OpenTopography LAS Registration and Processing Report

Dataset: High Resolution Topography over Gabilan Mesa, CA 2003

Short name: GabilanMesa
opentopoID: OTLAS.042020.26910.1
Report generated on 2024-04-23 by OpenTopography Data Registration Service

Point Inspection Summary

Total Area of Tiles (m2)2,040,526,756
Sum of Area of Convex Hulls as Determined by Scan (m2)135,211,856.78
Total Number of Bytes on Disk634,014,381
Total Number of Points as Reported in Headers203,565,449
Total Number of Points as Determined by Scan203,565,449
Mean Point Density as Reported in Headers (points/m2)0.10
Mean Point Density as Determined by Scan (points/m2)1.51
File Breakdown by LAS versions1.2 (15 files)
File Breakdown by LAS file typesLAZ (15 files)
File Breakdown by Source IDs0 (15 files)
File Breakdown by System IDsLAStools (c) by rapidlasso GmbH (15 files)
File Breakdown by Generating Software IDslasmerge (version 191018) (15 files)
File Breakdown by Point Data Record formats (Data Format ID)1 (15 files)
File Breakdown by Global Encodings[NULL] (15 files)
Point Breakdown by Returns (return: count)1: 102,347,950
2: 101,217,499
3: 0
4: 0
5: 0
Point Breakdown by Classifications (class: name: points)Class 0 - Never classified: 102,347,950
Class 2 - Ground: 101,217,499
File Breakdown by Coordinate Reference Systems15 files have Horizontal Coordinate System 
PROJCS["NAD83 / UTM zone 10N",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6269"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-123],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","26910"]]

15 files have UNKNOWN Vertical Coordinate System

Included Attributes

X positionsyes
Y positionsyes
Z positionsyes
Intensityyes
Return Numberyes
Number of Returnsyes
Scan Direction Flagyes
Edge of Flight Lineyes
Classificationyes
Scan Angle Rankyes
User Datayes
Point Source IDyes
GPS Timeyes
RGBno

Minimum and Maximum Attributes (min, max)

XYZ Positions[692864.45, 3973959.32, 104.07], [708073.78, 3987537.97, 647.78]
Intensity7, 7104
Return Number1, 2
Number of Returns2, 2
Scan Direction Flag0, 0
Edge of Flight Line0, 0
Classification0, 2
Scan Angle Rank0.0, 0.0
User Data0, 0
Point Source ID0, 0
GPS Time159340.8457, 167617.6544
RGB ColorsN/A
File Creation Day106, 106
File Creation Year2020, 2020

Summary of Warnings

There is no warning to report.

LAS File Content

#File NameCreation YearCreation DoYIs CompressedBytesSoftware ID
1Str_31.laz2020106true45,402,387lasmerge (version 191018)
2Str_32.laz2020106true43,997,908lasmerge (version 191018)
3Str_33.laz2020106true46,862,795lasmerge (version 191018)
4Str_34.laz2020106true44,446,200lasmerge (version 191018)
5Str_35.laz2020106true47,133,213lasmerge (version 191018)
6Str_36.laz2020106true42,782,502lasmerge (version 191018)
7Str_37.laz2020106true48,557,476lasmerge (version 191018)
8Str_38.laz2020106true44,751,517lasmerge (version 191018)
9Str_39.laz2020106true48,043,294lasmerge (version 191018)
10Str_40.laz2020106true42,430,750lasmerge (version 191018)
11Str_41.laz2020106true44,584,101lasmerge (version 191018)
12Str_42.laz2020106true40,252,544lasmerge (version 191018)
13Str_43.laz2020106true45,093,147lasmerge (version 191018)
14Str_44.laz2020106true40,546,880lasmerge (version 191018)
15Str_45.laz2020106true9,129,667lasmerge (version 191018)

Header Information

#File NamePoint CountminXminYminZmaxXmaxYmaxZAreaDensity
1Str_31.laz14,506,405692864.03976507.0104.0705691.03987193.0584.09,155,979.2931.58
2Str_32.laz13,971,439693780.03976985.0105.0706559.03987537.0643.08,987,658.1881.55
3Str_33.laz14,726,622693072.03976094.0104.0705974.03986799.0643.08,840,037.6561.67
4Str_34.laz13,967,217693793.03976441.0105.0706863.03987209.0637.09,506,429.4551.47
5Str_35.laz14,907,805693301.03975692.0105.0706351.03986513.0586.09,195,976.4681.62
6Str_36.laz13,527,565693923.03975968.0106.0707175.03986866.0633.09,831,188.541.38
7Str_37.laz15,497,168693515.03975335.0106.0706748.03986183.0599.09,447,852.2061.64
8Str_38.laz14,196,331693959.03975412.0106.0707405.03986581.0637.09,223,194.4231.54
9Str_39.laz15,537,455693749.03974894.0106.0707064.03985930.0638.09,794,924.1791.59
10Str_40.laz13,594,603693947.03974793.0107.0707714.03986166.0647.09,989,428.4581.36
11Str_41.laz14,595,458693963.03974500.0107.0707300.03985582.0618.09,861,721.4331.48
12Str_42.laz13,119,976694056.03974259.0107.0708073.03985800.0637.010,027,373.111.31
13Str_43.laz14,824,733694170.03974046.0108.0707509.03985122.0617.010,060,135.691.47
14Str_44.laz13,254,206694241.03973959.0108.0707454.03984920.0608.09,211,102.5251.44
15Str_45.laz3,338,466696077.03975473.0186.0697078.03980206.0300.02,078,855.1561.61

