Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37419 #B739 #BOS-#ORD
Time: 2026-04-11 11:26:38 EDT
Min Alt: 15475 ft
Min Dist: 1.2 nm (84deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37419 #B739 #BOS-#ORD
Time: 2026-04-11 11:26:38 EDT
Min Alt: 15475 ft
Min Dist: 1.2 nm (84deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69838 #B739 #BOS-#ORD
Time: 2026-05-01 10:59:46 EDT
Min Alt: 13175 ft
Min Dist: 1.6 nm (51deg NE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69838 #B739 #BOS-#ORD
Time: 2026-05-01 10:59:46 EDT
Min Alt: 13175 ft
Min Dist: 1.6 nm (51deg NE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N14545 #A21N #EWR-#BOS-#ORD
Time: 2026-05-25 11:14:28 EDT
Min Alt: 11650 ft
Min Dist: 3.6 nm (95deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N14545 #A21N #EWR-#BOS-#ORD
Time: 2026-05-25 11:14:28 EDT
Min Alt: 11650 ft
Min Dist: 3.6 nm (95deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37474 #B739 #EWR-#BOS-#ORD
Time: 2026-05-11 10:55:59 EDT
Min Alt: 12575 ft
Min Dist: 1.16 nm (82deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37474 #B739 #EWR-#BOS-#ORD
Time: 2026-05-11 10:55:59 EDT
Min Alt: 12575 ft
Min Dist: 1.16 nm (82deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N13720 #B737 #BOS-#ORD
Time: 2026-07-23 11:02:57 EDT
Min Alt: 4700 ft
Min Dist: 0.5 mi (-8deg N)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N13720 #B737 #BOS-#ORD
Time: 2026-07-23 11:02:57 EDT
Min Alt: 4700 ft
Min Dist: 0.5 mi (-8deg N)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37253 #B738 #BOS-#ORD
Time: 2026-07-10 10:59:40 EDT
Min Alt: 3400 ft
Min Dist: 0.28 mi (47deg NE)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37253 #B738 #BOS-#ORD
Time: 2026-07-10 10:59:40 EDT
Min Alt: 3400 ft
Min Dist: 0.28 mi (47deg NE)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N14231 #B738 #BOS-#ORD
Time: 2026-07-02 10:51:21 EDT
Min Alt: 12200 ft
Min Dist: 1.91 nm (86deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N14231 #B738 #BOS-#ORD
Time: 2026-07-02 10:51:21 EDT
Min Alt: 12200 ft
Min Dist: 1.91 nm (86deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N27511 #B39M #BOS-#ORD
Time: 2026-06-07 10:46:58 EDT
Min Alt: 12575 ft
Min Dist: 1.4 nm (63deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N27511 #B39M #BOS-#ORD
Time: 2026-06-07 10:46:58 EDT
Min Alt: 12575 ft
Min Dist: 1.4 nm (63deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37528 #B39M #BOS-#ORD
Time: 2026-05-29 11:18:19 EDT
Min Alt: 12175 ft
Min Dist: 1.2 nm (98deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37528 #B39M #BOS-#ORD
Time: 2026-05-29 11:18:19 EDT
Min Alt: 12175 ft
Min Dist: 1.2 nm (98deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N66808 #B739 #EWR-#BOS-#ORD
Time: 2026-05-17 11:23:58 EDT
Min Alt: 13450 ft
Min Dist: 1.4 nm (64deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N66808 #B739 #EWR-#BOS-#ORD
Time: 2026-05-17 11:23:58 EDT
Min Alt: 13450 ft
Min Dist: 1.4 nm (64deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N62896 #B739 #EWR-#BOS-#ORD
Time: 2026-05-08 11:05:01 EDT
Min Alt: 13650 ft
Min Dist: 1.5 nm (56deg NE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N62896 #B739 #EWR-#BOS-#ORD
Time: 2026-05-08 11:05:01 EDT
Min Alt: 13650 ft
Min Dist: 1.5 nm (56deg NE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69804 #B739 #EWR-#BOS-#ORD
Time: 2026-05-07 11:03:17 EDT
Min Alt: 11925 ft
Min Dist: 4.1 nm (89deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69804 #B739 #EWR-#BOS-#ORD
Time: 2026-05-07 11:03:17 EDT
Min Alt: 11925 ft
Min Dist: 4.1 nm (89deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69818 #B739 #BOS-#ORD
Time: 2026-05-03 10:53:59 EDT
Min Alt: 13250 ft
Min Dist: 1.2 nm (89deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69818 #B739 #BOS-#ORD
