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*
APRS station KC1GSN-10 - show graphs
Location: 42°24.55' N 71°08.15' W - locator FN42KJ38QE - show map
2.4 miles Northwest bearing 309° from Somerville, Middlesex County, Massachusetts, United States [?]
2.8 miles Northwest bearing 327° from Cambridge, Middlesex County, Massachusetts, United States
5.2 miles Northwest bearing 312° from Boston, Suffolk County, Massachusetts, United States
6.8 miles Northwest bearing 320° from South Boston, Suffolk County, Massachusetts, United States
Last position: 2024-05-21 16:33:47 EDT (11d 39m ago)
2024-05-21 16:33:47 EDT local time at Somerville, United States [?]
Altitude: -60 ft
Position ambiguous: Precision reduced at transmitter by 1 digits, position resolution approximately 202.3 yards.
Device: Open Source: APRSdroid (app, Android)
Last path: KC1GSN-10>APDR16 via TCPIP*,qAC,T2SWEDEN
Positions stored: 3
Other SSIDs: KC1GSN
Last heard a station directly: 2024-05-10 08:03:42 EDT (22d 9h9m ago)
Stations near current position of KC1GSN-10 - show more
callsign distance last heard - EDT      callsign distance last heard - EDT
FW99980.9 miles 174°2024-06-01 17:12:18 EW53510.9 miles 94°2024-06-01 17:11:28
EW64801.1 miles 250°2024-06-01 17:00:07 KC1GSN1.4 miles 114°2024-05-23 16:37:03
KB1WHU-91.4 miles 261°2024-05-13 06:10:40 W1KOI-101.5 miles 131°2024-05-24 13:15:12
W1KOI1.5 miles 130°2024-05-24 13:13:21 KD1LV-91.5 miles 118°2024-05-23 14:24:35
CW58471.5 miles 223°2024-06-01 17:00:20 FW16551.7 miles 324°2024-06-01 17:00:59
KC1UQU-11.8 miles 152°2024-05-31 18:34:41 KC1SJK-41.9 miles 278°2024-05-28 22:07:49
KC3OFA-71.9 miles 143°2024-05-23 17:23:10 FW21401.9 miles 131°2024-06-01 17:04:04
KB1TOY-122.3 miles 130°2024-05-26 17:38:28 KB1TOY-92.3 miles 128°2024-06-01 14:54:54
DW73552.6 miles 197°2024-06-01 17:00:50 GW40552.6 miles 59°2024-06-01 17:09:31
EW99912.6 miles 5°2024-06-01 17:12:12 KC1ADC-112.7 miles 135°2024-05-31 14:58:53
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