PDS_VERSION_ID        = PDS3
LABEL_REVISION_NOTE   = "2009-07-01, Initial"
RECORD_TYPE           = STREAM

OBJECT                = TEXT
   PUBLICATION_DATE     = 2010-06-30
   NOTE                 = "Description of contents of EXTRAS directory"
END_OBJECT            = TEXT
END

The EXTRAS directory contains documentation regarding the M3 instrument
detector temperature for each M3 image acquisition as well as a brief
description of each optical imaging period.

M3MYYYYMMDD_LABFF.IMG:
Laboratory based flat field image.

M3MYYYYMMDD_LABFF.HDR:
ENVI header associated with the Laboratory based flat field image.

M3MYYYYMMDDHHMMSS_FF.IMG:
Image-based flat field image with cross-track low frequency preserved.

M3MYYYYMMDDHHMMSS_FF.HDR:
ENVI header associated with the image-based flat field image.

M3MYYYYMMDDHHMMSS_BDE.IMG:
Bad detector elements map.

M3MYYYYMMDDHHMMSS_BDE.HDR:
ENVI header associated with the bad detector elements map. 

LunConstantsModels_2005_jpl_d32296.pdf:
Lunar Constants and Models Document.

LunCoordWhitePaper-10-08.pdf:
A Standardized Lunar Coordinate System for the Lunar Reconnaissance Orbiter
and Lunar Datasets.

/LOGS subdirectory:
Subdirectory of EXTRAS containing data lost to poor compression 
or complete packet loss are noted in the M3MYYYYMMDDHHMMSS_L0_VNN.LOG files.

/BROWSE subdirectory:
Subdirectory of EXTRAS containing a single-band albedo JPEG image 
(M3MYYYYMMDDHHMMSS_VNN_QL_BNNN.JPG) and a single-band thermal JPEG image 
(M3MYYYYMMDDHHMMSS_VNN_QL_BNNN.JPG) for each M3 radiance image cube.