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
2021-11-18T22:24:51Z
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)
2019-09-05T00:37:24.004032Z
2019-09-05T23:57:10.589698Z
2019-248T00:37:24.004032Z
2019-248T23:57:10.589698Z
Ops_B10305_r02
B10.3.01
oco3_L2MetSC_01904b_190903_B10305r_211026091010.h5,oco3_L2IDPSC_01904b_190903_B10305r_211026104828.h5,oco3_L2ABPSC_01904b_190903_B10305r_211026190328.h5,oco3_L2MetSC_01905a_190904_B10305r_211026090824.h5,oco3_L2IDPSC_01905a_190904_B10305r_211026124648.h5,oco3_L2ABPSC_01905a_190904_B10305r_211026190457.h5,oco3_L2MetSC_01906a_190904_B10305r_211026074953.h5,oco3_L2IDPSC_01906a_190904_B10305r_211026121132.h5,oco3_L2ABPSC_01906a_190904_B10305r_211026190458.h5,oco3_L2MetSC_01907a_190904_B10305r_211026083809.h5,oco3_L2IDPSC_01907a_190904_B10305r_211026122704.h5,oco3_L2ABPSC_01907a_190904_B10305r_211026190558.h5,oco3_L2MetSC_01908a_190904_B10305r_211026090644.h5,oco3_L2IDPSC_01908a_190904_B10305r_211026122814.h5,oco3_L2ABPSC_01908a_190904_B10305r_211026190806.h5,oco3_L2MetSC_01909a_190904_B10305r_211026090400.h5,oco3_L2IDPSC_01909a_190904_B10305r_211026124737.h5,oco3_L2ABPSC_01909a_190904_B10305r_211026190842.h5,oco3_L2MetSC_01910a_190904_B10305r_211026090741.h5,oco3_L2IDPSC_01910a_190904_B10305r_211026122921.h5,oco3_L2ABPSC_01910a_190904_B10305r_211026190926.h5,oco3_L2MetSC_01911a_190904_B10305r_211026092108.h5,oco3_L2IDPSC_01911a_190904_B10305r_211026123115.h5,oco3_L2ABPSC_01911a_190904_B10305r_211026191037.h5,oco3_L2MetSC_01912a_190904_B10305r_211026092025.h5,oco3_L2IDPSC_01912a_190904_B10305r_211026122921.h5,oco3_L2ABPSC_01912a_190904_B10305r_211026191326.h5,oco3_L2MetSC_01913a_190904_B10305r_211026083658.h5,oco3_L2IDPSC_01913a_190904_B10305r_211026122938.h5,oco3_L2ABPSC_01913a_190904_B10305r_211026192209.h5,oco3_L2MetSC_01914a_190904_B10305r_211026092617.h5,oco3_L2IDPSC_01914a_190904_B10305r_211026125156.h5,oco3_L2ABPSC_01914a_190904_B10305r_211026193158.h5,oco3_L2MetSC_01915a_190904_B10305r_211026090034.h5,oco3_L2IDPSC_01915a_190904_B10305r_211026122938.h5,oco3_L2ABPSC_01915a_190904_B10305r_211026194007.h5,oco3_L2MetSC_01916a_190904_B10305r_211026092604.h5,oco3_L2IDPSC_01916a_190904_B10305r_211026123001.h5,oco3_L2ABPSC_01916a_190904_B10305r_211026194105.h5,oco3_L2MetSC_01917a_190904_B10305r_211026084221.h5,oco3_L2IDPSC_01917a_190904_B10305r_211026123116.h5,oco3_L2ABPSC_01917a_190904_B10305r_211026195214.h5,oco3_L2MetSC_01918a_190904_B10305r_211026091452.h5,oco3_L2IDPSC_01918a_190904_B10305r_211026123127.h5,oco3_L2ABPSC_01918a_190904_B10305r_211026200201.h5,oco3_L2MetSC_01919a_190904_B10305r_211026084318.h5,oco3_L2IDPSC_01919a_190904_B10305r_211026130010.h5,oco3_L2ABPSC_01919a_190904_B10305r_211026200308.h5,oco3_L2MetSC_01920a_190905_B10305r_211026084932.h5,oco3_L2IDPSC_01920a_190905_B10305r_211026123142.h5,oco3_L2ABPSC_01920a_190905_B10305r_211026200329.h5,oco3_L2MetSC_01921a_190905_B10305r_211026084448.h5,oco3_L2IDPSC_01921a_190905_B10305r_211026130027.h5,oco3_L2ABPSC_01921a_190905_B10305r_211026200505.h5,oco3_L2MetSC_01922a_190905_B10305r_211026091422.h5,oco3_L2IDPSC_01922a_190905_B10305r_211026124738.h5,oco3_L2ABPSC_01922a_190905_B10305r_211026200652.h5,oco3_L2MetSC_01923a_190905_B10305r_211026092012.h5,oco3_L2IDPSC_01923a_190905_B10305r_211026124946.h5,oco3_L2ABPSC_01923a_190905_B10305r_211026200848.h5,oco3_L2MetSC_01924a_190905_B10305r_211026092004.h5,oco3_L2IDPSC_01924a_190905_B10305r_211026130117.h5,oco3_L2ABPSC_01924a_190905_B10305r_211026200952.h5,oco3_L2MetSC_01925a_190905_B10305r_211026083118.h5,oco3_L2IDPSC_01925a_190905_B10305r_211026130129.h5,oco3_L2ABPSC_01925a_190905_B10305r_211026201531.h5,oco3