Results from File Scan

#File NamePoint CountminXminYminZmaxXmaxYmaxZAreaDensity
1Str_31.laz14,506,405692864.03976507.0104.0705691.03987193.0584.09,155,979.2931.58
2Str_32.laz13,971,439693780.03976985.0105.0706559.03987537.0643.08,987,658.1881.55
3Str_33.laz14,726,622693072.03976094.0104.0705974.03986799.0643.08,840,037.6561.67
4Str_34.laz13,967,217693793.03976441.0105.0706863.03987209.0637.09,506,429.4551.47
5Str_35.laz14,907,805693301.03975692.0105.0706351.03986513.0586.09,195,976.4681.62
6Str_36.laz13,527,565693923.03975968.0106.0707175.03986866.0633.09,831,188.541.38
7Str_37.laz15,497,168693515.03975335.0106.0706748.03986183.0599.09,447,852.2061.64
8Str_38.laz14,196,331693959.03975412.0106.0707405.03986581.0637.09,223,194.4231.54
9Str_39.laz15,537,455693749.03974894.0106.0707064.03985930.0638.09,794,924.1791.59
10Str_40.laz13,594,603693947.03974793.0107.0707714.03986166.0647.09,989,428.4581.36
11Str_41.laz14,595,458693963.03974500.0107.0707300.03985582.0618.09,861,721.4331.48
12Str_42.laz13,119,976694056.03974259.0107.0708073.03985800.0637.010,027,373.111.31
13Str_43.laz14,824,733694170.03974046.0108.0707509.03985122.0617.010,060,135.691.47
14Str_44.laz13,254,206694241.03973959.0108.0707454.03984920.0608.09,211,102.5251.44
15Str_45.laz3,338,466696077.03975473.0186.0697078.03980206.0300.02,078,855.1561.61

Spatial Reference (detailed in JSON format) 

{

	"horizontal":"PROJCS[\"NAD83 \/ UTM zone 10N\",GEOGCS[\"NAD83\",DATUM[\"North_American_Datum_1983\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY[\"EPSG\",\"6269\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4269\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"26910\"]]",

	"wkt":"PROJCS[\"NAD83 \/ UTM zone 10N\",GEOGCS[\"NAD83\",DATUM[\"North_American_Datum_1983\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY[\"EPSG\",\"6269\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4269\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"26910\"]]",

	"isgeocentric":false,

	"prettywkt":"PROJCS[\"NAD83 \/ UTM zone 10N\",    GEOGCS[\"NAD83\",        DATUM[\"North_American_Datum_1983\",            SPHEROID[\"GRS 1980\",6378137,298.257222101,                AUTHORITY[\"EPSG\",\"7019\"]],            TOWGS84[0,0,0,0,0,0,0],            AUTHORITY[\"EPSG\",\"6269\"]],        PRIMEM[\"Greenwich\",0,            AUTHORITY[\"EPSG\",\"8901\"]],        UNIT[\"degree\",0.0174532925199433,            AUTHORITY[\"EPSG\",\"9122\"]],        AUTHORITY[\"EPSG\",\"4269\"]],    PROJECTION[\"Transverse_Mercator\"],    PARAMETER[\"latitude_of_origin\",0],    PARAMETER[\"central_meridian\",-123],    PARAMETER[\"scale_factor\",0.9996],    PARAMETER[\"false_easting\",500000],    PARAMETER[\"false_northing\",0],    UNIT[\"metre\",1,        AUTHORITY[\"EPSG\",\"9001\"]],    AXIS[\"Easting\",EAST],    AXIS[\"Northing\",NORTH],    AUTHORITY[\"EPSG\",\"26910\"]]",

	"proj4":"+proj=utm +zone=10 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs",

	"vertical":"",

	"prettycompoundwkt":"PROJCS[\"NAD83 \/ UTM zone 10N\",    GEOGCS[\"NAD83\",        DATUM[\"North_American_Datum_1983\",            SPHEROID[\"GRS 1980\",6378137,298.257222101,                AUTHORITY[\"EPSG\",\"7019\"]],            TOWGS84[0,0,0,0,0,0,0],            AUTHORITY[\"EPSG\",\"6269\"]],        PRIMEM[\"Greenwich\",0,            AUTHORITY[\"EPSG\",\"8901\"]],        UNIT[\"degree\",0.0174532925199433,            AUTHORITY[\"EPSG\",\"9122\"]],        AUTHORITY[\"EPSG\",\"4269\"]],    PROJECTION[\"Transverse_Mercator\"],    PARAMETER[\"latitude_of_origin\",0],    PARAMETER[\"central_meridian\",-123],    PARAMETER[\"scale_factor\",0.9996],    PARAMETER[\"false_easting\",500000],    PARAMETER[\"false_northing\",0],    UNIT[\"metre\",1,        AUTHORITY[\"EPSG\",\"9001\"]],    AXIS[\"Easting\",EAST],    AXIS[\"Northing\",NORTH],    AUTHORITY[\"EPSG\",\"26910\"]]",

	"units":{"horizontal":"metre","vertical":""},

	"isgeographic":false,

	"compoundwkt":"PROJCS[\"NAD83 \/ UTM zone 10N\",GEOGCS[\"NAD83\",DATUM[\"North_American_Datum_1983\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY[\"EPSG\",\"6269\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4269\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-123],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"26910\"]]"

}