Here are 20 planes I spotted on Sunday, September 8, 2019 at Houston IAH:
N12166 ERJ-145-XR ExpressJet Airlines
N12167 ERJ-145-XR ExpressJet Airlines
N142SY ERJ-175-LR (ERJ-170-200 LR) United Express
N15555 ERJ-145-LR ExpressJet Airlines
N306NY 737-800(WL) American Airlines
N417UA A320-232 United Airlines
N75432 737-924(ER)(WL) United Airlines
N778UA 777-222 United Airlines
N807UA A319-131 United Airlines
N822UA A319-131 United Airlines
N85356 ERJ-175-LR (ERJ-170-200 LR) United Express
N857NN 737-823(WL) American Airlines
N86312 ERJ-175-LR (ERJ-170-200 LR) United Express
N87302 ERJ-175-LR (ERJ-170-200 LR) United Express
N88326 ERJ-175-LR (ERJ-170-200 LR) United Express
N88330 ERJ-175-LR (ERJ-170-200 LR) United Express
N88335 ERJ-175-LR (ERJ-170-200 LR) United Express
N88341 ERJ-175-LR (ERJ-170-200 LR) United Express
N89308 ERJ-175-LR (ERJ-170-200 LR) United Express
N933AM A321-231(WL) American Airlines