_L2MetSC_01926a_190905_B10305r_211026091352.h5,oco3_L2IDPSC_01926a_190905_B10305r_211026130212.h5,oco3_L2ABPSC_01926a_190905_B10305r_211026201904.h5,oco3_L2MetSC_01927a_190905_B10305r_211026091332.h5,oco3_L2IDPSC_01927a_190905_B10305r_211026131811.h5,oco3_L2ABPSC_01927a_190905_B10305r_211026202002.h5,oco3_L2MetSC_01928a_190905_B10305r_211026093249.h5,oco3_L2IDPSC_01928a_190905_B10305r_211026131811.h5,oco3_L2ABPSC_01928a_190905_B10305r_211026202048.h5,oco3_L2MetSC_01929a_190905_B10305r_211026082358.h5,oco3_L2IDPSC_01929a_190905_B10305r_211026131952.h5,oco3_L2ABPSC_01929a_190905_B10305r_211026202133.h5,oco3_L2MetSC_01930a_190905_B10305r_211026093216.h5,oco3_L2IDPSC_01930a_190905_B10305r_211026132006.h5,oco3_L2ABPSC_01930a_190905_B10305r_211026202212.h5,oco3_L2MetSC_01931a_190905_B10305r_211026072154.h5,oco3_L2IDPSC_01931a_190905_B10305r_211026132108.h5,oco3_L2ABPSC_01931a_190905_B10305r_211026202305.h5,oco3_L2MetSC_01932a_190905_B10305r_211026072053.h5,oco3_L2IDPSC_01932a_190905_B10305r_211026132147.h5,oco3_L2ABPSC_01932a_190905_B10305r_211026202341.h5,oco3_L2MetSC_01933a_190905_B10305r_211026084843.h5,oco3_L2IDPSC_01933a_190905_B10305r_211026132331.h5,oco3_L2ABPSC_01933a_190905_B10305r_211026202534.h5,oco3_L2MetSC_01934a_190905_B10305r_211026092637.h5,oco3_L2IDPSC_01934a_190905_B10305r_211026132331.h5,oco3_L2ABPSC_01934a_190905_B10305r_211026202604.h5,oco3_L2MetSC_01935a_190905_B10305r_211026074059.h5,oco3_L2IDPSC_01935a_190905_B10305r_211026093628.h5,oco3_L2ABPSC_01935a_190905_B10305r_211026202733.h5,oco3_L2MetSC_01936a_190906_B10305r_211026075022.h5,oco3_L2IDPSC_01936a_190906_B10305r_211026132415.h5,oco3_L2ABPSC_01936a_190906_B10305r_211026202743.h5,oco3_L2MetSC_01937a_190906_B10305r_211026092720.h5,oco3_L2IDPSC_01937a_190906_B10305r_211026132420.h5,oco3_L2ABPSC_01937a_190906_B10305r_211026202840.h5,oco3_L2MetSC_01938a_190906_B10305r_211026093409.h5,oco3_L2IDPSC_01938a_190906_B10305r_211026132506.h5,oco3_L2ABPSC_01938a_190906_B10305r_211026202913.h5,oco3_L2MetSC_01939a_190906_B10305r_211026093838.h5,oco3_L2IDPSC_01939a_190906_B10305r_211026132545.h5,oco3_L2ABPSC_01939a_190906_B10305r_211026202938.h5,oco3_L2MetSC_01940a_190906_B10305r_211026093826.h5,oco3_L2IDPSC_01940a_190906_B10305r_211026132617.h5,oco3_L2ABPSC_01940a_190906_B10305r_211026203003.h5,oco3_L2MetSC_01941a_190906_B10305r_211026093210.h5,oco3_L2IDPSC_01941a_190906_B10305r_211026132823.h5,oco3_L2ABPSC_01941a_190906_B10305r_211026203048.h5,oco3_L2MetSC_01942a_190906_B10305r_211026093919.h5,oco3_L2IDPSC_01942a_190906_B10305r_211026133206.h5,oco3_L2ABPSC_01942a_190906_B10305r_211026203439.h5,oco3_L2MetSC_01943a_190906_B10305r_211026094421.h5,oco3_L2IDPSC_01943a_190906_B10305r_211026133243.h5,oco3_L2ABPSC_01943a_190906_B10305r_211026203535.h5,oco3_L2MetSC_01944a_190906_B10305r_211026082359.h5,oco3_L2IDPSC_01944a_190906_B10305r_211026133250.h5,oco3_L2ABPSC_01944a_190906_B10305r_211026203910.h5,oco3_L2MetSC_01945a_190906_B10305r_211026094020.h5,oco3_L2IDPSC_01945a_190906_B10305r_211026133254.h5,oco3_L2ABPSC_01945a_190906_B10305r_211026203954.h5,oco3_L2MetSC_01946a_190906_B10305r_211026094526.h5,oco3_L2IDPSC_01946a_190906_B10305r_211026133457.h5,oco3_L2ABPSC_01946a_190906_B10305r_211026204238.h5,oco3_L2MetSC_01949a_190906_B10305r_211026094528.h5,oco3_L2IDPSC_01949a_190906_B10305r_211026133557.h5,oco3_L2ABPSC_01949a_190906_B10305r_211026204417.h5,oco3_L2MetSC_01950a_190906_B10305r_211026083605.h5,oco3_L2IDPSC_01950a_190906_B10305r_211026133643.h5,oco3_L2ABPSC_01950a_190906_B10305r_211026205053.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
sequences_dim
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