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

🇺🇸 N120HL - Embraer EMB-120 ER - Air Charter Express FRG583, General Mitchell (MKE) to Laredo (LRD) - 3.6 mi away @ 29450 ft, heading SW at 331 mph. Spotted for first time! [12:20:57 AM CDT] #A0546C #N120HL #E120 #FRG583 #ADSB #ADSBbot