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APRS station KJ4VTM - show graphs
Comment: RPi Linux TNC
Location: 39°03.55' N 77°09.85' W - locator FM19KB04HE - show map
7.9 miles Northeast bearing 58° from Great Falls, Fairfax County, Virginia, United States [?]
10.5 miles Northeast bearing 38° from Wolf Trap, Fairfax County, Virginia, United States
13.2 miles Northwest bearing 329° from Washington, D. C., Washington, D.C., United States
33.6 miles Southwest bearing 242° from Baltimore, City of Baltimore, Maryland, United States
Last position: 2024-06-08 09:37:01 EDT (246d 16h55m ago)
2024-06-08 09:37:01 EDT local time at Great Falls, United States [?]
Position ambiguous: Precision reduced at transmitter by 1 digits, position resolution approximately 202.3 yards.
Device: Open Source: APRSdroid (app, Android)
Last path: KJ4VTM>APDR16 via KV3B-1,WIDE1*,qAO,N4RAF-10 (good)
Positions stored: 3
Stations near current position of KJ4VTM - show more
callsign distance last heard - EST      callsign distance last heard - EST
N3BBF0.6 miles 140°2025-01-29 18:42:56 N3BBF-D1.0 miles 130°2025-02-10 01:24:10
FW58721.1 miles 222°2025-02-10 01:30:23 W3HRD-91.5 miles 59°2025-02-07 17:28:50
EW77741.7 miles 137°2025-02-10 01:30:28 FW38191.8 miles 20°2025-02-10 01:28:56
WM3M-102.1 miles 92°2025-02-10 01:12:56 146.955-2.6 miles 99°2025-02-10 01:26:56
W4TTU-92.7 miles 130°2025-02-09 12:38:07 W0TTN-92.8 miles 100°2025-01-15 11:47:27
W3MSH-13.1 miles 336°2025-02-01 11:47:04 W3MSH-53.1 miles 336°2025-02-02 21:30:16
KB3MHL-93.4 miles 126°2025-02-01 17:15:01 N3VO-93.8 miles 222°2025-02-09 15:13:11
KG4LAA-83.9 miles 205°2025-01-14 07:04:57 KA2ZEV-94.1 miles 92°2025-02-09 12:11:12
AK3Y B4.1 miles 245°2025-02-10 01:15:19 AK3Y-B4.1 miles 245°2025-02-10 01:15:29
K4DKC4.2 miles 354°2025-01-29 08:27:19 EW53094.5 miles 107°2025-02-10 01:31:32
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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