optics

 PI:         William Broenkow
 dataset:    Vertical profiles of PAR, upwelled irradiance w/CTD data from Moss Landing 
 project:    North Atlantic Bloom Experiment  
 ship:       Endeavor
 cruise:     198


 Parameter      Description                            Units

 sta            station
 cast           CTD cast number from event log
 event          event number from event log 
 lat            latitude from event log                decimal degrees
 lon            longitude from event log               decimal degrees
 par_ei_norm    Mean incident Ei PAR                   uMole/m^2/sec 
 depth_cast     nominal maximum depth of cast          meters
 time1          Mean Time GMT                          decimal hrs 
 time_span1     Time Span                              min
 repl_1         Replicates per depth
 sal            Mean Salinity                          dimensionless 
 temp1          Mean Temperature                       degrees C
 press1         Mean Pressure                          decibars
 o2             Mean Oxygen                            ml/l
 beam           Mean Beam Attenuation 490 nm           1/m
 fluor          Mean Rescaled Fluorescence 680 nm
 time2          Mean Time GMT                          decimal hrs
 time_span2     Time Span                              minutes
 repl_2         Replicates per depth
 lu_450         Mean Upwelled Radiance Lu 450 nm       uW/cm^2/sr
 lu_500         Mean Upwelled Radiance Lu 500 nm       uW/cm^2/sr 
 par_eo         Mean PAR Spherical Irradiance Eo       uMole/m^2/sec
 par_ei         Mean Incidence Irradiance Ei           uMole/m^2/sec
 temp2          Mean Temperature                       degrees C
 press2         Mean Pressure                          decibars
 lu_450_pc      percent Upwelled Radiance Lu 450 nm    percent
 lu_500_pc      percent Upwelled Radiance Lu (500 nm)  percent
 par_eo_pc      percent PAR Spherical Irradiance Eo    percent
 
 nd indicates no data