APRS Showing GPS Sats


This display is an overhead Azimuth and Elevation plot of the current position of the GPS satellites as viewed from Annapolis. This data is provided live from a GPS receiver on the roof of the Rickover building. Civilian GPS (SPS) is not completely accurate, to illustrate this click here for a GPS Errorplot test done from USNA.









javAPRS Commands (Case Insensitive)
U or PGUP
zooms up (wider view)
D or PGDN
zooms down (narrower view)
L
lists stations heard to the Java console
W
lists only weather station reports to the Java console
S
Show packet status in Java console
M
lists last 25 messages to the Java console
CTRL-click
centers map on clicked location
ALT-click
zooms in on clicked location
Arrow keys
scrolls map


APRS Homepage
Satellite Ground Station

The Naval Academy is a registered user of APRS and WinAPRS. The purpose of this web page is to show 
several applications currently in use at this site and should not be considered as an advertisement or 
an endorsement of any commercial product.