遥感图像MEL文件解读

小伙伴们用记事本打开下载后的遥感图像中的MEL文件

我这个是landset5的TM影像的MEL文件

GROUP = L1_METADATA_FILE ;
GROUP = METADATA_FILE_INFO;meta 数
ORIGIN = "Image courtesy of the U.S. Geological Survey" ;美国地质调查局提供的图片
REQUEST_ID = "0301006174765_00001"
PRODUCT_CREATION_TIME = 2010-06-24T12:37:40Z ;产品发布时间
STATION_ID = "EDC"
LANDSAT5_XBAND = "1"
GROUND_STATION = "IKR"
LPS_PROCESSOR_NUMBER = 0
DATEHOUR_CONTACT_PERIOD = "0926502"
SUBINTERVAL_NUMBER = "01"
END_GROUP = METADATA_FILE_INFO
GROUP = PRODUCT_METADATA
PRODUCT_TYPE = "L1T"
ELEVATION_SOURCE = "GLS2000"
PROCESSING_SOFTWARE = "LPGS_11.1.0"
EPHEMERIS_TYPE = "DEFINITIVE"
SPACECRAFT_ID = "Landsat5"
SENSOR_ID = "TM" ; 传感器类型
SENSOR_MODE = "BUMPER";
ACQUISITION_DATE = 2009-09-22; 成像日期
SCENE_CENTER_SCAN_TIME = 02:43:22.2040500Z
WRS_PATH = 123 轨道号
STARTING_ROW = 32 开始行号
ENDING_ROW = 32 结束行号
BAND_COMBINATION = "1234567";波段
PRODUCT_UL_CORNER_LAT = 41.2836004 成像四角的经纬度
PRODUCT_UL_CORNER_LON = 115.2601261
PRODUCT_UR_CORNER_LAT = 41.2901007
PRODUCT_UR_CORNER_LON = 118.2372726
PRODUCT_LL_CORNER_LAT = 39.3222493
PRODUCT_LL_CORNER_LON = 115.3097465
PRODUCT_LR_CORNER_LAT = 39.3283165
PRODUCT_LR_CORNER_LON = 118.2019759
PRODUCT_UL_CORNER_MAPX = 354300.000 四个角的直角坐标
PRODUCT_UL_CORNER_MAPY = 4571700.000
PRODUCT_UR_CORNER_MAPX = 603600.000
PRODUCT_UR_CORNER_MAPY = 4571700.000
PRODUCT_LL_CORNER_MAPX = 354300.000
PRODUCT_LL_CORNER_MAPY = 4353900.000
PRODUCT_LR_CORNER_MAPX = 603600.000
PRODUCT_LR_CORNER_MAPY = 4353900.000
PRODUCT_SAMPLES_REF = 8311 近红外图像的列数
PRODUCT_LINES_REF = 7261 近红外图像的行数
PRODUCT_SAMPLES_THM = 8311 热红外图像的列数
PRODUCT_LINES_THM = 7261 热红外图像的行数
BAND1_FILE_NAME = "L5123032_03220090922_B10.TIF" 波段名
BAND2_FILE_NAME = "L5123032_03220090922_B20.TIF"
BAND3_FILE_NAME = "L5123032_03220090922_B30.TIF"
BAND4_FILE_NAME = "L5123032_03220090922_B40.TIF"
BAND5_FILE_NAME = "L5123032_03220090922_B50.TIF"
BAND6_FILE_NAME = "L5123032_03220090922_B60.TIF"
BAND7_FILE_NAME = "L5123032_03220090922_B70.TIF"
GCP_FILE_NAME = "L5123032_03220090922_GCP.txt"
METADATA_L1_FILE_NAME = "L5123032_03220090922_MTL.txt"
CPF_FILE_NAME = "L5CPF20090701_20090930_11"
END_GROUP = PRODUCT_METADATA
GROUP = MIN_MAX_RADIANCE 各个波段的最大最小辐射亮度值
LMAX_BAND1 = 193.000
LMIN_BAND1 = -1.520
LMAX_BAND2 = 365.000
LMIN_BAND2 = -2.840
LMAX_BAND3 = 264.000
LMIN_BAND3 = -1.170
LMAX_BAND4 = 221.000
LMIN_BAND4 = -1.510
LMAX_BAND5 = 30.200
LMIN_BAND5 = -0.370
LMAX_BAND6 = 15.303
LMIN_BAND6 = 1.238
LMAX_BAND7 = 16.500
LMIN_BAND7 = -0.150
END_GROUP = MIN_MAX_RADIANCE
GROUP = MIN_MAX_PIXEL_VALUE 各个波段最大最小的灰度值
QCALMAX_BAND1 = 255.0
QCALMIN_BAND1 = 1.0
QCALMAX_BAND2 = 255.0
QCALMIN_BAND2 = 1.0
QCALMAX_BAND3 = 255.0
QCALMIN_BAND3 = 1.0
QCALMAX_BAND4 = 255.0
QCALMIN_BAND4 = 1.0
QCALMAX_BAND5 = 255.0
QCALMIN_BAND5 = 1.0
QCALMAX_BAND6 = 255.0
QCALMIN_BAND6 = 1.0
QCALMAX_BAND7 = 255.0
QCALMIN_BAND7 = 1.0
END_GROUP = MIN_MAX_PIXEL_VALUE
GROUP = PRODUCT_PARAMETERS
CORRECTION_METHOD_GAIN_BAND1 = "CPF"
CORRECTION_METHOD_GAIN_BAND2 = "CPF"
CORRECTION_METHOD_GAIN_BAND3 = "CPF"
CORRECTION_METHOD_GAIN_BAND4 = "CPF"
CORRECTION_METHOD_GAIN_BAND5 = "CPF"
CORRECTION_METHOD_GAIN_BAND6 = "IC"
CORRECTION_METHOD_GAIN_BAND7 = "CPF"
CORRECTION_METHOD_BIAS = "IC"
SUN_AZIMUTH = 149.6001755 成像时太阳方位角
SUN_ELEVATION = 45.7838757 成像时太阳高度角
OUTPUT_FORMAT = "GEOTIFF" 文件保存格式
END_GROUP = PRODUCT_PARAMETERS
GROUP = CORRECTIONS_APPLIED
STRIPING_BAND1 = "NONE"
STRIPING_BAND2 = "NONE"
STRIPING_BAND3 = "NONE"
STRIPING_BAND4 = "NONE"
STRIPING_BAND5 = "NONE"
STRIPING_BAND6 = "NONE"
STRIPING_BAND7 = "NONE"
BANDING = "N"
COHERENT_NOISE = "N"
MEMORY_EFFECT = "Y"
SCAN_CORRELATED_SHIFT = "Y"
INOPERABLE_DETECTORS = "N"
DROPPED_LINES = "N"
END_GROUP = CORRECTIONS_APPLIED
GROUP = PROJECTION_PARAMETERS 投影参数
REFERENCE_DATUM = "WGS84" 参考基准面
REFERENCE_ELLIPSOID = "WGS84" 参考椭球
GRID_CELL_SIZE_THM = 30.000 热红外波段图像尺寸
GRID_CELL_SIZE_REF = 30.000 反射波段图像尺寸
ORIENTATION = "NUP"
RESAMPLING_OPTION = "CC"
MAP_PROJECTION = "UTM" 地图投影UTM
END_GROUP = PROJECTION_PARAMETERS
GROUP = UTM_PARAMETERS
ZONE_NUMBER = 50 分区号
END_GROUP = UTM_PARAMETERS
END_GROUP = L1_METADATA_FILE
END

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