Station info - map view · info · telemetry · weather · raw · status · beacons · messages · bulletins · browse · moving · my account
Callsign, ship name or locator: Clear       
It is possible to search using wildcards (*?) after a prefix. Example: OH*
Web station KQ4GEX-i - show graphs
Comment: aprs.fi iOS
Location: 38°38.35' N 77°18.92' W - locator FM18IP23DJ - show map
477.6 yards Northwest bearing 303° from Dale City, Prince William County, Virginia, United States [?]
1.2 miles West bearing 248° from Potomac Mills, Prince William County, Virginia, United States
23.2 miles Southwest bearing 220° from Washington, D. C., Washington, D.C., United States
58.7 miles Southwest bearing 220° from Baltimore, City of Baltimore, Maryland, United States
Last position: 2024-08-08 23:32:46 EDT (183d 2h37m ago)
2024-08-08 23:32:46 EDT local time at Dale City, United States [?]
Course: 283°
Speed: 0 MPH
Last path: >aprs.fi via aprsfi-iOS
Positions stored: 8
Other SSIDs: KQ4GEX KQ4GEX-B KQ4GEX-1 KQ4GEX-8 KQ4GEX-C
Stations near current position of KQ4GEX-i - show more
callsign distance last heard - EST      callsign distance last heard - EST
KQ4GEX4.1 yards 208°2025-02-08 01:05:46 KQ4GEX B15.9 yards 353°2025-02-08 00:52:25
KQ4GEX-B15.9 yards 353°2025-02-08 00:52:35 KN4QID0.6 miles 239°2025-02-01 20:56:09
KJ4LAS-90.9 miles 353°2025-01-19 12:20:24 KQ4NNS-101.4 miles 25°2025-01-17 17:51:48
KC2BUS-71.7 miles 62°2025-02-05 11:33:53 W4IY2.3 miles 70°2025-02-08 01:05:02
FW72982.5 miles 4°2025-02-08 01:05:14 KG4ICG2.8 miles 343°2025-02-06 02:58:39
KG4ICG-92.8 miles 343°2025-02-08 01:04:21 W3SR-13.2 miles 7°2025-01-30 19:20:19
W4AD-103.2 miles 359°2025-02-08 00:57:26 W4WMD3.4 miles 118°2025-01-11 10:38:00
KQ4MHS3.4 miles 274°2025-01-20 19:23:42 GW15513.4 miles 35°2025-02-08 01:05:17
FW22553.5 miles 125°2025-02-08 01:05:56 KG4URP-83.7 miles 19°2025-02-08 01:09:34
N4JOG B4.3 miles 72°2025-02-08 00:59:12 N4JOG-B4.3 miles 72°2025-02-08 00:59:22
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.
User guide · FAQ · Blog · Discussion group · Linking to aprs.fi · AIS sites · Service status · Database statistics · Advertising on aprs.fi · Technical details · API · Change log · Planned changes · Credits and thanks · Terms Of Service · iPhone/iPad APRS