Example
nimfr Archive Data Plot
Datastream : NIMFR
Normal Incidence Multi-Filter Radiometer (NIMFR): direct normal irradiances
Active Dates
1997.10.16 - 2012.10.12
Measurement Categories
Radiometric
Originating Instrument
Normal Incidence Multifilter Radiometer (NIMFR)
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 |
| Azimuth angle | degrees | azimuth_angle ( time ) |
| Base time in Epoch | seconds since 1970-1-1 0:00:00 0:00 | base_time |
| Cosine of Apparent Solar Zenith Angle | unitless | cosine_solar_zenith_angle ( time ) |
| Direct Horizontal Broadband Irradiance, broadband scale applied | W/m^2 | direct_horizontal_broadband ( time ) |
| Direct Horizontal Narrowband Irradiance, Filter 1 | W/m^2-nm | direct_horizontal_narrowband_filter1 ( time ) |
| Direct Horizontal Narrowband Irradiance, Filter 2 | W/m^2-nm | direct_horizontal_narrowband_filter2 ( time ) |
| Direct Horizontal Narrowband Irradiance, Filter 3 | W/m^2-nm | direct_horizontal_narrowband_filter3 ( time ) |
| Direct Horizontal Narrowband Irradiance, Filter 4 | W/m^2-nm | direct_horizontal_narrowband_filter4 ( time ) |
| Direct Horizontal Narrowband Irradiance, Filter 5 | W/m^2-nm | direct_horizontal_narrowband_filter5 ( time ) |
| Direct Horizontal Narrowband Irradiance, Filter 6 | W/m^2-nm | direct_horizontal_narrowband_filter6 ( time ) |
| Direct Normal Broadband Irradiance, offset corrected | counts | direct_normal_broadband ( time ) |
| Direct Normal Broadband Irradiance | counts | direct_normal_broadband_raw ( time ) |
| Direct Normal Narrowband Irradiance, Filter 1, offset corrected | counts | direct_normal_narrowband_filter1 ( time ) |
| Direct Normal Narrowband Irradiance, Filter 1 | counts | direct_normal_narrowband_filter1_raw ( time ) |
| Direct Normal Narrowband Irradiance, Filter 2, offset corrected | counts | direct_normal_narrowband_filter2 ( time ) |
| Direct Normal Narrowband Irradiance, Filter 2 | counts | direct_normal_narrowband_filter2_raw ( time ) |
| Direct Normal Narrowband Irradiance, Filter 3, offset corrected | counts | direct_normal_narrowband_filter3 ( time ) |
| Direct Normal Narrowband Irradiance, Filter 3 | counts | direct_normal_narrowband_filter3_raw ( time ) |
| Direct Normal Narrowband Irradiance, Filter 4, offset corrected | counts | direct_normal_narrowband_filter4 ( time ) |
| Direct Normal Narrowband Irradiance, Filter 4 | counts | direct_normal_narrowband_filter4_raw ( time ) |
| Direct Normal Narrowband Irradiance, Filter 5, offset corrected | counts | direct_normal_narrowband_filter5 ( time ) |
| Direct Normal Narrowband Irradiance, Filter 5 | counts | direct_normal_narrowband_filter5_raw ( time ) |
| Direct Normal Narrowband Irradiance, Filter 6, offset corrected | counts | direct_normal_narrowband_filter6 ( time ) |
| Direct Normal Narrowband Irradiance, Filter 6 | counts | direct_normal_narrowband_filter6_raw ( time ) |
| Elevation Angle | degrees | elevation_angle ( time ) |
| Detector Temperature | counts | head_temp ( time ) |
| Second Detector Temperature | counts | head_temp2 ( time ) |
| North latitude | degree_N | lat |
| Data Logger Supply Voltage | volts | logger_volt ( time ) |
| East longitude | degree_E | lon |
| Nominal calibration factor, applied to broadband data | count/(W/m^2) | nominal_calibration_factor_broadband |
| Nominal calibration factor, applied to filter1 data | count/(W/m^2-nm) | nominal_calibration_factor_filter1 |
| Nominal calibration factor, applied to filter2 data | count/(W/m^2-nm) | nominal_calibration_factor_filter2 |
| Nominal calibration factor, applied to filter3 data | count/(W/m^2-nm) | nominal_calibration_factor_filter3 |
| Nominal calibration factor, applied to filter4 data | count/(W/m^2-nm) | nominal_calibration_factor_filter4 |
| Nominal calibration factor, applied to filter5 data | count/(W/m^2-nm) | nominal_calibration_factor_filter5 |
| Nominal calibration factor, applied to filter6 data | count/(W/m^2-nm) | nominal_calibration_factor_filter6 |
| Normalized filter function data, filter 1, measured transmittance value obtained during bench calibrations | unitless | normalized_transmittance_filter1 ( wavelength ) |
| Normalized filter function data, filter 2, measured transmittance value obtained during bench calibrations | unitless | normalized_transmittance_filter2 ( wavelength ) |
| Normalized filter function data, filter 3, measured transmittance value obtained during bench calibrations | unitless | normalized_transmittance_filter3 ( wavelength ) |
| Normalized filter function data, filter 4, measured transmittance value obtained during bench calibrations | unitless | normalized_transmittance_filter4 ( wavelength ) |
| Normalized filter function data, filter 5, measured transmittance value obtained during bench calibrations | unitless | normalized_transmittance_filter5 ( wavelength ) |
