PDS_VERSION_ID = "PDS3" /*** GENERAL DATA DESCRIPTION PARAMETERS ***/ PRODUCT_VERSION_ID = "V2.0" DATA_SET_ID = "LRO-L-LOLA-4-GDR-V1.0" PRODUCT_ID = "SLDEM2015_512_30N_60N_225_270_FLOAT" INSTRUMENT_HOST_NAME = "LUNAR RECONNAISSANCE ORBITER" INSTRUMENT_NAME = "LUNAR ORBITER LASER ALTIMETER" INSTRUMENT_ID = "LOLA" MISSION_PHASE_NAME = {"COMMISSIONING","NOMINAL MISSION","SCIENCE MISSION","EXTENDED SCIENCE MISSION"} TARGET_NAME = MOON START_TIME = 2009-07-13T17:33:17 STOP_TIME = 2013-07-18T00:10:56 PRODUCT_CREATION_TIME = 2015-09-15T00:00:00 PRODUCER_ID = LRO_LOLA_TEAM PRODUCER_FULL_NAME = "DAVID E. SMITH" PRODUCER_INSTITUTION_NAME = "GODDARD SPACE FLIGHT CENTER" DESCRIPTION = "This data product is a rectangular subsection (tile) of a lunar digital elevation model (DEM) covering latitudes equatorward of +/- 60 degrees at a horizontal resolution of 512 pixels per degree (~60 meters at the equator). The DEM uses data acquired by the LOLA instrument through mission phase LRO_ES_09, which have been coregistered with Kaguya's SELENE terrain camera data. LOLA data have been geolocated using the gravity field GRGM900B derived using data from the GRAIL mission [ZUBERETAL2013,LEMOINEETAL2014]. The map is in the form of a binary table with one row for each 0.0019531250 degrees of latitude, pixel registered. Map values are relative to a radius of 1737.4 km. This label describes an IMG file in the form of a binary resampling to pixel registration. " OBJECT = UNCOMPRESSED_FILE FILE_NAME = "SLDEM2015_512_30N_60N_225_270_FLOAT.IMG" RECORD_TYPE = FIXED_LENGTH FILE_RECORDS = 15360 RECORD_BYTES = 92160 ^IMAGE = "SLDEM2015_512_30N_60N_225_270_FLOAT.IMG" OBJECT = IMAGE NAME = HEIGHT DESCRIPTION = "Each sample represents height relative to a reference radius (OFFSET) and is generated using LOLA data and Kaguya's SELENE Terrain Camera data as refined by the LOLA and TC teams, respectively." LINES = 15360 LINE_SAMPLES = 23040 MAXIMUM = 6.350 MINIMUM = -4.852 SAMPLE_TYPE = PC_REAL SAMPLE_BITS = 32 UNIT = KILOMETER SCALING_FACTOR = 1 OFFSET = 1737.4 /* Conversion from Digital Number to HEIGHT (elevation in kilometers) is: */ /* HEIGHT = (DN * SCALING_FACTOR). */ /* The conversion from Digital Number to PLANETARY_RADIUS in meters is: */ /* PLANETARY_RADIUS = (DN * SCALING_FACTOR) + OFFSET */ /* where OFFSET is the radius of a reference sphere. */ /* The planetopotential TOPOGRAPHY is PLANETARY_RADIUS - GEOID_RADIUS, */ /* where GEOID_RADIUS is derived from a gravitational equipotential model. */ /* By convention, the average GEOID_RADIUS at the equator is OFFSET. */ END_OBJECT = IMAGE END_OBJECT = UNCOMPRESSED_FILE OBJECT = IMAGE_MAP_PROJECTION ^DATA_SET_MAP_PROJECTION = "DSMAP.CAT" MAP_PROJECTION_TYPE = "SIMPLE CYLINDRICAL" MAP_RESOLUTION = 512 A_AXIS_RADIUS = 1737.4 B_AXIS_RADIUS = 1737.4 C_AXIS_RADIUS = 1737.4 FIRST_STANDARD_PARALLEL = 'N/A' SECOND_STANDARD_PARALLEL = 'N/A' POSITIVE_LONGITUDE_DIRECTION = "EAST" CENTER_LATITUDE = 0. CENTER_LONGITUDE = 180. REFERENCE_LATITUDE = 'N/A' REFERENCE_LONGITUDE = 'N/A' LINE_FIRST_PIXEL = 1 LINE_LAST_PIXEL = 15360 SAMPLE_FIRST_PIXEL = 1 SAMPLE_LAST_PIXEL = 23040 MAP_PROJECTION_ROTATION = 0.0 MAP_SCALE = 0.0592252938 MAXIMUM_LATITUDE = 60 MINIMUM_LATITUDE = 30 WESTERNMOST_LONGITUDE = 225 EASTERNMOST_LONGITUDE = 270 LINE_PROJECTION_OFFSET = 30719.5 SAMPLE_PROJECTION_OFFSET = -23040.5 COORDINATE_SYSTEM_TYPE = "BODY-FIXED ROTATING" COORDINATE_SYSTEM_NAME = "MEAN EARTH/POLAR AXIS OF DE421" END_OBJECT = IMAGE_MAP_PROJECTION END