Sun, Y. et al., Remote Sensing of Environment (2018), https://doi.org/10.1016/j.rse.2018.02.016
Taylor, T.E. et al., Atmospheric Measurement Techniques (2016), https://doi.org/10.5194/amt-9-973-2016
CF-1.6
B10309r
Fraunhofer-line based SIF retrievals
ISS, OCO-3, Solar Induced Fluorescence, SIF
NASA Global Change Master Directory (GCMD)
point
These data were produced at JPL/Caltech
2021-10-25T20:10:21Z
Jet Propulsion Laboratory/Caltech, Christian Frankenberg
Christian.Frankenberg@jpl.nasa.gov
Jet Propulsion Laboratory/Caltech, thomas kurosu
thomas.kurosu@jpl.nasa.gov
OCO-3 NASA/JPL
degrees_north
degrees_east
International Space Station
OCO-3 NASA/JPL
2.1km x 1.6km at nadir (along-track x across-track)
2020-03-30T00:15:13.562698Z
2020-03-30T23:32:39.616698Z
2020-090T00:15:13.562698Z
2020-090T23:32:39.616698Z
Ops_B10305_r02
B10.3.01
oco3_L2MetSC_05111a_200328_B10305r_211015040224.h5,oco3_L2IDPSC_05111a_200328_B10305r_211017034407.h5,oco3_L2ABPSC_05111a_200328_B10305r_211018031622.h5,oco3_L2MetSC_05112a_200329_B10305r_211015040604.h5,oco3_L2IDPSC_05112a_200329_B10305r_211017042934.h5,oco3_L2ABPSC_05112a_200329_B10305r_211018032104.h5,oco3_L2MetSC_05113a_200329_B10305r_211015050915.h5,oco3_L2IDPSC_05113a_200329_B10305r_211017043606.h5,oco3_L2ABPSC_05113a_200329_B10305r_211018032211.h5,oco3_L2MetSC_05114a_200329_B10305r_211015041157.h5,oco3_L2IDPSC_05114a_200329_B10305r_211017042935.h5,oco3_L2ABPSC_05114a_200329_B10305r_211018032744.h5,oco3_L2MetSC_05115a_200329_B10305r_211015040837.h5,oco3_L2IDPSC_05115a_200329_B10305r_211017042656.h5,oco3_L2ABPSC_05115a_200329_B10305r_211018033326.h5,oco3_L2MetSC_05116a_200329_B10305r_211015035857.h5,oco3_L2IDPSC_05116a_200329_B10305r_211017044317.h5,oco3_L2ABPSC_05116a_200329_B10305r_211018033521.h5,oco3_L2MetSC_05117a_200329_B10305r_211015035941.h5,oco3_L2IDPSC_05117a_200329_B10305r_211017041034.h5,oco3_L2ABPSC_05117a_200329_B10305r_211018033820.h5,oco3_L2MetSC_05118a_200329_B10305r_211015041838.h5,oco3_L2IDPSC_05118a_200329_B10305r_211017045453.h5,oco3_L2ABPSC_05118a_200329_B10305r_211018033954.h5,oco3_L2MetSC_05119a_200329_B10305r_211015040503.h5,oco3_L2IDPSC_05119a_200329_B10305r_211017050730.h5,oco3_L2ABPSC_05119a_200329_B10305r_211018034146.h5,oco3_L2MetSC_05120a_200329_B10305r_211015042547.h5,oco3_L2IDPSC_05120a_200329_B10305r_211017051945.h5,oco3_L2ABPSC_05120a_200329_B10305r_211018034636.h5,oco3_L2MetSC_05121a_200329_B10305r_211015041220.h5,oco3_L2IDPSC_05121a_200329_B10305r_211017051513.h5,oco3_L2ABPSC_05121a_200329_B10305r_211018034745.h5,oco3_L2MetSC_05122a_200329_B10305r_211015041624.h5,oco3_L2IDPSC_05122a_200329_B10305r_211017044325.h5,oco3_L2ABPSC_05122a_200329_B10305r_211018035143.h5,oco3_L2MetSC_05123a_200329_B10305r_211015041501.h5,oco3_L2IDPSC_05123a_200329_B10305r_211017051740.h5,oco3_L2ABPSC_05123a_200329_B10305r_211018035915.h5,oco3_L2MetSC_05124a_200329_B10305r_211015054640.h5,oco3_L2IDPSC_05124a_200329_B10305r_211017051946.h5,oco3_L2ABPSC_05124a_200329_B10305r_211018040314.h5,oco3_L2MetSC_05125a_200329_B10305r_211015041120.h5,oco3_L2IDPSC_05125a_200329_B10305r_211017051946.h5,oco3_L2ABPSC_05125a_200329_B10305r_211018040732.h5,oco3_L2MetSC_05126a_200329_B10305r_211015041746.h5,oco3_L2IDPSC_05126a_200329_B10305r_211017014816.h5,oco3_L2ABPSC_05126a_200329_B10305r_211018041344.h5,oco3_L2MetSC_05126b_200329_B10305r_211015041826.h5,oco3_L2IDPSC_05126b_200329_B10305r_211017015450.h5,oco3_L2ABPSC_05126b_200329_B10305r_211018041526.h5,oco3_L2MetSC_05127a_200330_B10305r_211015042809.h5,oco3_L2IDPSC_05127a_200330_B10305r_211017044938.h5,oco3_L2ABPSC_05127a_200330_B10305r