The Mars Lidar Simulation Model (MLSM)

Model Outputs


Model Line of Sight (LOS) outputs consist of averages and standard deviations of variables related to the DWL measurements accumulated in the user defined grid volume.  The MLSM LOS output files are in ASCII format.

 average of the along track input wind components (m/s) 

 average of the cross track input wind components (m/s) 

 average of the velocity input wind components (m/s) 

 average of the sub-grid scale uncertainty for the cross track component (m/s) 

 average of the sub-grid scale uncertainty for the along track component (m/s) 

 average of the sub-grid scale uncertainty for the vertical velocity component (m/s) 

 average of the forward model LOS wind (m/s) 

 signal weighted average of the platform latitude (deg) 

 signal weighted average of the platform longitude (deg) 

 signal weighted average of the platform heading (deg) 

 signal weighted average of the platform altitude (km) 

 signal weighted average of the sequential time (s) 

 signal weighted average of the azimuth scan angle (deg) 

 signal weighted average of the nadir scan angle (deg) 

 signal weighted average of the elevation angle (deg) 

 signal weighted average of the latitude (deg) 

 signal weighted average of the longitude (deg) 

 signal weighted average of the height assignment (km) 

 signal weighted average of the Range (km) 

 number of estimates in grid volume 

 number of estimates above user set thresh hold in grid volume 

 average of the backscatter (m-1 sr-1) 

 standard deviation of the backscatter (m-1 sr-1) 

 average of the attenuation (km-1) 

 standard deviation of the attenuation (km-1) 

 average of the transmission  

 standard deviation of the transmission  

 average of the SNRw (coherent) or sum of the dark noise (direct detection) 

 standard deviation of the SNRw 

 average of the effective SNRw (coherent) or sum of the photons (direct detection) 

 source medium indicator 

 shot passed indicator (0-no 1-yes) 

 shot failed indicator (0-no 1-yes)

 shot false alarm indicator (0-no 1-yes) 

 along the LOS uncertainty  (m/s) 

 target volume error (instant LOS uncertainty) (m/s) 

 DWL LOS wind velocity (m/s) 

 forward LOS wind minus the DWL LOS wind (m/s) 

ABL height (km)

Model CO2 density file (CO2) outputs consist of averages and standard deviations of variables related to the measurements accumulated in the user defined grid volume.  The MLSM CO2 output files are in ASCII format.

 signal weighted average of the platform latitude (deg) 

 signal weighted average of the platform longitude (deg) 

 signal weighted average of the platform heading (deg) 

 signal weighted average of the platform altitude (km) 

 signal weighted average of the sequential time (s) 

 signal weighted average of the azimuth scan angle (deg) 

 signal weighted average of the nadir scan angle (deg) 

 signal weighted average of the elevation angle (deg) 

 signal weighted average of the latitude (deg) 

 signal weighted average of the longitude (deg) 

 signal weighted average of the height assignment (km) 

signal weighted average of the temperature for the Off Channel 
signal weighted average of the density for the Off Channel

 average of the backscatter (m-1 sr-1)  for the Off Channel 

average of the Attenuation (km-1) for the Off Channel 
average of the Transmission for the Off Channel 
SNRw (DB) for the Off Channel 
SNRw effective (DB) for the Off Channel
SNRw for the Off Channel 
SNRw effective for the Off Channel 
signal weighted average of the temperature for the On Channel 
signal weighted average of the density for the On Channel 
average of the backscatter (m-1 sr-1)  for the On Channel 
average of the Attenuation (km-1) for the On Channel 
average of the Transmission for the On Channel 
SNRw (DB) for the On Channel 
SNRw effective (DB) for the On Channel 
SNRw for the On Channel
SNRw effective for the On Channel 
Phi
Percent Error in calculating CO2 Concentration due to Uncertainty in the Absorption Line due toUncertainty in Temperature, Density and Wavelength
omega
 Simulated CO2 Density Difference from Standard Atmosphere CO2

ABL height (km)

 signal weighted average of the platform latitude (deg) 

 signal weighted average of the platform longitude (deg) 

 signal weighted average of the height assignment (km) 

number of estimates for the Off Channel
number of estimates for the On Channel

Simpson Weather Associates, Inc.


Last Updated: 02/07/2007