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 weather station KB1DML-4 - show graphs
Comment: .weewx-4.9.1-Vantage
Location: 42°51.70' N 71°12.23' W - locator FN42JU56MT - show map
6.4 miles East bearing 102° from Derry, Rockingham County, New Hampshire, United States [?]
6.6 miles Northeast bearing 50° from Windham, Rockingham County, New Hampshire, United States
35.5 miles North bearing 348° from Boston, Suffolk County, Massachusetts, United States
37.3 miles North bearing 348° from South Boston, Suffolk County, Massachusetts, United States
Last position: 2025-02-01 19:20:25 EST (1m45s ago)
2025-02-01 19:20:25 EST local time at Derry, United States [?]
Last WX report: 2025-02-01 19:20:25 EST (1m45s ago) – show weather charts
16 °F 60% 4.9 MPH Northwest
Device: Unknown: Unknown
Last path: KB1DML-4>APRS via TCPXX*,qAX,CWOP-6
Positions stored: 1
Packet rate: 300 seconds between packets on average during 14685 seconds.
Other SSIDs: KB1DML-3 KB1DML-5 KB1DML KB1DML-10
Stations near current position of KB1DML-4 - show more
callsign distance last heard - EST      callsign distance last heard - EST
FW90771.5 miles 316°2025-02-01 19:20:48 FW08372.8 miles 82°2025-02-01 19:20:28
DW72293.2 miles 81°2025-02-01 19:15:49 Lampton3.7 miles 276°2025-02-01 19:15:56
EW90653.9 miles 273°2025-02-01 19:15:25 KB1UVD B3.9 miles 298°2025-02-01 19:10:21
KB1UVD-B3.9 miles 298°2025-02-01 19:10:31 KM4RZT-44.2 miles 271°2025-01-24 13:20:28
KC1ELF4.6 miles 162°2025-02-01 19:16:35 FW73805.1 miles 336°2025-02-01 19:15:28
K1HRO C5.2 miles 197°2025-02-01 19:16:53 K1HRO B5.2 miles 197°2025-02-01 19:15:11
K1HRO-B5.2 miles 197°2025-02-01 19:17:12 K1HRO-C5.2 miles 197°2025-02-01 19:15:53
KC1OCN-N5.4 miles 177°2025-02-01 18:45:41 KK7FJX B5.6 miles 236°2025-01-24 07:19:33
KK7FJX-B5.6 miles 236°2025-01-24 07:19:43 AA1WC5.6 miles 236°2025-01-25 16:06:05
KB1OTI-i5.6 miles 184°2025-01-28 13:21:24 NQ1J-N5.6 miles 178°2025-01-05 17:26:19
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