_211018041826.h5,oco3_L2MetSC_05128a_200330_B10305r_211015041839.h5,oco3_L2IDPSC_05128a_200330_B10305r_211017053148.h5,oco3_L2ABPSC_05128a_200330_B10305r_211018041914.h5,oco3_L2MetSC_05129a_200330_B10305r_211015042147.h5,oco3_L2IDPSC_05129a_200330_B10305r_211017053440.h5,oco3_L2ABPSC_05129a_200330_B10305r_211018042053.h5,oco3_L2MetSC_05130a_200330_B10305r_211015090622.h5,oco3_L2IDPSC_05130a_200330_B10305r_211017050151.h5,oco3_L2ABPSC_05130a_200330_B10305r_211018042902.h5,oco3_L2MetSC_05131a_200330_B10305r_211015041218.h5,oco3_L2IDPSC_05131a_200330_B10305r_211017053459.h5,oco3_L2ABPSC_05131a_200330_B10305r_211018043059.h5,oco3_L2MetSC_05132a_200330_B10305r_211015042210.h5,oco3_L2IDPSC_05132a_200330_B10305r_211017050733.h5,oco3_L2ABPSC_05132a_200330_B10305r_211018043244.h5,oco3_L2MetSC_05133a_200330_B10305r_211015042901.h5,oco3_L2IDPSC_05133a_200330_B10305r_211017051021.h5,oco3_L2ABPSC_05133a_200330_B10305r_211018043324.h5,oco3_L2MetSC_05134a_200330_B10305r_211015042750.h5,oco3_L2IDPSC_05134a_200330_B10305r_211017051023.h5,oco3_L2ABPSC_05134a_200330_B10305r_211018043655.h5,oco3_L2MetSC_05135a_200330_B10305r_211015042957.h5,oco3_L2IDPSC_05135a_200330_B10305r_211017051948.h5,oco3_L2ABPSC_05135a_200330_B10305r_211018043841.h5,oco3_L2MetSC_05136a_200330_B10305r_211015043433.h5,oco3_L2IDPSC_05136a_200330_B10305r_211017052130.h5,oco3_L2ABPSC_05136a_200330_B10305r_211018044138.h5,oco3_L2MetSC_05137a_200330_B10305r_211015042334.h5,oco3_L2IDPSC_05137a_200330_B10305r_211017055328.h5,oco3_L2ABPSC_05137a_200330_B10305r_211018044634.h5,oco3_L2MetSC_05138a_200330_B10305r_211015042506.h5,oco3_L2IDPSC_05138a_200330_B10305r_211017055957.h5,oco3_L2ABPSC_05138a_200330_B10305r_211018044701.h5,oco3_L2MetSC_05139a_200330_B10305r_211015063144.h5,oco3_L2IDPSC_05139a_200330_B10305r_211017055959.h5,oco3_L2ABPSC_05139a_200330_B10305r_211018045114.h5,oco3_L2MetSC_05140a_200330_B10305r_211015044451.h5,oco3_L2IDPSC_05140a_200330_B10305r_211017052914.h5,oco3_L2ABPSC_05140a_200330_B10305r_211018045145.h5,oco3_L2MetSC_05141a_200330_B10305r_211015043919.h5,oco3_L2IDPSC_05141a_200330_B10305r_211017061159.h5,oco3_L2ABPSC_05141a_200330_B10305r_211018050041.h5,oco3_L2MetSC_05142a_200330_B10305r_211015043514.h5,oco3_L2IDPSC_05142a_200330_B10305r_211017060859.h5,oco3_L2ABPSC_05142a_200330_B10305r_211018050246.h5,oco3_L2MetSC_05143a_200331_B10305r_211015043141.h5,oco3_L2IDPSC_05143a_200331_B10305r_211017062152.h5,oco3_L2ABPSC_05143a_200331_B10305r_211018050426.h5,oco3_L2MetSC_05144a_200331_B10305r_211015044033.h5,oco3_L2IDPSC_05144a_200331_B10305r_211017063144.h5,oco3_L2ABPSC_05144a_200331_B10305r_211018050824.h5,oco3_L2MetSC_05145a_200331_B10305r_211015044800.h5,oco3_L2IDPSC_05145a_200331_B10305r_211017063849.h5,oco3_L2ABPSC_05145a_200331_B10305r_211018050908.h5,oco3_L2MetSC_05146a_200331_B10305r_211015043252.h5,oco3_L2IDPSC_05146a_200331_B10305r_211017060255.h5,oco3_L2ABPSC_05146a_200331_B10305r_211018051150.h5,oco3_L2MetSC_05147a_200331_B10305r_211015043404.h5,oco3_L2IDPSC_05147a_200331_B10305r_211017060256.h5,oco3_L2ABPSC_05147a_200331_B10305r_211018051702.h5,oco3_L2MetSC_05148a_200331_B10305r_211015043620.h5,oco3_L2IDPSC_05148a_200331_B10305r_211017061206.h5,oco3_L2ABPSC_05148a_200331_B10305r_211018051759.h5,oco3_L2MetSC_05149a_200331_B10305r_211015044055.h5,oco3_L2IDPSC_05149a_200331_B10305r_211017062454.h5,oco3_L2ABPSC_05149a_200331_B10305r_211018051858.h5,oco3_L2MetSC_05154a_200331_B10305r_211015043815.h5,oco3_L2IDPSC_05154a_200331_B10305r_211017065258.h5,oco3_L2ABPSC_05154a_200331_B10305r_211018052634.h5,oco3_L2MetSC_05155a_200331_B10305r_211015044130.h5,oco3_L2IDPSC_05155a_200331_B10305r_211017054634.h5,oco3_L2ABPSC_05155a_200331_B10305r_211018053017.h5,oco3_L2MetSC_05156a_200331_B10305r_211015051357.h5,oco3_L2IDPSC_05156a_200331_B10305r_211017062153.h5,oco3_L2ABPSC_05156a_200331_B10305r_211018053212.h5,oco3_L2MetSC_05157a_200331_B10305r_211015044239.h5,oco3_L2IDPSC_05157a_200331_B10305r_211017033513.h5,oco3_L2ABPSC_05157a_200331_B10305r_211018053334.h5,oco23_LiteSIF_output_structure_20211004.json,noSIF_ReferenceAreas_v5_20200513.nc4
