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

🇺🇸 N307SY - Embraer EMB-175 LR - Delta Connection SKW3700/OO3700, Memphis (MEM) to Minneapolis-St Paul/Wold-Chamberlain (MSP) - 4.2 mi away @ 35000 ft, heading NNW at 444 mph. Spotted 4x before. [06:42:06 AM CST] #A33AFA #N307SY #E75L #SKYWEST #SKW3700 #OO3700 #autopilot #ADSB #ADSBbot