OpenTopography LAS Registration and Processing Report

Dataset: Measuring Hydrologic and Biogeochemical Processes in an Intermittent Stream, ID 2023

Short name: ID23_Sclafani
opentopoID: OTLAS.052024.6340.1
Report generated on 2024-09-19 by OpenTopography Data Registration Service

Point Inspection Summary

Total Area of Tiles (m2)6,793,844
Sum of Area of Convex Hulls as Determined by Scan (m2)6,431,714.082
Total Number of Bytes on Disk1,226,311,384
Total Number of Points as Reported in Headers184,124,195
Total Number of Points as Determined by Scan184,124,195
Mean Point Density as Reported in Headers (points/m2)27.10
Mean Point Density as Determined by Scan (points/m2)28.63
File Breakdown by LAS versions1.4 (15 files)
File Breakdown by LAS file typesLAZ (15 files)
File Breakdown by Source IDs0 (14 files)
15 (1 file)
File Breakdown by System IDsvdatum.noaa.gov (15 files)
File Breakdown by Generating Software IDsvdatum v4.2 (15 files)
File Breakdown by Point Data Record formats (Data Format ID)6 (15 files)
File Breakdown by Global Encodings16 (15 files)
Point Breakdown by Returns (return: count)1: 169,196,886
2: 13,579,515
3: 1,289,262
4: 57,325
5: 1,189
Point Breakdown by Classifications (class: name: points)Class 1 - Unclassified: 82,615,251
Class 2 - Ground: 101,505,622
Class 7 - Low Point (low noise): 3,322
File Breakdown by Coordinate Reference Systems15 files have Horizontal Coordinate System 
PROJCS["NAD83(2011) / UTM zone 11N",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-117],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","6340"]]

15 files have Vertical Coordinate System 
VERT_CS["NAVD88 height",VERT_DATUM["North American Vertical Datum 1988",2005,AUTHORITY["EPSG","5103"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5703"]]

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[515476.88, 4773738.16, 1473.97], [518465.86, 4776396.62, 2078.58]
Intensity39, 3181
Return Number1, 6
Number of Returns1, 6
Scan Direction Flag1, 1
Edge of Flight Line0, 1
Classification1, 7
Scan Angle Rank-42.81600189, 41.94599915
User Data0, 0
Point Source ID9, 16
GPS Time148610.4028, 151118.9955
RGB ColorsN/A
File Creation Day331, 331
File Creation Year2023, 2023

Summary of Warnings

There is no warning to report.

LAS File Content

#File NameCreation YearCreation DoYIs CompressedBytesSoftware ID
1515000_4773000.laz2023331true19,641,705vdatum v4.2
2515000_4774000.laz2023331true84,033,060vdatum v4.2
3515000_4775000.laz2023331true29,375,136vdatum v4.2
4515000_4776000.laz2023331true2,058,922vdatum v4.2
5516000_4773000.laz2023331true32,295,238vdatum v4.2
6516000_4774000.laz2023331true239,131,842vdatum v4.2
7516000_4775000.laz2023331true161,139,775vdatum v4.2
8516000_4776000.laz2023331true39,095,547vdatum v4.2
9517000_4773000.laz2023331true32,201,451vdatum v4.2
10517000_4774000.laz2023331true278,872,756vdatum v4.2
11517000_4775000.laz2023331true173,038,576vdatum v4.2
12517000_4776000.laz2023331true8,330,133vdatum v4.2
13518000_4773000.laz2023331true7,098,761vdatum v4.2
14518000_4774000.laz2023331true96,705,282vdatum v4.2
15518000_4775000.laz2023331true23,293,200vdatum v4.2

