Datastream : IRT

Infrared Thermometer: Sky brightness temperature

Active Dates
2001.02.22 - 2017.04.21

Measurement Categories

Originating Instrument
Infrared Thermometer (IRT)


Only measurements considered scientifically relevant are shown below by default.

Show all measurements

Measurement Units Variable
Altitude above mean sea level m alt
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Battery voltage V internal_voltage ( time )
North latitude degree_N lat
Logger Temperature C logger_temp ( time )
East longitude degree_E lon
Quality check results on field: Internal reference infrared temperature unitless qc_ref_ir_temp ( time )
Quality check results on field: Surface infra-red temperature unitless qc_sfc_ir_temp ( time )
Quality check results on field: Sky infra-red temperature unitless qc_sky_ir_temp ( time )
Quality check results on field: Sky infrared temperature, maxima unitless qc_sky_ir_temp_max ( time )
Quality check results on field: Sky Infra-Red Temperature, Minima unitless qc_sky_ir_temp_min ( time )
Quality check results on field: Time offset from midnight unitless qc_time ( time )
Internal Reference Infra-Red Temperature K ref_ir_temp ( time )
Number of averaged samples unitless samples_in_average ( time )
Surface infra-red temperature K sfc_ir_temp ( time )
Sky infrared temperature K sky_ir_temp ( time )
Sky Infra-Red Temperature, Maxima K sky_ir_temp_max ( time )
Sky Infra-Red Temperature, Minima K sky_ir_temp_min ( time )
Sky infrared temperature, standard deviation K sky_ir_temp_std ( time )
Time offset from midnight time ( time )
Time cell bounds time_bounds ( time, bound )
Time offset from base_time time_offset ( time )


Eastern North Atlantic
ENAC1 Browse Data Browse PlotsGraciosa Island, Azores, Portugal
North Slope Alaska
NSAC1 Browse Data Browse PlotsCentral Facility, Barrow AK
Southern Great Plains
SGPC1 Browse DataCentral Facility, Lamont, OK
SGPE1 Browse DataLarned, KS (Extended)
SGPE2 Browse DataHillsboro, KS (Extended)
SGPE3 Browse DataLeRoy, KS (Extended)
SGPE4 Browse DataPlevna, KS (Extended)
SGPE5 Browse Data Browse PlotsHalstead, KS (Extended)
SGPE6 Browse Data Browse PlotsTowanda, KS (Extended)
SGPE7 Browse Data Browse PlotsElk Falls, KS (Extended)
SGPE8 Browse Data Browse PlotsColdwater, KS (Extended)
SGPE9 Browse Data Browse PlotsAshton, KS (Extended)
SGPE10 Browse Data Browse PlotsTyro, KS (Extended)
SGPE11 Browse Data Browse PlotsByron, OK (Extended)
SGPE12 Browse Data Browse PlotsPawhuska, OK (Extended)
SGPE13 Browse Data Browse PlotsLamont, OK (Extended)
SGPE15 Browse Data Browse PlotsRingwood, OK (Extended)
SGPE16 Browse Data Browse PlotsVici, OK (Extended)
SGPE18 Browse DataMorris, OK (Extended)
SGPE19 Browse Data Browse PlotsEl Reno, OK (Extended)
SGPE20 Browse Data Browse PlotsMeeker, OK (Extended)
SGPE21 Browse Data Browse PlotsOkmulgee, OK (Extended)
SGPE22 Browse DataCordell, OK (Extended)
SGPE24 Browse DataCyril, OK (Extended)
SGPE27 Browse DataEarlsboro, OK (Extended)
SGPE31 Browse Data Browse PlotsAnthony, KS (Extended)
SGPE32 Browse Data Browse PlotsMedford, OK (Extended)
SGPE33 Browse Data Browse PlotsNewkirk, OK (Extended)
SGPE34 Browse Data Browse PlotsMaple City, KS (Extended)
SGPE35 Browse Data Browse PlotsTryon, OK (Extended)
SGPE36 Browse Data Browse PlotsMarshall, OK (Extended)
SGPE37 Browse Data Browse PlotsWaukomis, OK (Extended)
SGPE38 Browse Data Browse PlotsOmega, OK (Extended)
SGPE39 Browse DataMorrison, OK (Extended)
SGPE40 Browse DataPawnee, OK (Extended)
SGPE41 Browse DataPeckham, OK (Extended)
Tropical Western Pacific
TWPC1 Browse Data Browse PlotsCentral Facility, Manus I., PNG
TWPC2 Browse Data Browse PlotsCentral Facility, Nauru Island
TWPC3 Browse Data Browse PlotsCentral Facility, Darwin, Australia
ARM Mobile Facility
ACXM1 Browse DataOff the Coast of California - NOAA Ship Ronald H. Brown; AMF2
ASIM1 Browse Data Browse PlotsAscension Island, South Atlantic Ocean; AMF1
AWRM1 Browse Data Browse PlotsMcMurdo Station Ross Ice Shelf, Antarctica; AMF2
GRWM1 Browse DataGraciosa Island, Azores, Portugal; AMF1
MAGM1 Browse Data Browse PlotsLos Angeles, CA to Honolulu, HI - container ship Horizon Spirit; AMF2
MAOM1 Browse Data Browse PlotsManacapuru, Amazonas, Brazil; AMF1
OLIM1 Browse Data Browse PlotsOlikiok Point, Alaska; AMF3
PVCM1 Browse Data Browse PlotsHighland Center, Cape Cod MA; AMF1
TMPM1 Browse Data Browse PlotsU. of Helsinki Research Station (SMEAR II), Hyytiala, Finland; AMF2


Victor Morris
Pacific Northwest National Laboratory
(509) 372-6144