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 KB4RKS-5 - show graphs
Location: 38°26.69' N 122°44.07' W - locator CM88PK16US - show map
1.1 miles West bearing 286° from Santa Rosa, Sonoma County, California, United States [?]
1.6 miles North bearing 347° from Roseland, Sonoma County, California, United States
49.3 miles North bearing 340° from San Francisco, San Francisco County, California, United States
67.7 miles West bearing 262° from Sacramento, Sacramento County, California, United States
Last position: 2024-05-18 17:06:09 EDT (29s ago)
2024-05-18 14:06:09 PDT local time at Santa Rosa, United States [?]
Altitude: 9 ft
Course: 263°
Speed: 1 MPH
Device: Open Source: APRSdroid (app, Android)
Last path: KB4RKS-5>APDR16 via TCPIP*,qAC,T2FINLAND
Positions stored: 14200
Packet rate: 62 seconds between packets on average during 3049 seconds.
Other SSIDs: KB4RKS-10 KB4RKS-9 KB4RKS-11
Stations near current position of KB4RKS-5 - show more
callsign distance last heard - EDT      callsign distance last heard - EDT
KF6TYS-150.4 miles 277°2024-05-17 20:48:08 KF6TYS-90.7 miles 249°2024-05-18 00:34:50
CW06771.4 miles 290°2024-05-18 17:00:51 KW6OWL-91.6 miles 74°2024-05-17 18:53:13
DW95282.1 miles 265°2024-05-18 17:00:43 AA6RH-12.1 miles 349°2024-05-18 05:00:08
k6xlt-i2.2 miles 3°2024-05-17 16:04:52 DW98402.6 miles 124°2024-05-18 17:00:21
K6XLT-93.4 miles 348°2024-05-04 15:12:04 KN6YFJ-93.5 miles 344°2024-04-21 18:16:15
KF6TYS-33.8 miles 31°2024-05-18 16:49:23 441.1125D3.8 miles 8°2024-05-18 16:54:02
KD6OKH-73.9 miles 33°2024-05-11 22:42:43 KD6NT-104.0 miles 344°2024-05-13 16:48:19
FW71774.0 miles 351°2024-05-18 17:01:01 FW63694.1 miles 351°2024-05-18 17:00:50
KN6VJW4.1 miles 96°2024-05-12 10:50:58 CW36284.2 miles 92°2024-05-18 16:58:50
AE6FK-24.2 miles 181°2024-04-21 13:30:28 W6/NC-3794.4 miles 133°2024-04-22 22:15:45
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