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*
Web station KO4TZK-4 - show graphs
Comment: aprs.fi for iOS
Location: 26°27.31' N 80°13.03' W - locator EL96VK39WF - show map
8.8 miles Northwest bearing 330° from Boca Del Mar, Palm Beach County, Florida, United States [?]
9.1 miles Northwest bearing 337° from Boca Pointe, Palm Beach County, Florida, United States
41.4 miles North bearing 5° from Hialeah, Miami-Dade County, Florida, United States
47.0 miles North bearing 358° from Miami, Miami-Dade County, Florida, United States
Last position: 2024-06-09 11:54:06 EDT (3d 23h36m ago)
2024-06-09 11:54:06 EDT local time at Boca Del Mar, United States [?]
Speed: 0 MPH
Last path: KO4TZK-4>aprs.fi via aprsfi-iOS
Positions stored: 152
Other SSIDs: KO4TZK-ios
Stations near current position of KO4TZK-4 - show more
callsign distance last heard - EDT      callsign distance last heard - EDT
MFLSVRu1A2.0 miles 32°2024-06-07 16:17:02 NA4AI-93.1 miles 123°2024-06-13 11:30:18
KO4GBO-114.4 miles 178°2024-05-22 06:55:47 WA3OPX-D4.6 miles 138°2024-06-13 11:11:29
FW73125.6 miles 43°2024-06-13 11:26:18 MFLSVRs1A5.9 miles 182°2024-06-07 15:47:02
CW00296.2 miles 46°2024-06-13 11:29:04 DW47176.3 miles 75°2024-06-13 11:15:47
KO4RPL6.7 miles 46°2024-06-01 20:24:31 K3DTZ-26.8 miles 184°2024-06-13 11:29:17
K4ANL7.0 miles 99°2024-06-13 11:26:13 FW77607.7 miles 155°2024-06-13 11:27:45
Cw61627.8 miles 178°2024-06-13 11:29:13 MFLMWSg3A7.9 miles 93°2024-05-20 19:17:42
KI4C-98.5 miles 141°2024-06-09 15:29:32 KI4C8.5 miles 141°2024-06-13 11:12:37
W3JEN B9.0 miles 122°2024-06-10 12:06:08 W3JEN-B9.0 miles 122°2024-06-10 12:06:08
KN4EOG-129.2 miles 134°2024-05-24 23:05:58 003660635 US9.3 miles 2°2024-06-07 18:24:43
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