ACX/MWACR/M1 - Missing Data: Ship in Port

Instrument was shut down while in port

• Polarization mode.(polarization)
• GPS timestamp(gps_timestamp)
• Ship sway, starboard-to-port displacement, positive to port(sway)
• time_in_seconds_since_volume_start(time)
• Time offset from base_time(time_offset)
• Ship surge displacement along ship length, positive forward(surge)
• base time in epoch(base_time)
• Receiver noise figure estimated from noise source measurements using Y-factor
  method(noise_figure)
• Doppler spectrum width (second moment of the doppler spectrum)(spectral_width)
• Mean doppler velocity(mean_doppler_velocity)
• North Latitude(lat)
• Heave: up positive(heave)
• Pitch, bow up positive(pitch)
• -180.0 - +180.0(alt)
• Noise power spectral density in spectra when viewing antenna port(noise_sky)
• Height(height)
• Ship yaw, axis vertical, positive is clockwise rotation(yaw)
• reflectivity(reflectivity)
• Receiver gain estimated from noise source measurements using Y-factor method(gain)
• GPS-determined velocity vector heading angle(gps_heading)
• lon(lon)
• GPS-determined velocity(gps_velocity)
• Roll angle reported by tilt table, positive is port side up(roll)

• Spectral velocity bins(velocity_bins)
• Roll angle reported by tilt table, positive is port side up(roll)
• Ship surge velocity along ship length, positive forward(surge_velocity)
• Heave directional acceleration, up positive(heave_acceleration)
• Time offset from base_time(time_offset)
• Ship sway acceleration starboard-to-port, positive to port(sway_acceleration)
• Ship sway velocity, starboard-to-port displacement, positive to port(sway_velocity)
• Heave directional velocity, up positive(heave_velocity)
• lon(lon)
• Ship surge displacement along ship length, positive forward(surge)
• Ship yaw, axis vertical, positive is clockwise rotation(yaw)
• base time in epoch(base_time)
• Distance to the center of the corresponding range bin(range)
• Heave: up positive(heave)
• Locator Mask for Spectra(locator_mask)
• Pitch, bow up positive(pitch)
• GPS-determined velocity vector heading angle(gps_heading)
• time_in_seconds_since_volume_start(time)
• North Latitude(lat)
• -180.0 - +180.0(alt)
• Ship surge acceleration along ship length, positive forward(surge_acceleration)
• GPS-determined velocity(gps_velocity)
• Ship sway, starboard-to-port displacement, positive to port(sway)
• Spectra(spectra)

• Temperature of modulator power supply(temperature_modulator_power_supply)
• 70 MHz phase-locked oscillator in lock when value equals 1(plo_70_mhz_lock)
• Negative 15 V power supply voltage(monitor_neg15v)
• 15840 MHz phase-locked oscillator in lock when value equals 1(plo_15840_mhz_lock)
• 28 V power supply voltage(monitor_28v)
• Modulator standby indicator, equals 1 when warming up(modulator_standby)
• Temperature of coolant return measured inside RF unit(temperature_coolant_return)
• Time of modulator over-duty-cycle fault(modfault_time_over_duty)
• Temperature of low-noise-amplifier(temperature_lna)
• Ship sway, starboard-to-port displacement, positive to port(sway)
• GPS-determined velocity vector heading reference(gps_heading_ref)
• Transmit power measured at the EIKA output(power_output)
• Modulator high voltage power supply fault when value equals 1(modfault_active_hvps)
• 15 V power supply voltage(monitor_15v)
• Time of modulator deck temperature fault(modfault_time_deck_temperature)
• Inside air temperature(temperature_inside_air)
• Time of modulator deck fault(modfault_time_deck_fault)
• 60 MHz phase-locked oscillator in lock when value equals 1(plo_60_mhz_lock)
• Modulator body current fault when value equals 1(modfault_active_over_current)
• GPS-determined velocity(gps_velocity)
• Transmitter temperature(temperature_eika_tube)
• lon(lon)
• base time in epoch(base_time)
• Modulator deck fault when value equals 1(modfault_active_deck_fault)
• Time of modulator body current fault(modfault_time_over_current)
• Noise power of internal ambient temperature source (noise source OFF)(noise_power_cold)
• time_in_seconds_since_volume_start(time)
• 4200 MHz phase-locked oscillator in lock when value equals 1(plo_4200_mhz_lock)
• Receiver noise figure estimated from noise source measurements using Y-factor
  method(noise_figure)
• Modulator over-duty-cycle fault when value equals 1(modfault_active_over_duty)
• Time of modulator collector over-temperature fault(modfault_time_collector_temperature)
• GPS longitude reference(gps_longitude_ref)
• Time offset from base_time(time_offset)
• EIKA collector over-temperature fault when value equals 1(modfault_active_collector_temperature)
• environmental housing relative humidity(humidity)
• Time of modulator high voltage power supply fault(modfault_time_hvps)
• Drive power measured at transmitter input(power_drive)
• Ship surge velocity along ship length, positive forward(surge_velocity)
• GPS latitude reference(gps_latitude_ref)
• Modulator deck temperature fault when value equals 1(modfault_active_deck_temp)
• Ship sway acceleration starboard-to-port, positive to port(sway_acceleration)
• 5 V power supply voltage(monitor_5v)
• Heave directional velocity, up positive(heave_velocity)
• 15120 MHz phase-locked oscillator in lock when value equals 1(plo_15120_mhz_lock)
• GPS timestamp(gps_timestamp)
• Noise power of internal hot noise source (noise source ON)(noise_power_hot)
• Ship yaw, axis vertical, positive is clockwise rotation(yaw)
• Ship sway velocity, starboard-to-port displacement, positive to port(sway_velocity)
• Temperature of RF unit case(temperature_outside_air)
• Heave: up positive(heave)
• Roll angle reported by tilt table, positive is port side up(roll)
• Total sky noise power prior to spectrum computation(noise_power_sky)
• GPS-determined velocity vector heading angle(gps_heading)
• 8 V power supply voltage(monitor_8v)
• Modulator radiating indicator, equals 1 when high voltage on(modulator_radiating)
• Receiver gain estimated from noise source measurements using Y-factor method(gain)
• Temperature measured by sensor on radar control board(temperature_local)
• Heave directional acceleration, up positive(heave_acceleration)
• Temperature of coolant supply measured inside RF unit(temperature_coolant_supply)
• Ship surge acceleration along ship length, positive forward(surge_acceleration)
• Pitch, bow up positive(pitch)
• Polarization mode.(polarization)
• North Latitude(lat)
• Ship surge displacement along ship length, positive forward(surge)
• Noise power spectral density in spectra when viewing antenna port(noise_power_density_sky)
• Temperature of noise source(temperature_noise_source)
• -180.0 - +180.0(alt)
• 5.2 V power supply voltage(monitor_5p2v)