ucar.nc2.dataset.conv.CF1Convention
http://dx.doi.org/
10R
10.5067/NOD1DPPBCXSO
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Daily Corrected Solar Induced Fluorescence at 757 nm
W/m^2/sr/µm
Daily Corrected Solar induced chlorophyll fluorescence at 757 nm: Daily_SIF_757nm = /Science/sif_757nm * /Science/daily_correction_factor
Daily_SIF_757nm
/Daily_SIF_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
999999.0000
Surface Pressure
Pa
Surface pressure at the sounding location; interpolated from GEOS-5 FP-IT inst3_3d_asm_Nv field PS (surface_pressure)
surface_pressure
/Meteo/surface_pressure
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
10000.00000
Specific Humidity
kg/kg
Specific humidity at surface layer at the sounding location, interpolated from GEOS-5 FP-IT inst3_3d_asm_Nv field QV (specific_humidity)
specific_humidity
/Meteo/specific_humidity
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-999999.0000
999999.0000
Vapor Pressure Deficit
Pa
Vapor pressure deficit at the sounding location (2m)
vapor_pressure_deficit
/Meteo/vapor_pressure_deficit
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
1000.000000
Skin Temperature
K
Skin temperature at the sounding location; interpolated from GEOS-5 FP-IT inst3_2d_asm_Nx field TS (surface_skin_temperature)
temperature_skin
/Meteo/temperature_skin
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
1000.000000
Two-Meter Temperature
K
Two-meter temperature at the sounding location; interpolated from GEOS-5 FP-IT inst3_2d_asm_Nx field T2M (2-meter_air_temperature)
temperature_two_meter
/Meteo/temperature_two_meter
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
1000.000000
Wind Speed
m/s
Surface wind speed at sounding location; interpolated from GEOS-5 FP-IT inst3_2d_asm_Nx field U10M and inst3_2d_asm_Nx field V10M (10-meter_eastward_wind, 10-meter_northward_wind)
wind_speed
/Meteo/wind_speed
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-180.0000000
180.0000000
Center Longitude
longitude
degrees_east
Center longitude of the measurement
Longitude
/Longitude
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
90.00000000
Solar Zenith Angle
degrees
Solar zenith angle is the angle between the line of sight to the sun and the local vertical
SZA
/SZA
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Solar Induced Fluorescence at 740 nm
W/m^2/sr/µm
Solar induced chlorophyll fluorescence at retrieved wavelength: SIF_740nm = 0.75 * (/Science/sif_757nm + 1.5*/Science/sif_771nm)
SIF_740nm
/SIF_740nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
10.00000000
Surface Albedo at 760nm
Surface albedo (lambertian equivalent) as retrieved in the ABO2 preprocessor at 760nm; not used in SIF processing
surface_albedo_abp
/Cloud/surface_albedo_abp
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-100000.0000
100000.0000
Delta Pressure
Pa
Retrieved-predicted surface pressure from ABO2, usable as cloud screener; not used in SIF Lite processing
delta_pressure_abp
/Cloud/delta_pressure_abp
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
10.00000000
