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 KC1CHJ-2 - show graphs
Mic-E message: In service
Location: 43°10.75' N 71°42.49' W - locator FN43DE53AA - show map
1.9 miles Southwest bearing 243° from Hopkinton, Merrimack County, New Hampshire, United States [?]
5.9 miles North bearing 11° from Weare, Hillsborough County, New Hampshire, United States
65.5 miles Northwest bearing 330° from Boston, Suffolk County, Massachusetts, United States
67.3 miles Northwest bearing 330° from South Boston, Suffolk County, Massachusetts, United States
Last position: 2025-01-24 12:57:45 EST (7d 13h17m ago)
2025-01-24 12:57:45 EST local time at Hopkinton, United States [?]
Altitude: 105 ft
Course: 89°
Speed: 54 MPH
Device: Yaesu: FTM-400DR (rig)
Last path: KC1CHJ-2>T3QP7U via qAO,KC1VUU
Positions stored: 1978
Other SSIDs: KC1CHJ-N
Stations near current position of KC1CHJ-2 - show more
callsign distance last heard - EST      callsign distance last heard - EST
FW01351.4 miles 24°2025-02-01 02:15:06 KC1TWD-22.6 miles 311°2025-02-01 01:07:57
KC1TWD-92.6 miles 311°2025-01-03 11:05:19 KC1TWD-D2.6 miles 311°2025-02-01 02:08:27
KC1TWD-Y2.6 miles 311°2025-02-01 01:59:02 KC1TWD-72.6 miles 311°2025-01-31 13:56:30
KC1TWD-32.6 miles 311°2025-01-14 11:12:14 KC1TWD-42.6 miles 311°2025-01-31 11:42:27
KC1TWD2.6 miles 311°2025-02-01 02:13:40 KC1VUU3.1 miles 157°2025-01-28 08:42:48
GW01033.6 miles 348°2025-02-01 02:05:34 GW07605.2 miles 139°2025-02-01 02:15:00
GW17485.3 miles 78°2025-02-01 02:00:28 N1KKM-D5.9 miles 276°2025-02-01 02:10:35
DW09806.5 miles 14°2025-02-01 02:00:34 N1IIC8.8 miles 108°2025-02-01 02:11:05
FW53569.4 miles 121°2025-02-01 02:00:57 K1EHZ-149.7 miles 120°2025-02-01 02:05:09
KB1ZFK9.7 miles 142°2025-02-01 01:35:29 W1IRK-111.6 miles 175°2025-02-01 02:06:54
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