Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N904SY - BOEING 737-900ER - SUN COUNTRY INC SCX381/SY381, Minneapolis-St Paul/Wold-Chamberlain (MSP) to Southwest Florida (RSW) - 4.2 mi away @ 35000 ft, heading SSE at 543 mph. Spotted for first time! [07:20:04 AM CST] #AC7FAF #N904SY #B739 #SCX381 #SY381 #ADSB #ADSBbot