Time: 2026-05-03 10:53:59 EDT
Min Alt: 13250 ft
Min Dist: 1.2 nm (89deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69826 #B739 #EWR-#BOS-#ORD
Time: 2026-04-23 11:21:50 EDT
Min Alt: 15075 ft
Min Dist: 1.2 nm (94deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N69826 #B739 #EWR-#BOS-#ORD
Time: 2026-04-23 11:21:50 EDT
Min Alt: 15075 ft
Min Dist: 1.2 nm (94deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37464 #B739 #BOS-#ORD
Time: 2026-04-06 11:13:27 EDT
Min Alt: 12750 ft
Min Dist: 0.94 nm (69deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37464 #B739 #BOS-#ORD
Time: 2026-04-06 11:13:27 EDT
Min Alt: 12750 ft
Min Dist: 0.94 nm (69deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N17431 #B39M #BOS-#ORD
Time: 2026-03-28 11:13:25 EDT
Min Alt: 13125 ft
Min Dist: 1.2 nm (85deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N17431 #B39M #BOS-#ORD
Time: 2026-03-28 11:13:25 EDT
Min Alt: 13125 ft
Min Dist: 1.2 nm (85deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37555 #B39M #BOS-#ORD
Time: 2026-03-24 11:14:33 EDT
Min Alt: 15950 ft
Min Dist: 1.2 nm (90deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37555 #B39M #BOS-#ORD
Time: 2026-03-24 11:14:33 EDT
Min Alt: 15950 ft
Min Dist: 1.2 nm (90deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37504 #B39M #BOS-#ORD
Time: 2026-03-18 11:21:14 EDT
Min Alt: 13150 ft
Min Dist: 1.2 nm (85deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N37504 #B39M #BOS-#ORD
Time: 2026-03-18 11:21:14 EDT
Min Alt: 13150 ft
Min Dist: 1.2 nm (85deg E)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N17437 #null #BOS-#ORD
Time: 2026-03-14 11:19:36 EDT
Min Alt: 14225 ft
Min Dist: 1.2 nm (78deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N17437 #null #BOS-#ORD
Time: 2026-03-14 11:19:36 EDT
Min Alt: 14225 ft
Min Dist: 1.2 nm (78deg ENE)
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N77579 #B39M #BOS-#ORD
Time: 2026-06-24 10:49:32 EDT
Min Alt: 3325 ft
Min Dist: 0.4 mi (16deg NNE)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N77579 #B39M #BOS-#ORD
Time: 2026-06-24 10:49:32 EDT
Min Alt: 3325 ft
Min Dist: 0.4 mi (16deg NNE)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N47570 #B39M #BOS-#ORD
Time: 2026-06-19 10:58:38 EDT
Min Alt: 4000 ft
Min Dist: 0.3 mi (37deg NE)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N47570 #B39M #BOS-#ORD
Time: 2026-06-19 10:58:38 EDT
Min Alt: 4000 ft
Min Dist: 0.3 mi (37deg NE)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N57416 #B39M #EWR-#BOS-#ORD
Time: 2026-05-27 12:17:26 EDT
Min Alt: 3725 ft
Min Dist: 0.4 mi (81deg E)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N57416 #B39M #EWR-#BOS-#ORD
Time: 2026-05-27 12:17:26 EDT
Min Alt: 3725 ft
Min Dist: 0.4 mi (81deg E)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N17438 #B39M #BOS-#ORD
Time: 2026-03-17 11:14:45 EDT
Min Alt: 4050 ft
Min Dist: 0.5 mi (98deg E)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N17438 #B39M #BOS-#ORD
Time: 2026-03-17 11:14:45 EDT
Min Alt: 4050 ft
Min Dist: 0.5 mi (98deg E)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N77584 #B39M #BOS-#ORD
Time: 2026-03-12 11:46:23 EDT
Min Alt: 4400 ft
Min Dist: 0.5 mi (98deg E)
#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
Owner: #UNITEDAIRLINES
Flt: #UAL503 #N77584 #B39M #BOS-#ORD
Time: 2026-03-12 11:46:23 EDT
Min Alt: 4400 ft
Min Dist: 0.5 mi (98deg E)
#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
Flt: #UAL503 #UNITEDAIRLINES #RDU - #EWR
First seen: 2025-07-29 23:42:00 EDT
Min Alt: 1075 ft MSL
Min Dist: 1.06 mi
#adsb #planefence by kx1t - adsbexchange - planefence
Flt: #UAL503 #UNITEDAIRLINES #RDU - #EWR
First seen: 2025-07-29 23:42:00 EDT
Min Alt: 1075 ft MSL
Min Dist: 1.06 mi
#adsb #planefence by kx1t - adsbexchange - planefence