CO2 Ratio
Ratio of CO2 retrieved in weak and strong CO2 band (value near 1 indicate scattering free scene)
co2_ratio
/Cloud/co2_ratio
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
1
0
-127
0
2
Cloud Flag
Indicator of whether the sounding contained clouds: 0 - \"Classified clear\", 1 - \"Classified cloudy\", 2 - \"Not classified\", all other values undefined; not used in SIF Lite processing
cloud_flag_abp
/Cloud/cloud_flag_abp
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
10.00000000
O2 Ratio
Ratio of retrieved and predicted O2 column
o2_ratio
/Cloud/o2_ratio
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Median Solar Induced Fluorescence at 771nm
Median Solar Induced Fluorescence at 771nm (by footprint, for adjusted and unadjusted values)
SIF_Median_771nm
/Offset/SIF_Median_771nm
1
0
-999
0
999999999
Signal Level Radiances Histogram 757 nm
Signal level histogram for 757 nm radiances
signal_histogram_757nm
/Offset/signal_histogram_757nm
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
1.000000015e+30
Standard Deviation of Relative Solar Induced Fluorescence at 771nm
Standard deviation of relative Solar Induced Fluorescence at 771nm (by footprint, for adjusted and unadjusted values)
SIF_Relative_SDev_771nm
/Offset/SIF_Relative_SDev_771nm
6
1.000000000
0.000000000
-999.0000000
0.000000000
1.000000015e+30
Standard Deviation of Relative Solar Induced Fluorescence at 757nm
Standard deviation of relative Solar Induced Fluorescence at 757nm (by footprint, for adjusted and unadjusted values)
SIF_Relative_SDev_757nm
/Offset/SIF_Relative_SDev_757nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Mean Relative Solar Induced Fluorescence at 771nm
Mean relative Solar Induced Fluorescence at 771nm (by footprint, for adjusted and unadjusted values)
SIF_Relative_Mean_771nm
/Offset/SIF_Relative_Mean_771nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Median Relative Solar Induced Fluorescence at 771nm
Median relative Solar Induced Fluorescence at 771nm (by footprint, for adjusted and unadjusted values)
SIF_Relative_Median_771nm
/Offset/SIF_Relative_Median_771nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Mean Solar Induced Fluorescence at 771nm
Mean Solar Induced Fluorescence at 771nm (by footprint, for adjusted and unadjusted values)
SIF_Mean_771nm
/Offset/SIF_Mean_771nm
6
1.000000000
0.000000000
-8.999999984e+30
0.000000000
1.000000015e+30
Signal Level Radiance Histogram Bins
W/m^2/sr/µm
Radiance level offset histogram bins
signal_histogram_bins
/Offset/signal_histogram_bins
1
0
-999
0
999999999
Signal Level Radiances Histogram 771 nm
Signal level histogram for 771 nm radiances
signal_histogram_771nm
/Offset/signal_histogram_771nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Mean Solar Induced Fluorescence at 757nm
Mean Solar Induced Fluorescence at 757nm (by footprint, for adjusted and unadjusted values)
SIF_Mean_757nm
/Offset/SIF_Mean_757nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Median Relative Solar Induced Fluorescence at 757nm
Median relative Solar Induced Fluorescence at 757nm (by footprint, for adjusted and unadjusted values)
SIF_Relative_Median_757nm
/Offset/SIF_Relative_Median_757nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Median Solar Induced Fluorescence at 757nm
Median Solar Induced Fluorescence at 757nm (by footprint, for adjusted and unadjusted values)
SIF_Median_757nm
/Offset/SIF_Median_757nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Mean Relative Solar Induced Fluorescence at 757nm
Mean relative Solar Induced Fluorescence at 757nm (by footprint, for adjusted and unadjusted values)
