OpenTopography LAS Registration and Processing Report

Dataset: Repeat Mapping of Antelope Valley Ranch, CA, 2019

Short name: CA19_Dietrich
opentopoID: OTLAS.082021.6339.2
Report generated on 2025-10-31 by OpenTopography Data Registration Service

Point Inspection Summary

Total Area of Tiles (m2)27,111,323
Sum of Area of Convex Hulls as Determined by Scan (m2)25,722,248.455
Total Number of Bytes on Disk4,572,085,103
Total Number of Points as Reported in Headers1,031,496,774
Total Number of Points as Determined by Scan1,031,496,774
Mean Point Density as Reported in Headers (points/m2)38.05
Mean Point Density as Determined by Scan (points/m2)40.10
File Breakdown by LAS versions1.4 (38 files)
File Breakdown by LAS file typesLAZ (38 files)
File Breakdown by Source IDs0 (37 files)
19 (1 file)
File Breakdown by System IDs[NULL] (38 files)
File Breakdown by Generating Software IDsTerraScan (38 files)
File Breakdown by Point Data Record formats (Data Format ID)6 (38 files)
File Breakdown by Global Encodings[NULL] (38 files)
Point Breakdown by Returns (return: count)1: 908,663,018
2: 101,262,909
3: 19,931,781
4: 1,582,670
5: 55,316
Point Breakdown by Classifications (class: name: points)
Class 1 - Unclassified364,205,895
Class 2 - Ground666,942,173
Class 7 - Low Point (low noise)348,706
File Breakdown by Coordinate Reference Systems38 files have Horizontal Coordinate System 
PROJCS["NAD83(2011) / UTM zone 10N",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",-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","6339"]]

38 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[553388.74, 4330398.4, 84.03], [559710.42, 4336414.25, 616.77]
Intensity10835, 65535
Return Number1, 7
Number of Returns1, 7
Scan Direction Flag0, 0
Edge of Flight Line0, 0
Classification1, 7
Scan Angle Rank-52.0019989, 36.0
User Data0, 0
Point Source ID1, 74
GPS Time243982.3335, 337180.2839
RGB ColorsN/A
File Creation Day205, 205
File Creation Year2019, 2019

Summary of Warnings

There is no warning to report.

LAS File Content

# File Name Creation Year Creation DoY Is Compressed Bytes Software ID
1553000_4331000.laz2019205true7,605,808TerraScan
2553000_4332000.laz2019205true30,308,328TerraScan
3553000_4333000.laz2019205true29,351,201TerraScan
4553000_4334000.laz2019205true14,058,409TerraScan
5554000_4330000.laz2019205true34,636,654TerraScan
6554000_4331000.laz2019205true214,492,813TerraScan
7554000_4332000.laz2019205true262,032,615TerraScan
8554000_4333000.laz2019205true267,114,985TerraScan
9554000_4334000.laz2019205true97,122,158TerraScan
10555000_4330000.laz2019205true71,674,148TerraScan
11555000_4331000.laz2019205true229,465,670TerraScan
12555000_4332000.laz2019205true249,698,762TerraScan
13555000_4333000.laz2019205true233,290,654TerraScan
14555000_4334000.laz2019205true126,610,131TerraScan
15555000_4335000.laz2019205true812,940TerraScan
16556000_4330000.laz2019205true778,854TerraScan
17556000_4331000.laz2019205true106,014,312TerraScan
18556000_4332000.laz2019205true249,226,881TerraScan
19556000_4333000.laz2019205true272,712,629TerraScan
20556000_4334000.laz2019205true275,811,740TerraScan
21556000_4335000.laz2019205true104,060,838TerraScan
22557000_4331000.laz2019205true25,606,543TerraScan
23557000_4332000.laz2019205true212,682,588TerraScan
24557000_4333000.laz2019205true237,075,209TerraScan
25557000_4334000.laz2019205true196,087,026TerraScan
26557000_4335000.laz2019205true175,422,694TerraScan
27557000_4336000.laz2019205true4,326,292TerraScan
28558000_4331000.laz2019205true5,068,359TerraScan
29558000_4332000.laz2019205true187,449,129TerraScan
30558000_4333000.laz2019205true182,958,183TerraScan
31558000_4334000.laz2019205true184,655,002TerraScan
32558000_4335000.laz2019205true166,148,750TerraScan
33558000_4336000.laz2019205true14,667,519TerraScan
34559000_4331000.laz2019205true290,909TerraScan
35559000_4332000.laz2019205true39,897,764TerraScan
36559000_4333000.laz2019205true31,997,088TerraScan
37559000_4334000.laz2019205true23,373,494TerraScan
38559000_4335000.laz2019205true7,498,024TerraScan

