APRS symbols

The following APRS symbols is currently supported. Please note that the description of each symbol is based on a combination of the version 1.1 spec. and the version 1.2 spec. from www.aprs.org (and on usages that we have found to be common).

In this list we include all primary symbols, all default alternate symbols, all overlayed alternate symbols that has a specified description and all overlayed alternate symbols that is used by some station.

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C1 T2 Type Icon Description Stations3
D D Alternate (with overlay) Symbol DD Depot (with overlay D) 1
D F Alternate (with overlay) Symbol DF Ferry Landing 0
D H Alternate (with overlay) Symbol DH Heloport 0
D L Alternate (with overlay) Symbol DL LIght Rail or Subway 0
D R Alternate (with overlay) Symbol DR Rail Depot 0
D S Alternate (with overlay) Symbol DS Seaport Depot 0
E / Primary Symbol E/ Event (Special live event) 62
E \ Alternate (supports overlay) Symbol E\ Smoke 2
E B Alternate (with overlay) Symbol EB Blowing Snow 0
E D Alternate (with overlay) Symbol ED Blowing Dust or Sand 0
E F Alternate (with overlay) Symbol EF Fog 0
E H Alternate (with overlay) Symbol EH Haze 0
E S Alternate (with overlay) Symbol ES Smoke 0
F / Primary Symbol F/ Farm Vehicle (tractor) 23
F \ Alternate Symbol F\ Freezing rain 0
G / Primary Symbol G/ Grid Square (6 digit) 22
G \ Alternate Symbol G\ Snow Shower 0
H / Primary Symbol H/ Hotel (blue bed symbol) 5
H \ Alternate (supports overlay) Symbol H\ Haze 0
H R Alternate (with overlay) Symbol HR Radiation detector 0
H W Alternate (with overlay) Symbol HW Hazardous Waste 0
H X Alternate (with overlay) Symbol HX Skull&Crossbones 0
I / Primary Symbol I/ TCP/IP network station 274
I \ Alternate Symbol I\ Rain Shower 0
I I Alternate Symbol II Rain Shower 1
I R Alternate Symbol IR Rain Shower 1
J / Primary Symbol J/ No Symbol 6
J \ Alternate Symbol J\ Lightning 6
K / Primary Symbol K/ School 88
K \ Alternate Symbol K\ Kenwood HT 218
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  1. Symbol Code (the character found after the longitude in the APRS packet)
  2. Symbol Table ID (the character found between the latitude and longitude in the APRS packet)
  3. Number of stations/objects using this symbol the latest 24 hours (if station/object use several symbols only the latest used counts)
© 2015-2021 Per Qvarforth. All Rights Reserved.
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Current position
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© 2015-2021 Per Qvarforth SM4WJF
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In this tab we show all APRS packets of any packet type that has been added to the map.

In this tab we show APRS packets of type position that has been added to the map (note that any station may send a position packet).

In this tab we show all APRS packets of type object or item that has been added to the map.

In this tab we show APRS packets of type weather that has been added to the map (note that any station may send a weather packet, not only weather stations).

In this tab we show APRS packets of type direction finding, telemetry, message, query and status that has been added to the map.

Select date and time to show map data for (enter time for your locale time zone). The regular time length select box can still be used to select how old data that should be shown (relative to selected date and time).

*Note that the heatmap will still based on data from the latest hour (not the selected date and time).

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