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

🇺🇸 N816NV - BOEING 737 MAX 8 - Allegiant Air AAY1323/G41323, Joe Foss Field (FSD) to Orlando Sanford (SFB) - 4.3 mi away @ 36600 ft, heading SE at 626 mph. Spotted 2x before. [07:10:18 PM CST] #AB20E6 #N816NV #B38M #ALLEGIANT #AAY1323 #G41323 #ADSB #ADSBbot

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

🇺🇸 N819NV - BOEING 737 MAX 8 - ALLEGIANT AIR LLC AAY1323/G41323, Joe Foss Field (FSD) to Orlando Sanford (SFB) - 4.4 mi away @ 36500 ft, heading SE at 598 mph. Spotted once before. [07:01:38 PM CST] #AB2C0B #N819NV #B38M #AAY1323 #G41323 #ADSB #ADSBbot