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Callsign, ship name or locator: Clear       
Stations near current position of 4I9WSR-4
callsign distance last heard - EST      callsign distance last heard - EST
4I9WSR0.5 miles 163°2025-01-23 17:21:54 4I9WSR-30.5 miles 164°2025-01-22 07:39:32
4I9KKZ-Y3.4 miles 276°2025-01-23 06:48:38 FW23303.5 miles 311°2025-02-01 20:15:38
4I9KKZ3.7 miles 276°2025-01-23 06:08:08 4I9KKZ-73.7 miles 276°2025-01-22 00:10:02
DW8BRQ-143.7 miles 283°2025-01-22 07:40:02 DU9HKD-524.4 miles 261°2025-01-16 17:32:07
DZ9IC-R33.0 miles 238°2025-01-22 07:40:02 DY9JQK33.2 miles 238°2025-01-22 07:40:02
DW9CBQ33.3 miles 235°2025-01-22 07:40:02
About this site
This page shows real-time information collected from the Automatic Position Reporting System Internet network (APRS-IS). APRS is used by amateur (ham) radio operators to transmit real-time position information, weather data, telemetry and messages over the radio. A vehicle equipped with a GPS receiver, a VHF transmitter or HF transceiver and a small computer device called a tracker transmits it's location, speed and course in a small data packet, which is then received by a nearby iGate receiving site which forwards the packet on the Internet. Systems connected to the Internet can send information on the APRS-IS without a radio transmitter, or collect and display information transmitted anywhere in the world.
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