Header Information

# File Name Point Count minX minY minZ maxX maxY maxZ Area Density
1553000_4331000.laz1,936,450553647.04331044.0174.0553999.04331999.0271.0262,554.6747.38
2553000_4332000.laz6,349,689553593.04331999.0210.0553999.04332999.0337.0315,978.65320.10
3553000_4333000.laz6,698,752553549.04332999.0174.0553999.04333999.0276.0406,072.84316.50
4553000_4334000.laz3,039,231553388.04333999.0177.0553999.04334999.0318.0566,176.5885.37
5554000_4330000.laz7,296,650554166.04330538.0166.0554999.04330999.0340.0280,855.53425.98
6554000_4331000.laz47,337,580553999.04330999.0158.0554999.04331999.0424.01,025,065.51646.18
7554000_4332000.laz55,720,145553999.04331999.0226.0554999.04332999.0469.01,021,861.66854.53
8554000_4333000.laz56,535,741553999.04332999.0153.0554999.04333999.0373.01,076,999.91352.49
9554000_4334000.laz20,687,725553999.04333999.0153.0554999.04334790.0337.0713,341.34829.00
10555000_4330000.laz15,681,442554999.04330398.0150.0555999.04330999.0341.0500,331.66731.34
11555000_4331000.laz52,987,742554999.04330999.0145.0555999.04331999.0339.01,057,713.01750.10
12555000_4332000.laz56,242,819554999.04331999.0138.0555999.04332999.0334.01,038,381.59254.16
13555000_4333000.laz54,075,573554999.04332999.0146.0555999.04333999.0285.01,038,137.89552.09
14555000_4334000.laz29,158,025554999.04333999.0152.0555999.04334999.0378.0951,950.93430.63
15555000_4335000.laz164,749555676.04334999.0249.0555999.04335151.0382.033,538.6544.91
16556000_4330000.laz201,513555999.04330735.0158.0556228.04330999.0186.032,247.3336.25
17556000_4331000.laz23,500,819555999.04330999.0147.0556999.04331999.0360.0855,794.25727.46
18556000_4332000.laz54,802,278555999.04331999.0119.0556999.04332999.0290.01,036,949.16852.85
19556000_4333000.laz57,583,200555999.04332999.0148.0556999.04333999.0356.01,046,011.36655.05
20556000_4334000.laz57,919,674555999.04333999.0222.0556999.04334999.0545.01,047,808.91955.28
21556000_4335000.laz22,907,358555999.04334999.0319.0556999.04335969.0616.0707,320.81132.39
22557000_4331000.laz5,068,769556999.04331425.0222.0557841.04331999.0455.0281,553.26418.00
23557000_4332000.laz41,886,044556999.04331999.0103.0557999.04332999.0435.01,060,740.60639.49
24557000_4333000.laz53,098,596556999.04332999.0103.0557999.04333999.0472.01,083,225.93449.02
25557000_4334000.laz48,135,508556999.04333999.0198.0557999.04334999.0558.01,059,924.80845.41
26557000_4335000.laz42,443,001556999.04334999.0167.0557999.04335999.0576.01,021,043.89141.57
27557000_4336000.laz982,781557021.04335999.0173.0557999.04336414.0523.0157,575.8656.24
28558000_4331000.laz1,129,730558349.04331499.084.0558999.04331999.0248.0159,812.9767.07
29558000_4332000.laz41,130,053557999.04331999.085.0558999.04332999.0342.01,025,103.77840.12
30558000_4333000.laz45,951,778557999.04332999.0104.0558999.04333999.0283.01,044,411.19744.00
31558000_4334000.laz47,815,705557999.04333999.0100.0558999.04334999.0303.01,043,568.86445.82
32558000_4335000.laz42,460,157557999.04334999.093.0558999.04335999.0247.01,049,978.1540.44
33558000_4336000.laz3,736,898557999.04335999.098.0558879.04336400.0214.0235,016.94115.90
34559000_4331000.laz62,659558999.04331929.084.0559252.04331999.0101.030,092.5632.08
35559000_4332000.laz10,244,585558999.04331999.086.0559710.04332999.0189.0536,884.24919.08
36559000_4333000.laz8,370,647558999.04332999.0105.0559545.04333999.0201.0443,027.76318.89
37559000_4334000.laz6,199,430558999.04333999.086.0559333.04334999.0161.0311,040.35419.93
38559000_4335000.laz1,953,278558999.04334999.086.0559309.04335892.0118.0164,154.911.90