SIF_Relative_Mean_757nm
/Offset/SIF_Relative_Mean_757nm
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Daily Corrected Solar Induced Fluorescence at 740 nm
W/m^2/sr/µm
Daily Corrected Solar induced chlorophyll fluorescence at 740 nm: Daily_SIF_740nm = SIF_740 * /Science/daily_correction_factor
Daily_SIF_740nm
/Daily_SIF_740nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Raw Solar Induced Fluorescence at 771 nm
W/m^2/sr/µm
Solar Induced Chlorophyll Fluorescence at 771nm, no offset adjustment
SIF_Unadjusted_771nm
/Science/SIF_Unadjusted_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
1-Sigma Uncertainty of Retrieved Solar Induced Fluorescence at 771 nm
W/m^2/sr/µm
One-Sigma Statistical Uncertainty in Solar Induced Chlorophyll Fluorescence at 771nm
SIF_Uncertainty_771nm
/Science/SIF_Uncertainty_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Raw Relative Solar Induced Fluorescence at 757 nm
Solar Induced Chlorophyll Fluorescence at 757nm in fractions of continuum level, no offset adjustment
SIF_Unadjusted_Relative_757nm
/Science/SIF_Unadjusted_Relative_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Relative Solar Induced Fluorescence at 771 nm
Offset-Adjusted Solar Induced Chlorophyll Fluorescence at 771nm in fractions of continuum level
SIF_Relative_771nm
/Science/SIF_Relative_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Solar Induced Fluorescence at 771 nm
W/m^2/sr/µm
Offset-Adjusted Solar Induced Chlorophyll Fluorescence at 771nm
SIF_771nm
/Science/SIF_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
1
0
-127
0
18
IGBP Index
One-Minute Land Ecosystem Classification Product is a global (static map) data set of the International Geosphere-Biosphere Programme (IGBP) classification scheme stored on an equal-angle rectangular grid at 1-minute resolution. See http://modis-atmos.gsfc.nasa.gov/ECOSYSTEM/
IGBP_index
/Science/IGBP_index
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Solar Induced Fluorescence at 757 nm
W/m^2/sr/µm
Offset-Adjusted Solar Induced Chlorophyll Fluorescence at 757nm
SIF_757nm
/Science/SIF_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Continuum Level Radiance at 757 nm
W/m^2/sr/µm
Continuum Level Radiance at 757 nm
continuum_radiance_757nm
/Science/continuum_radiance_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-999.0000000
0.000000000
100.0000000
Fractional Land Cover in Ground Footprint
per cent
Percentage of land surface type within the sounding
sounding_land_fraction
/Science/sounding_land_fraction
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Continuum Level Radiance at 771 nm
W/m^2/sr/µm
Continuum Level Radiance at 771 nm
continuum_radiance_771nm
/Science/continuum_radiance_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Raw Solar Induced Fluorescence at 757 nm
W/m^2/sr/µm
Solar Induced Chlorophyll Fluorescence at 757nm, no offset adjustment
SIF_Unadjusted_757nm
/Science/SIF_Unadjusted_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Relative Solar Induced Fluorescence at 757 nm
Offset-Adjusted Solar Induced Chlorophyll Fluorescence at 757nm in fractions of continuum level
SIF_Relative_757nm
/Science/SIF_Relative_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Raw Relative Solar Induced Fluorescence at 771 nm
Solar induced chlorophyll fluorescence at 771nm in fractions of continuum level, no offset adjustment
SIF_Unadjusted_Relative_771nm
/Science/SIF_Unadjusted_Relative_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
1
0
-127
0
1
Sounding Quality Flag