Header Information

#File NamePoint CountminXminYminZmaxXmaxYmaxZAreaDensity
1515000_4773000.laz2,886,869515476.04773738.01820.0516001.04773999.01896.0136,640.11521.13
2515000_4774000.laz12,980,613515494.04773999.01740.0516001.04774999.02078.0487,687.15226.62
3515000_4775000.laz4,561,393515563.04774999.01726.0516001.04775999.01816.0385,114.39311.84
4515000_4776000.laz314,981515808.04775999.01729.0516001.04776362.01787.039,886.9877.90
5516000_4773000.laz4,892,432516001.04773765.01719.0517001.04773999.01854.0221,318.80722.11
6516000_4774000.laz36,798,367516001.04773999.01674.0517001.04774999.01871.01,029,098.13635.76
7516000_4775000.laz24,902,412516001.04774999.01719.0517001.04775999.01858.01,021,075.33924.39
8516000_4776000.laz5,845,385516001.04775999.01712.0517001.04776396.01799.0359,148.63916.28
9517000_4773000.laz4,702,458517001.04773817.01528.0518001.04773999.01751.0176,206.8726.69
10517000_4774000.laz40,713,299517001.04773999.01517.0518001.04774999.01763.01,018,732.38739.96
11517000_4775000.laz25,428,356517001.04774999.01571.0518001.04775999.01847.0914,777.07327.80
12517000_4776000.laz1,234,601517001.04775999.01740.0517395.04776239.01804.054,921.64722.48
13518000_4773000.laz1,046,422518001.04773869.01526.0518305.04773999.01603.040,046.50226.13
14518000_4774000.laz14,355,869518001.04773999.01473.0518465.04774999.01576.0405,260.39335.42
15518000_4775000.laz3,460,738518001.04774999.01507.0518366.04775631.01600.0141,799.64124.41

Results from File Scan

#File NamePoint CountminXminYminZmaxXmaxYmaxZAreaDensity
1515000_4773000.laz2,886,869515476.04773738.01820.0516001.04773999.01896.0136,640.11521.13
2515000_4774000.laz12,980,613515494.04773999.01740.0516001.04774999.02078.0487,687.15226.62
3515000_4775000.laz4,561,393515563.04774999.01726.0516001.04775999.01816.0385,114.39311.84
4515000_4776000.laz314,981515808.04775999.01729.0516001.04776362.01787.039,886.9877.90
5516000_4773000.laz4,892,432516001.04773765.01719.0517001.04773999.01854.0221,318.80722.11
6516000_4774000.laz36,798,367516001.04773999.01674.0517001.04774999.01871.01,029,098.13635.76
7516000_4775000.laz24,902,412516001.04774999.01719.0517001.04775999.01858.01,021,075.33924.39
8516000_4776000.laz5,845,385516001.04775999.01712.0517001.04776396.01799.0359,148.63916.28
9517000_4773000.laz4,702,458517001.04773817.01528.0518001.04773999.01751.0176,206.8726.69
10517000_4774000.laz40,713,299517001.04773999.01517.0518001.04774999.01763.01,018,732.38739.96
11517000_4775000.laz25,428,356517001.04774999.01571.0518001.04775999.01847.0914,777.07327.80
12517000_4776000.laz1,234,601517001.04775999.01740.0517395.04776239.01804.054,921.64722.48
13518000_4773000.laz1,046,422518001.04773869.01526.0518305.04773999.01603.040,046.50226.13
14518000_4774000.laz14,355,869518001.04773999.01473.0518465.04774999.01576.0405,260.39335.42
15518000_4775000.laz3,460,738518001.04774999.01507.0518366.04775631.01600.0141,799.64124.41

Spatial Reference (detailed in JSON format) 

{

	"horizontal":"PROJCS[\"NAD83(2011) \/ UTM zone 11N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-117],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\",\"6340\"]]",

	"wkt":"PROJCS[\"NAD83(2011) \/ UTM zone 11N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-117],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\",\"6340\"]]",

