Greg Gayden's World Record Spotter's Logbook
Welcome, today is Monday, September 7, 2026. Right now, it is 6:51 PM in Dallas/Fort Worth with a temperature of 72°F. There are 159,832 entries in my World Record Spotter's Logbook, including 15,595 unique aircraft at 148 airports. I have spotted 19,045 aircraft in 2026. You can search via airline, airport, registration, or date.

Aircraft marked with a ✈︎ are ones I’ve flown. Hover over the icon to see the flight details.

8 SEARCH RESULTS FOR 'N21723':

DateAirportRegistrationTypeAirline
1/3/2009 IAH N21723 737-724 Continental Airlines
8/16/2009 DCA N21723 737-724 Continental Airlines
11/1/2024 DFW N21723 737-724(WL) United Airlines
3/4/2025 DFW N21723 737-724(WL) United Airlines
5/22/2025 DFW N21723 737-724(WL) United Airlines
9/2/2025 DFW N21723 737-724(WL) United Airlines
9/9/2025 DFW N21723 737-724(WL) United Airlines
11/25/2025 DFW N21723 737-724(WL) United Airlines
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