Datastream : SASHEVISLOWSUN

Shortwave Array Spectroradiometer-Hemispheric, VISible channel, low-sun angles [a0 data is uncalibrated]

Active Dates
2011.03.22 - 2012.03.31

Measurement Categories
Radiometric

Originating Instrument
Shortwave Array Spectroradiometer-Hemispheric (SASHE)

Measurements

Only measurements considered scientifically relevant are shown below by default.

Show all measurements

Measurement Units Variable
Airmass unitless airmass ( time )
Altitude above mean sea level m alt
Atmospheric pressure kPa atmos_pressure ( time )
Temperature of avantes AD board deg C avantes_ad_temperature ( time )
Temperature of avantes optical bench deg C avantes_bench_temperature ( time )
Band axis orientation with respect to azimuth limit switch deg band_az_raw ( time )
Band axis orientation with respect to north deg N band_azimuth ( time )
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Spectrometer chiller internal dew point deg C chiller_dewpoint ( time )
Spectrometer chiller internal RH % chiller_rh ( time )
Spectrometer chiller internal temperature deg C chiller_temperature ( time )
Collector internal dew point deg C collector_dewpoint ( time )
Collector internal relative humidity from TRH sensor % collector_rh ( time )
Collector internal temperature from TRH sensor deg C collector_temperature ( time )
Collector tilt along band axis deg collector_x_tilt ( time )
Standard deviation of collector tilt measured along band axis. collector_x_tilt_std ( time )
Collector tilt perpendicular to band axis deg collector_y_tilt ( time )
Standard deviation of collector tilt measured perpendicular to band axis. deg collector_y_tilt_std ( time )
Earth sun distance AU earth_sun_dist ( time )
Inner band orientation relative to operational vertical deg inner_band_angle ( time )
Inner band orientation relative to nominal vertical deg inner_band_angle_raw ( time )
Scattering angle occluded by point of inner band nearest to the solar position deg inner_band_scat_ang ( time )
North latitude degree_N lat
East longitude degree_E lon
MIO relative humidity from TRH sensor % mio_rh ( time )
Temperature of multi-IO box from MEMS sensor deg C mio_temperature_mems ( time )
Temperature of multi-IO box from MEMS sensor in fahrenheit deg F mio_temperature_mems_fahr ( time )
Temperature of MIO box from TRH sensor deg F mio_temperature_trh ( time )
Number of spectrometer scans averaged for this spectra unitless number_of_scans ( time )
Outer band orientation relative to operational vertical deg outer_band_angle ( time )
Outer band orientation relative to nominal vertical deg outer_band_angle_raw ( time )
Scattering angle occluded by point of outer band nearest to the solar position deg outer_band_scat_ang ( time )
Shutter state unitless shutter_state ( time )
Solar azimuth angle relative to north deg N solar_azimuth ( time )
Solar zenith angle relative to vertical zenith. deg solar_zenith ( time )
Spectrum of raw counts from spectrometer spectra ( time, wavelength )
Spectrometer internal clock ticks seconds spectrometer_clock_ticks ( time )
Integration time of individual spectrometer scans ms spectrometer_integration_time ( time )
Step number in measurement sequence unitless tag ( time )
Time offset from midnight time ( time )
Time offset from base_time time_offset ( time )
Wavelength nm wavelength ( wavelength )

Locations

  • Southern Great Plains (SGP)
    • Central Facility, Lamont, OK (C1)
  • ARM Mobile Facility (PGH)
    • ARIES Observatory, Nainital, Uttarkhand, India (M1)

Contact(s)

Connor Flynn
(509) 375-2041
connor.flynn@pnnl.gov