	"isgeocentric":false,

	"prettywkt":"PROJCS[\"NAD83(2011) \/ UTM zone 11N\",\n    GEOGCS[\"NAD83(2011)\",\n        DATUM[\"NAD83_National_Spatial_Reference_System_2011\",\n            SPHEROID[\"GRS 1980\",6378137,298.257222101,\n                AUTHORITY[\"EPSG\",\"7019\"]],\n            AUTHORITY[\"EPSG\",\"1116\"]],\n        PRIMEM[\"Greenwich\",0,\n            AUTHORITY[\"EPSG\",\"8901\"]],\n        UNIT[\"degree\",0.0174532925199433,\n            AUTHORITY[\"EPSG\",\"9122\"]],\n        AUTHORITY[\"EPSG\",\"6318\"]],\n    PROJECTION[\"Transverse_Mercator\"],\n    PARAMETER[\"latitude_of_origin\",0],\n    PARAMETER[\"central_meridian\",-117],\n    PARAMETER[\"scale_factor\",0.9996],\n    PARAMETER[\"false_easting\",500000],\n    PARAMETER[\"false_northing\",0],\n    UNIT[\"metre\",1,\n        AUTHORITY[\"EPSG\",\"9001\"]],\n    AXIS[\"Easting\",EAST],\n    AXIS[\"Northing\",NORTH],\n    AUTHORITY[\"EPSG\",\"6340\"]]",

	"proj4":"+proj=utm +zone=11 +ellps=GRS80 +units=m +vunits=m +no_defs",

	"vertical":"VERT_CS[\"NAVD88 height\",VERT_DATUM[\"North American Vertical Datum 1988\",2005,AUTHORITY[\"EPSG\",\"5103\"]],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Gravity-related height\",UP],AUTHORITY[\"EPSG\",\"5703\"]]",

	"prettycompoundwkt":"COMPD_CS[\"NAD83(2011) \/ UTM zone 11N + NAVD88 height\",\n    PROJCS[\"NAD83(2011) \/ UTM zone 11N\",\n        GEOGCS[\"NAD83(2011)\",\n            DATUM[\"NAD83_National_Spatial_Reference_System_2011\",\n                SPHEROID[\"GRS 1980\",6378137,298.257222101,\n                    AUTHORITY[\"EPSG\",\"7019\"]],\n                AUTHORITY[\"EPSG\",\"1116\"]],\n            PRIMEM[\"Greenwich\",0,\n                AUTHORITY[\"EPSG\",\"8901\"]],\n            UNIT[\"degree\",0.0174532925199433,\n                AUTHORITY[\"EPSG\",\"9122\"]],\n            AUTHORITY[\"EPSG\",\"6318\"]],\n        PROJECTION[\"Transverse_Mercator\"],\n        PARAMETER[\"latitude_of_origin\",0],\n        PARAMETER[\"central_meridian\",-117],\n        PARAMETER[\"scale_factor\",0.9996],\n        PARAMETER[\"false_easting\",500000],\n        PARAMETER[\"false_northing\",0],\n        UNIT[\"metre\",1,\n            AUTHORITY[\"EPSG\",\"9001\"]],\n        AXIS[\"Easting\",EAST],\n        AXIS[\"Northing\",NORTH],\n        AUTHORITY[\"EPSG\",\"6340\"]],\n    VERT_CS[\"NAVD88 height\",\n        VERT_DATUM[\"North American Vertical Datum 1988\",2005,\n            AUTHORITY[\"EPSG\",\"5103\"]],\n        UNIT[\"metre\",1,\n            AUTHORITY[\"EPSG\",\"9001\"]],\n        AXIS[\"Gravity-related height\",UP],\n        AUTHORITY[\"EPSG\",\"5703\"]]]",

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

	"isgeographic":false,

	"compoundwkt":"COMPD_CS[\"NAD83(2011) \/ UTM zone 11N + NAVD88 height\",PROJCS[\"NAD83(2011) \/ UTM zone 11N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-117],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\",\"6340\"]],VERT_CS[\"NAVD88 height\",VERT_DATUM[\"North American Vertical Datum 1988\",2005,AUTHORITY[\"EPSG\",\"5103\"]],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Gravity-related height\",UP],AUTHORITY[\"EPSG\",\"5703\"]]]"

}