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 BA4QMD - show graphs
Location: 32°01.63' N 118°45.30' E - locator OM92JA06OM - show map
2.4 miles West bearing 258° from Wulaocun, Jiangsu Sheng, China [?]
2.7 miles Southwest bearing 209° from Nanjing, Jiangsu Sheng, China
2.9 miles Southwest bearing 230° from Meiyuan Xincun, Jiangsu Sheng, China
73.0 miles West bearing 284° from Changzhou, Jiangsu Sheng, China
Last position: 2025-02-03 12:39:35 EST (2d 21h49m ago)
2025-02-04 01:39:35 CST local time at Wulaocun, China [?]
Speed: 1 MPH
Last path: BA4QMD>APN000 via TCPIP*,qAC,T2HAKATA
Positions stored: 135
Packet rate: 197 seconds between packets on average during 9669 seconds.
Stations near current position of BA4QMD - show more
callsign distance last heard - EST      callsign distance last heard - EST
BD4WSM0.3 miles 249°2025-01-23 08:26:06 BI4RMD-50.9 miles 355°2025-02-06 04:39:17
BA4QBQ1.1 miles 168°2025-02-01 04:58:29 BA4QBQ-51.3 miles 202°2025-01-24 10:23:43
BA4QBQ-71.4 miles 201°2025-01-25 04:01:38 BA4QBQ-101.5 miles 273°2025-01-20 06:37:11
BI4TLB-N1.6 miles 146°2025-02-05 19:32:24 BI4TLB-91.6 miles 146°2025-02-06 10:26:56
BG4XQO-61.9 miles 79°2025-02-03 05:35:09 BG4ILW-72.1 miles 63°2025-01-22 22:06:02
BA4RPN2.3 miles 36°2025-02-06 03:10:50 BH4ROG-92.4 miles 68°2025-02-06 10:27:13
BD4WXK-73.7 miles 100°2025-01-20 05:57:22 BG4XQO-94.0 miles 232°2025-01-30 05:58:33
BI1JCY-124.0 miles 73°2025-01-30 05:42:21 BD4WUM-R4.1 miles 356°2025-01-23 00:15:17
BD4UTL-14.8 miles 191°2025-02-06 10:26:24 BI4TKH-74.9 miles 47°2025-02-02 20:26:55
BA4QCS5.0 miles 112°2025-01-30 02:20:53 BD4VDZ-55.4 miles 83°2025-01-25 05:50:16
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