Datastream : NAV

Ship navigational location and attitude

Active Dates
2012.09.24 - 2015.02.12

Measurement Categories
Surface Properties

Originating Instrument
Navigational Location and Attitude (NAV)


Only measurements considered scientifically relevant are shown below by default.

Show all measurements

Measurement Units Variable
Altitude above mean sea level m alt ( time )
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Free running cycle counter unitless cycle_count ( time )
Heave: up positive m heave ( time )
Heave directional acceleration, up positive m/sec^2 heave_acceleration ( time )
Heave directional velocity, up positive m/s heave_velocity ( time )
North latitude degree_N lat ( time )
East longitude degree_E lon ( time )
Pitch: bow up positive degrees pitch ( time )
Pitch angular rate, bow up positive degree/sec pitch_angular_rate ( time )
Roll: starboard down positive degrees roll ( time )
Roll angular rate, starboard down positive degree/sec roll_angular_rate ( time )
Seanav system mode unitless seanav_mode ( time )
SeaNav monitor value as true/false conditions unitless seanav_monitor ( time )
Surge: bow forward positive m surge ( time )
Surge directional acceleration, bow forward positive m/sec^2 surge_acceleration ( time )
Surge directional velocity, bow forward positive m/s surge_velocity ( time )
Sway: toward port positive m sway ( time )
Sway directional acceleration, toward port positive m/sec^2 sway_acceleration ( time )
Sway directional velocity, toward port positive m/s sway_velocity ( time )
Time offset from midnight time ( time )
Time offset from base_time time_offset ( time )
Heading from geodetic north, clockwise bow rotation degrees yaw ( time )
Yaw angular rate, clockwise bow rotation positive degrees/sec yaw_angular_rate ( time )


ARM Mobile Facility
ACXM1 Browse DataOff the Coast of California - NOAA Ship Ronald H. Brown; AMF2
MAGM1 Browse DataLos Angeles, CA to Honolulu, HI - container ship Horizon Spirit; AMF2


Scott Walton
Argonne National Laboratory