ICAO code A4C9F8 UnitedStates 📡 https://www.foxtrotcharlie.ovh/todaymil
July 15, 2026 at 9:38 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU332 #N4077J #A21N #MXP-#BOS
Time: 2026-07-11 13:56:54 EDT
Min Alt: 1200 ft
Min Dist: 1.2 mi (74deg ENE)

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July 11, 2026 at 6:31 PM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU33 #JETBLUE #BOS - #SFO
First seen: 2026-01-07 20:39:17 EST
Min Alt: 3325 ft MSL
Min Dist: 1.28 nm
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January 8, 2026 at 1:41 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU1620 #JETBLUE #BOS - #LHR
First seen: 2025-12-15 20:01:53 EST
Min Alt: 4200 ft MSL
Min Dist: 1.25 nm
#adsb #planefence by kx1t - airplanes.live - planefence
December 16, 2025 at 1:05 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU33 #JETBLUE #BOS - #SFO
First seen: 2025-12-08 20:28:44 EST
Min Alt: 3225 ft MSL
Min Dist: 1.29 nm
#adsb #planefence by kx1t - airplanes.live - planefence
December 9, 2025 at 1:31 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU33 #JETBLUE #BOS - #SFO
First seen: 2025-12-05 20:31:26 EST
Min Alt: 3250 ft MSL
Min Dist: 1.31 nm
#adsb #planefence by kx1t - airplanes.live - planefence
December 6, 2025 at 1:34 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU1620 #JETBLUE #BOS - #LHR
First seen: 2025-12-04 19:46:18 EST
Min Alt: 3975 ft MSL
Min Dist: 1.29 nm
#adsb #planefence by kx1t - airplanes.live - planefence
December 5, 2025 at 12:50 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU1620 #JETBLUE #BOS - #LHR
First seen: 2025-11-29 19:47:26 EST
Min Alt: 2975 ft MSL
Min Dist: 1.32 nm
#adsb #planefence by kx1t - airplanes.live - planefence
November 30, 2025 at 12:50 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU31 #JETBLUE #BOS - #AMS
First seen: 2025-11-28 22:53:00 EST
Min Alt: 4025 ft MSL
Min Dist: 1.32 nm
#adsb #planefence by kx1t - airplanes.live - planefence
November 29, 2025 at 3:55 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU1620 #JETBLUE #BOS - #LHR
First seen: 2025-11-24 19:37:53 EST
Min Alt: 3250 ft MSL
Min Dist: 1.26 nm
#adsb #planefence by kx1t - airplanes.live - planefence
November 25, 2025 at 12:41 AM
abovebelmont.bsky.social
#Planefence ICAO: #A4C9F8
Flt: #JBU31 #JETBLUE #BOS - #AMS
First seen: 2025-11-03 23:37:47 EST
Min Alt: 4525 ft MSL
Min Dist: 1.05 nm
#adsb #planefence by kx1t - airplanes.live - planefence
November 4, 2025 at 4:40 AM