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

🇺🇸 N144SY - Embraer EMB-175 LR - United Express SKW5363/OO5363, Memphis (MEM) to Chicago O'Hare (ORD) - 4.8 mi away @ 34900 ft, heading NNE at 512 mph. Spotted 30x before! [07:03:54 PM CDT] #A0B333 #N144SY #E75L #SKYWEST #SKW5363 #OO5363 #autopilot #ADSB #ADSBbot

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

🇺🇸 N166SY - Embraer EMB-175 LR - United Express SKW5363/OO5363, Memphis (MEM) to Chicago O'Hare (ORD) - 4.6 mi away @ 36900 ft, heading NNE at 561 mph. Spotted 27x before! [07:02:57 PM CDT] #A1099F #N166SY #E75L #SKYWEST #SKW5363 #OO5363 #autopilot #ADSB #ADSBbot

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

🇺🇸 N144SY - Embraer EMB-175 LR - United Express SKW5363/OO5363, Memphis (MEM) to Chicago O'Hare (ORD) - 4.7 mi away @ 34850 ft, heading NNE at 526 mph. Spotted 28x before! [07:09:47 PM CDT] #A0B333 #N144SY #E75L #SKYWEST #SKW5363 #OO5363 #autopilot #ADSB #ADSBbot

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

🇺🇸 N153SY - Embraer EMB-175 LR - United Express SKW5363/OO5363, Memphis (MEM) to Chicago O'Hare (ORD) - 4.4 mi away @ 37525 ft, heading NNE at 506 mph. Spotted 40x before! [06:55:48 PM CDT] #A0D6FB #N153SY #E75L #SKYWEST #SKW5363 #OO5363 #autopilot #ADSB #ADSBbot

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

🇺🇸 N767SK - Bombardier CRJ 700 701 - Delta Connection SKW5363/OO5363, Memphis (MEM) to Chicago O'Hare (ORD) - 4.3 mi away @ 35450 ft, heading NNE at 525 mph. Spotted 12x before! [08:20:47 PM CDT] #AA5D23 #N767SK #CRJ7 #SKYWEST #SKW5363 #OO5363 #ADSB #ADSBbot