Results from File Scan

# File Name Point Count minX minY minZ maxX maxY maxZ Area Density
1553000_4331000.laz1,936,450553647.04331044.0174.0553999.04331999.0271.0262,554.6747.38
2553000_4332000.laz6,349,689553593.04331999.0210.0553999.04332999.0337.0315,978.65320.10
3553000_4333000.laz6,698,752553549.04332999.0174.0553999.04333999.0276.0406,072.84316.50
4553000_4334000.laz3,039,231553388.04333999.0177.0553999.04334999.0318.0566,176.5885.37
5554000_4330000.laz7,296,650554166.04330538.0166.0554999.04330999.0340.0280,855.53425.98
6554000_4331000.laz47,337,580553999.04330999.0158.0554999.04331999.0424.01,025,065.51646.18
7554000_4332000.laz55,720,145553999.04331999.0226.0554999.04332999.0469.01,021,861.66854.53
8554000_4333000.laz56,535,741553999.04332999.0153.0554999.04333999.0373.01,076,999.91352.49
9554000_4334000.laz20,687,725553999.04333999.0153.0554999.04334790.0337.0713,341.34829.00
10555000_4330000.laz15,681,442554999.04330398.0150.0555999.04330999.0341.0500,331.66731.34
11555000_4331000.laz52,987,742554999.04330999.0145.0555999.04331999.0339.01,057,713.01750.10
12555000_4332000.laz56,242,819554999.04331999.0138.0555999.04332999.0334.01,038,381.59254.16
13555000_4333000.laz54,075,573554999.04332999.0146.0555999.04333999.0285.01,038,137.89552.09
14555000_4334000.laz29,158,025554999.04333999.0152.0555999.04334999.0378.0951,950.93430.63
15555000_4335000.laz164,749555676.04334999.0249.0555999.04335151.0382.033,538.6544.91
16556000_4330000.laz201,513555999.04330735.0158.0556228.04330999.0186.032,247.3336.25
17556000_4331000.laz23,500,819555999.04330999.0147.0556999.04331999.0360.0855,794.25727.46
18556000_4332000.laz54,802,278555999.04331999.0119.0556999.04332999.0290.01,036,949.16852.85
19556000_4333000.laz57,583,200555999.04332999.0148.0556999.04333999.0356.01,046,011.36655.05
20556000_4334000.laz57,919,674555999.04333999.0222.0556999.04334999.0545.01,047,808.91955.28
21556000_4335000.laz22,907,358555999.04334999.0319.0556999.04335969.0616.0707,320.81132.39
22557000_4331000.laz5,068,769556999.04331425.0222.0557841.04331999.0455.0281,553.26418.00
23557000_4332000.laz41,886,044556999.04331999.0103.0557999.04332999.0435.01,060,740.60639.49
24557000_4333000.laz53,098,596556999.04332999.0103.0557999.04333999.0472.01,083,225.93449.02
25557000_4334000.laz48,135,508556999.04333999.0198.0557999.04334999.0558.01,059,924.80845.41
26557000_4335000.laz42,443,001556999.04334999.0167.0557999.04335999.0576.01,021,043.89141.57
27557000_4336000.laz982,781557021.04335999.0173.0557999.04336414.0523.0157,575.8656.24
28558000_4331000.laz1,129,730558349.04331499.084.0558999.04331999.0248.0159,812.9767.07
29558000_4332000.laz41,130,053557999.04331999.085.0558999.04332999.0342.01,025,103.77840.12
30558000_4333000.laz45,951,778557999.04332999.0104.0558999.04333999.0283.01,044,411.19744.00
31558000_4334000.laz47,815,705557999.04333999.0100.0558999.04334999.0303.01,043,568.86445.82
32558000_4335000.laz42,460,157557999.04334999.093.0558999.04335999.0247.01,049,978.1540.44
33558000_4336000.laz3,736,898557999.04335999.098.0558879.04336400.0214.0235,016.94115.90
34559000_4331000.laz62,659558999.04331929.084.0559252.04331999.0101.030,092.5632.08
35559000_4332000.laz10,244,585558999.04331999.086.0559710.04332999.0189.0536,884.24919.08
36559000_4333000.laz8,370,647558999.04332999.0105.0559545.04333999.0201.0443,027.76318.89
37559000_4334000.laz6,199,430558999.04333999.086.0559333.04334999.0161.0311,040.35419.93
38559000_4335000.laz1,953,278558999.04334999.086.0559309.04335892.0118.0164,154.911.90

Spatial Reference (detailed in JSON format) 

{

	"horizontal":"PROJCS[\"NAD83(2011) \/ UTM zone 10N\",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\",-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\",\"6339\"]]",

	"wkt":"PROJCS[\"NAD83(2011) \/ UTM zone 10N\",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\",-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\",\"6339\"]]",

	"isgeocentric":false,

	"prettywkt":"PROJCS[\"NAD83(2011) \/ UTM zone 10N\",    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\",-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\",\"6339\"]]",

	"proj4":"+proj=utm +zone=10 +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 10N + NAVD88 height\",    PROJCS[\"NAD83(2011) \/ UTM zone 10N\",        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\",-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\",\"6339\"]],    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\"]]]",

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

	"isgeographic":false,

	"compoundwkt":"COMPD_CS[\"NAD83(2011) \/ UTM zone 10N + NAVD88 height\",PROJCS[\"NAD83(2011) \/ UTM zone 10N\",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\",-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\",\"6339\"]],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\"]]]"

}