Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N424AN - Airbus A321 253NXSL - American Airlines AAL428/AA428, Philadelphia (PHL) to Phoenix Sky Harbor (PHX) - 4.3 mi away @ 36125 ft, heading WSW at 542 mph. Spotted 8x before! [08:24:41 AM CDT] #A50A88 #N424AN #A21N #AMERICAN #AAL428 #AA428 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N461AN - Airbus A321 253NXSL - American Airlines AAL428/AA428, Philadelphia (PHL) to Phoenix Sky Harbor (PHX) - 4.0 mi away @ 34250 ft, heading W at 550 mph. Spotted 6x before! [08:10:53 AM CDT] #A59D5F #N461AN #A21N #AMERICAN #AAL428 #AA428 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N451AN - Airbus A321 253NXSL - American Airlines AAL428/AA428, Philadelphia (PHL) to Phoenix Sky Harbor (PHX) - 4.3 mi away @ 35625 ft, heading W at 498 mph. Spotted 13x before! [08:24:27 AM CDT] #A575E0 #N451AN #A21N #AMERICAN #AAL428 #AA428 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N196UW - Airbus A321 211 - American Airlines AAL428/AA428, Philadelphia (PHL) to Phoenix Sky Harbor (PHX) - 4.2 mi away @ 35500 ft, heading W at 490 mph. Spotted 18x before! [08:16:23 AM CDT] #A1804C #N196UW #A321 #AMERICAN #AAL428 #AA428 #ADSB #ADSBbot