#A4C9F8
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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
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September 14, 2026 at 8:43 PM
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
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September 14, 2026 at 8:19 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
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: 2026-07-16 20:59:14 EDT
Min Alt: 4900 ft
Min Dist: 1.7 nm (176deg S)

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July 17, 2026 at 1:17 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)

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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
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU2261 #N4077J #A21N #BOS-#MAD
Time: 2026-07-03 22:57:54 EDT
Min Alt: 3200 ft
Min Dist: 0.2 mi (-175deg S)

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July 4, 2026 at 3:29 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU2261 #N4077J #A21N #BOS-#MAD
Time: 2026-07-03 22:58:33 EDT
Min Alt: 4500 ft
Min Dist: 1.3 nm (124deg SE)

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July 4, 2026 at 3:12 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU31 #N4077J #A21N #BOS-#AMS
Time: 2026-06-16 20:33:40 EDT
Min Alt: 2975 ft
Min Dist: 0.3 mi (25deg NNE)

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June 17, 2026 at 12:47 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-06-15 20:58:54 EDT
Min Alt: 2875 ft
Min Dist: 0.5 mi (110deg ESE)

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June 16, 2026 at 1:11 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU345 #N4077J #A21N #BOS-#BCN
Time: 2026-06-15 20:59:35 EDT
Min Alt: 3850 ft
Min Dist: 1.2 nm (131deg SE)

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June 16, 2026 at 1:08 AM
kx1t-test.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU7 #N4077J #A21N #JFK-#LHR
Time: 2026-06-03 22:25:14 EDT
Min Alt: 32875 ft
Min Dist: 1.5 nm (153deg SSE)
Squawk: #3056
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June 4, 2026 at 3:17 AM
kx1t-test.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU7 #N4077J #A21N #JFK-#LHR
Time: 2026-06-03 22:25:14 EDT
Min Alt: 32875 ft
Min Dist: 1.5 nm (153deg SSE)
Squawk: #3056
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June 4, 2026 at 2:46 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU33 #N4077J #A21N #BOS-#CDG
Time: 2026-06-02 21:53:42 EDT
Min Alt: 2525 ft
Min Dist: 0.2 mi (141deg SE)

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June 3, 2026 at 2:05 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU33 #N4077J #A21N #BOS-#CDG
Time: 2026-06-02 21:54:22 EDT
Min Alt: 3675 ft
Min Dist: 1.4 nm (152deg SSE)

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June 3, 2026 at 2:02 AM
aboveboston.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU33 #N4077J #A21N #BOS-#CDG
Time: 2026-05-25 21:31:28 EDT
Min Alt: 4050 ft
Min Dist: 1.3 nm (136deg SE)

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May 26, 2026 at 1:42 AM
abovemedford.bsky.social
ICAO: #A4C9F8
Owner: #JETBLUE
Flt: #JBU33 #N4077J #A21N #BOS-#CDG
Time: 2026-05-25 21:30:51 EDT
Min Alt: 2675 ft
Min Dist: 0.2 mi (151deg SSE)

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May 26, 2026 at 1:42 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
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May 23, 2026 at 12:29 AM