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 W1LAI-7 - show graphs
Comment: APRSdroid winlink
Location: 42°24.77' N 71°07.78' W - locator FN42KJ49KB - show map
2.3 miles Northwest bearing 319° from Somerville, Middlesex County, Massachusetts, United States [?]
2.9 miles Northwest bearing 335° from Cambridge, Middlesex County, Massachusetts, United States
5.2 miles Northwest bearing 317° from Boston, Suffolk County, Massachusetts, United States
6.8 miles Northwest bearing 323° from South Boston, Suffolk County, Massachusetts, United States
Last position: 2024-04-17 14:57:29 EDT (26d 16m ago)
2024-04-17 14:57:29 EDT local time at Somerville, United States [?]
Altitude: -90 ft
Device: Open Source: APRSdroid (app, Android)
Last path: W1LAI-7>APDR16 via WIDE2-1,qAR,W1XM (good)
Positions stored: 403
Other SSIDs: W1LAI
Stations near current position of W1LAI-7 - show more
callsign distance last heard - EDT      callsign distance last heard - EDT
KC1GSN-100.5 miles 182°2024-05-10 20:36:09 EW53510.7 miles 118°2024-05-13 15:08:02
KC1KED-71.1 miles 106°2024-04-30 20:32:29 FW99981.2 miles 191°2024-05-13 15:12:43
KD1LV-91.4 miles 134°2024-05-09 19:20:19 EW64801.4 miles 245°2024-05-13 15:00:33
FW16551.7 miles 310°2024-05-13 15:00:44 KB1WHU-91.8 miles 255°2024-05-13 06:10:40
FW21401.9 miles 143°2024-05-13 15:04:04 CW58471.9 miles 225°2024-05-13 15:00:47
KC1UQU-12.0 miles 163°2024-05-12 11:00:06 KC1PZR-92.0 miles 99°2024-04-24 20:16:32
GW40552.2 miles 60°2024-05-13 15:11:45 KC1SJK2.2 miles 270°2024-04-21 20:52:59
KB1TOY-122.3 miles 139°2024-04-27 12:15:30 KB1TOY-92.3 miles 139°2024-05-12 17:19:32
KC1SJK-42.3 miles 271°2024-05-10 22:49:08 EW99912.4 miles 358°2024-05-13 15:12:51
KB1LNA-42.6 miles 151°2024-05-13 06:22:28 EW85282.7 miles 59°2024-05-13 15:00:47
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