Sounding Quality Flag: 0 = good, 1 = bad
sounding_qual_flag
/Science/sounding_qual_flag
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
1-Sigma Uncertainty of Retrieved Solar Induced Fluorescence at 757 nm
W/m^2/sr/µm
One-Sigma Statistical Uncertainty in Solar Induced Chlorophyll Fluorescence at 757nm
SIF_Uncertainty_757nm
/Science/SIF_Uncertainty_757nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Daily Correction Factor
Correction factor to estimate daily average SIF from instantaenous SIF (using pure geometric incoming light scaling)
daily_correction_factor
/Science/daily_correction_factor
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Daily Corrected Solar Induced Fluorescence at 771 nm
W/m^2/sr/µm
Daily Corrected Solar induced chlorophyll fluorescence at 771 nm: Daily_SIF_771nm = /Science/sif_771nm * /Science/daily_correction_factor
Daily_SIF_771nm
/Daily_SIF_771nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
Names of SAM/Target Sequences
Names of special sequences (OCO-3: SAM&Target, OCO-2: Target only), in the order of their observation; multiple entries of the same sequence are possible
SequencesName
/Sequences/SequencesName
ID of SAM/Target Sequences
IDs of special sequences (OCO-3 only, unavailable for OCO-2), in the order of their observation; multiple entries of the same sequence are possible
SequencesId
/Sequences/SequencesId
Type of Observation Sequence
Type of SAM/Target sequence observation: TG = Target, AM = Snapshot Area Mode (SAM; OCO-3 only)
SequencesMode
/Sequences/SequencesMode
1
0
-127
0
9999
Index of Sequence Observation
Index entry for current sounding in SequenceNames list; zero-based; -1 == no sequence
SequencesIndex
/Sequences/SequencesIndex
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
1
0
-127
0
127
Index of Segment in Sequence Observation
Index of segment in sequences for current sounding; zero-based; -1 == no segment
SegmentsIndex
/Sequences/SegmentsIndex
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-90.00000000
90.00000000
Center Latitude
latitude
degrees_north
Center latitude of the measurement
Latitude
/Latitude
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
360.0000000
Solar Azimuth Angle
degrees
Azimuth angle between the solar direction as defined by the sounding location, and the sounding local north
SAz
/SAz
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
1
0
-127
-1
2
Quality Control Flag
SIF Lite Quality Flag: 0 = best (passes quality control + cloud fraction = 0.0); 1 = good (passes quality control); 2 = bad (failed quality control); -1 = not investigated
Quality_Flag
/Quality_Flag
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
2
1.0000000000000000
0.0000000000000000
-999.00000000000000
0.0000000000000000
1.0000000000000000e+30
Time
time
Timestamp (seconds since 1 January 1990)
Delta_Time
/Delta_Time
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
90.00000000
Viewing Zenith Angle
degrees
Sensor zenith angle is the angle between the line of sight to the sensor and the local vertical
VZA
/VZA
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
Collection Label
The Collection Label of the Build, including the software version that created this product
CollectionLabel
/Metadata/CollectionLabel
1
0
-999
0
99999
Orbit Indentifier
Orbit Identifier: Start Orbit Number (OCO-2) or Start Solar Day (OCO-3) of observation
OrbitId
/Metadata/OrbitId
1
0
-127
1
8
Detector Footprint Identifier
OCO-3 footprint identifier (1-8), identifying the 8 independent OCO-3 spatial samples per frame
FootprintId
/Metadata/FootprintId
