about you
your browser:Unknown
your location:United States
your system:unknown
your IP-address:38.107.179.241



a random link



date and time



spacecraft velocity calculation for earth orbit
current height over earth ground in km:
size of semi-major axis in km: (optional for elliptical orbit)
 
 
result in km/s:
about me
my browser: Opera
my location: Germany
my system: Linux
my IP-address: varying



some figures
time spent on this page: 0 sec
current world population:



interests
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