| Normalized filter function data, filter 6, measured transmittance value obtained during bench calibrations | unitless | normalized_transmittance_filter6 ( wavelength ) |
| Offset subtracted from hemispheric and diffuse broadband data | counts | offset_broadband |
| Offset subtracted from hemispheric and diffuse filter1 data | counts | offset_filter1 |
| Offset subtracted from hemispheric and diffuse filter2 data | counts | offset_filter2 |
| Offset subtracted from hemispheric and diffuse filter3 data | counts | offset_filter3 |
| Offset subtracted from hemispheric and diffuse filter4 data | counts | offset_filter4 |
| Offset subtracted from hemispheric and diffuse filter5 data | counts | offset_filter5 |
| Offset subtracted from hemispheric and diffuse filter6 data | counts | offset_filter6 |
| Quality check results on field: Direct Horizontal Broadband Irradiance, broadband scale applied | unitless | qc_direct_horizontal_broadband ( time ) |
| Quality check results on field: Direct Horizontal Narrowband Irradiance, Filter 1 | unitless | qc_direct_horizontal_narrowband_filter1 ( time ) |
| Quality check results on field: Direct Horizontal Narrowband Irradiance, Filter 2 | unitless | qc_direct_horizontal_narrowband_filter2 ( time ) |
| Quality check results on field: Direct Horizontal Narrowband Irradiance, Filter 3 | unitless | qc_direct_horizontal_narrowband_filter3 ( time ) |
| Quality check results on field: Direct Horizontal Narrowband Irradiance, Filter 4 | unitless | qc_direct_horizontal_narrowband_filter4 ( time ) |
| Quality check results on field: Direct Horizontal Narrowband Irradiance, Filter 5 | unitless | qc_direct_horizontal_narrowband_filter5 ( time ) |
| Quality check results on field: Direct Horizontal Narrowband Irradiance, Filter 6 | unitless | qc_direct_horizontal_narrowband_filter6 ( time ) |
| Quality check results on field: Direct Normal Broadband Irradiance, broadband scale applied | unitless | qc_direct_normal_broadband ( time ) |
| Quality check results on field: Direct Normal Narrowband Irradiance, Filter 1 | unitless | qc_direct_normal_narrowband_filter1 ( time ) |
| Quality check results on field: Direct Normal Narrowband Irradiance, Filter 2 | unitless | qc_direct_normal_narrowband_filter2 ( time ) |
| Quality check results on field: Direct Normal Narrowband Irradiance, Filter 3 | unitless | qc_direct_normal_narrowband_filter3 ( time ) |
| Quality check results on field: Direct Normal Narrowband Irradiance, Filter 4 | unitless | qc_direct_normal_narrowband_filter4 ( time ) |
| Quality check results on field: Direct Normal Narrowband Irradiance, Filter 5 | unitless | qc_direct_normal_narrowband_filter5 ( time ) |
| Quality check results on field: Direct Normal Narrowband Irradiance, Filter 6 | unitless | qc_direct_normal_narrowband_filter6 ( time ) |
| Quality check results on field: Detector Temperature | unitless | qc_head_temp ( time ) |
| Quality check results on field: Second Detector Temperature | unitless | qc_head_temp2 ( time ) |
| Quality check results on field: Data Logger Supply Voltage | unitless | qc_logger_volt ( time ) |
| Quality check results on field: Time offset from midnight | unitless | qc_time ( time ) |
| Quality check results on field: Tube Temperature | unitless | qc_tube_temp ( time ) |
| Apparent Solar Zenith Angle | degrees | solar_zenith_angle ( time ) |
| Time offset from midnight | time ( time ) | |
| Time offset from base_time | time_offset ( time ) | |
| Tube Temperature | counts | tube_temp ( time ) |
| Normalized filter function data, filter 1, wavelength value obtained during bench calibrations | nm | wavelength_filter1 ( wavelength ) |
| Normalized filter function data, filter 2, wavelength value obtained during bench calibrations | nm | wavelength_filter2 ( wavelength ) |
| Normalized filter function data, filter 3, wavelength value obtained during bench calibrations | nm | wavelength_filter3 ( wavelength ) |
| Normalized filter function data, filter 4, wavelength value obtained during bench calibrations | nm | wavelength_filter4 ( wavelength ) |
| Normalized filter function data, filter 5, wavelength value obtained during bench calibrations | nm | wavelength_filter5 ( wavelength ) |
| Normalized filter function data, filter 6, wavelength value obtained during bench calibrations | nm | wavelength_filter6 ( wavelength ) |
Locations
- North Slope Alaska (NSA)
- Central Facility, Barrow AK (C1)
- Central Facility, Atqasuk AK (C2)
- Southern Great Plains (SGP)
- Central Facility, Lamont, OK (C1)
- SHEBA (Surface HEat Budget of the Arctic) (SHB)
- Ice Station SHEBA (C1)
Contact(s)
Gary Hodges
(303) 497-6460
Gary.Hodges@noaa.gov