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
Build ID
The ID of the Build, including the software version that created this product
BuildId
/Metadata/BuildId
1
0
-127
0
4
Instrument Measurement Mode
Instrument Measurement Mode, 0=Nadir, 1=Glint, 2=Target, 3=AreaMap, 4=Transition; users might consider to separate these for analysis
MeasurementMode
/Metadata/MeasurementMode
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-180.0000000
180.0000000
Footprint Longitude Vertices
degrees_east
Longitude corner coordinates of the sounding location
footprint_longitude_vertices
/Geolocation/footprint_longitude_vertices
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
360.0000000
Sensor Azimuth Angle
degrees
Azimuth angle between line of sight and local north
sensor_azimuth_angle
/Geolocation/sensor_azimuth_angle
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-90.00000000
90.00000000
Footprint Latitude Vertices
degrees_north
Latitude corner coordinates of the sounding location
footprint_latitude_vertices
/Geolocation/footprint_latitude_vertices
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
360.0000000
Solar Azimuth Angle
degrees
Azimuth angle between the solar direction as defined by the sounding location, and the soudning local north
solar_azimuth_angle
/Geolocation/solar_azimuth_angle
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
90.00000000
Solar Zenith Angle
degrees
Solar zenith angle is the angle between the line of sight to the sun and the local vertical
solar_zenith_angle
/Geolocation/solar_zenith_angle
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-180.0000000
180.0000000
Longitude
longitude
Center longitude of the measurement
longitude
/Geolocation/longitude
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-90.00000000
90.00000000
Latitude
latitude
degrees_north
Center latitude of the measurement
latitude
/Geolocation/latitude
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
90.00000000
Sensor Zenith Angle
degrees
Sensor zenith angle is the angle between the line of sight to the sensor and the local vertical
sensor_zenith_angle
/Geolocation/sensor_zenith_angle
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-1000.000000
10000.00000
Surface Altitude
m
Surface altitude of observed footprint
altitude
/Geolocation/altitude
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
2
1.0000000000000000
0.0000000000000000
-999.00000000000000
0.0000000000000000
1.0000000000000000e+30
TAI93 Time
time
seconds since 1993-01-01 00:00:00 UTC
Timestamp (seconds since 1 January 1993)
time_tai93
/Geolocation/time_tai93
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
0.000000000
360.0000000
Viewing Azimuth Angle
degrees
Azimuth angle between line of sight and local north
VAz
/VAz
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
6
1.000000000
0.000000000
-8.999999984e+30
-1.000000015e+30
1.000000015e+30
Estimated 1-Sigma Uncertainty of Solar Induced Fluorescence at 740 nm
W/m^2/sr/µm
Uncertainty computed from continuum level radiance at 740 nm: SIF_Uncertainty_740 = 0.75 * ( (/Science/sif_757nm)^2 + (1.5*/Science/sif_771nm)^2 )^(1/2)
SIF_Uncertainty_740nm
/SIF_Uncertainty_740nm
Geolocation_latitude Geolocation_longitude Geolocation_time_tai93
4
1.000000000
0.000000000
-8.999999984e+30
-90.00000000
90.00000000
Corner Latitude
degrees_north
Corner latitude of the measurement
Latitude_Corners
/Latitude_Corners
4
1.000000000
0.000000000
-8.999999984e+30
-180.0000000
180.0000000
Corner Longitude
degrees_east
Corner longitude of the measurement
Longitude_Corners
/Longitude_Corners