Data products for April 12, 2012

---

NOTE: This is the third science flight from Keflavik. Target was Northwest Greenland.

Support Data
View	Filename	Type	Descriptions and Comments
	map_12648_12apr12.gif	GIF	Map showing flight track for this day
Images and Data
View	Filename	Type	Descriptions and Comments
	imgsum_12648_12apr12_355.gif	GIF	Flight summary image showing whole flight for 355 nm
	imgsum_12648_12apr12_532.gif	GIF	Flight summary image showing whole flight for 532 nm
	imgsum_12648_12apr12_1064.gif	GIF	Flight summary image showing whole flight for 1064 nm
	imgsum_12648_12apr12_depol.gif	GIF	Flight summary image showing whole flight for depolarization
The following are 30 minute images showing 355, 532, and 1064 backscatter signals plus depolarizaton ratio for 1064:
	imgseg01_12648_12apr12.gif	GIF	Start time = 10:45:56 End time = 11:15:55
	imgseg02_12648_12apr12.gif	GIF	Start time = 11:15:56 End time = 11:45:55
	imgseg03_12648_12apr12.gif	GIF	Start time = 11:45:56 End time = 12:15:55
	imgseg04_12648_12apr12.gif	GIF	Start time = 12:15:56 End time = 12:45:55
	imgseg05_12648_12apr12.gif	GIF	Start time = 12:45:56 End time = 13:15:55
	imgseg06_12648_12apr12.gif	GIF	Start time = 13:15:56 End time = 13:45:55
	imgseg07_12648_12apr12.gif	GIF	Start time = 13:45:56 End time = 14:15:55
	imgseg08_12648_12apr12.gif	GIF	Start time = 14:15:56 End time = 14:45:55
	imgseg09_12648_12apr12.gif	GIF	Start time = 14:45:56 End time = 15:15:55
	imgseg10_12648_12apr12.gif	GIF	Start time = 15:15:56 End time = 15:45:55
	imgseg11_12648_12apr12.gif	GIF	Start time = 15:45:56 End time = 16:15:55
	imgseg12_12648_12apr12.gif	GIF	Start time = 16:15:56 End time = 16:46:11
	imgseg13_12648_12apr12.gif	GIF	Start time = 16:46:12 End time = 17:19:31
The following images and files are for the entire flight:
	layers_12648_12apr12.txt	TEXT	Layer boundary file showing type and location of all atmospheric layers sensed
	cipbl_12648_12apr12.txt	TEXT	Quick optical file showing optical depth and extinction-to-backscatter ratio calculations for a pre-defined cirrus zone and the cloud-cleared Planetary Boundary Layer for 355, 532, and 1064 nm.
	CIPBL_readme.txt	TEXT	Text file describing how to interpret and use the quick optical file.
	ciod_12648_12apr12.gif	GIF	Optical Depth Plots (Cirrus), from the Quick Optical File
	pblod_12648_12apr12.gif	GIF	Optical Depth Plots (PBL), from the Quick Optical File
The following are 30 minute images showing extinction and total optical depth:
	EXTSEG01_12648_12apr12.gif	GIF	Start time = 10:45:56 End time = 11:15:55
	EXTSEG02_12648_12apr12.gif	GIF	Start time = 11:15:55 End time = 11:45:55
	EXTSEG03_12648_12apr12.gif	GIF	Start time = 11:45:56 End time = 12:15:54
	EXTSEG04_12648_12apr12.gif	GIF	Start time = 12:15:56 End time = 12:45:55
	EXTSEG05_12648_12apr12.gif	GIF	Start time = 12:45:55 End time = 13:15:55
	EXTSEG06_12648_12apr12.gif	GIF	Start time = 13:15:56 End time = 13:45:54
	EXTSEG07_12648_12apr12.gif	GIF	Start time = 13:45:56 End time = 14:15:55
	EXTSEG08_12648_12apr12.gif	GIF	Start time = 14:15:55 End time = 14:45:55
	EXTSEG09_12648_12apr12.gif	GIF	Start time = 14:45:56 End time = 15:15:54
	EXTSEG10_12648_12apr12.gif	GIF	Start time = 15:15:56 End time = 15:45:55
	EXTSEG11_12648_12apr12.gif	GIF	Start time = 15:45:55 End time = 16:15:55
	EXTSEG12_12648_12apr12.gif	GIF	Start time = 16:15:56 End time = 16:45:54
	EXTSEG13_12648_12apr12.gif	GIF	Start time = 16:45:56 End time = 17:15:55
	EXTSEG14_12648_12apr12.gif	GIF	Start time = 17:15:55 End time = 17:19:31
The following images are for the entire flight:
	cod_12648_12apr12.gif	GIF	Cloud Optical Depth Plot (three wavelength)
	aod_12648_12apr12.gif	GIF	Aerosol Optical Depth Plot (three wavelengths)
	tod_12648_12apr12.gif	GIF	Total Optical Depth Plot (three wavelength)

Large Binary Output Files
Filename	Type	Descriptions and Comments
NRB_12648_12apr12.xdr	XDR	NRB Binary Output containing Lidar profiles after instrument corrections but before calibrated backscatter
OP_12648_12apr12.xdr	XDR	Final Optical Binary Output containing optical properties of every layer sensed, including optical depth, extinction-to-backscatter ratio, and extinction profile for 355, 532, and 1064 nm.
cal_12648_12apr12.final	TEXT	Request calibration file. This file contains the instrument calibration coefficients used to generate attenuated backscatter data from the NRB binary data.
*Note* Binary output files are large (most files are 500MB). If you want the binary output files above, click on the filename to download.

---

Go Back