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OpenTopography LAS Registration and Processing Report

Dataset: Survey of Parts of Potomac and Susquehanna Rivers
Short name: VA05_Bierman
opentopoID: OTLAS.032013.26918.3
Report generated on 2018-07-14 by OpenTopography Data Registration Service

Point Inspection Summary

Total Area of Tiles (m2)135,874,176.31
Sum of Area of Per-Tile as Determined by Scan (m2)135,874,176.31
Total Number of Bytes on Disk275,947,025
Total Number of Points as Reported in Headers116,504,840
Total Number of Points as Determined by Scan116,504,840
Mean Point Density as Reported in Headers (points/m2)0.86
Mean Point Density as Determined by Scan (points/m2)0.86
LAS Versions Processed 1.2 (24 files)
LAS File Types Processed LAZ (24 files)
LAS File Signatures Processed LASF (24 files)
File Breakdown by Source ID 0: 24 file(s)
File Breakdown by System ID LAStools (c) by Martin Isenburg: 24 file(s)
File Breakdown by Generating Software ID txt2las (version 120309): 24 file(s)
Point Breakdown by Return (return: header / actual) 1: 116,504,840 / 116,504,840
2: 0 / 0
3: 0 / 0
4: 0 / 0
5: 0 / 0
Point Breakdown by Pulse (pulse: actual) 1: 116,504,840
2: 0
3: 0
4: 0
5: 0
Point Breakdown by Classification (class: name: points) 1: Unclassified: 79,907,927
2: Ground: 36,596,913
File Breakdown by Coordinate Reference System 24 files of type [Projected Coordinate System]
          Horizontal CRS: NAD83 / UTM zone 18N [metre]
          Vertical CRS: NAVD88 height [metre]

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

Minimum and Maximum Attributes (min, max)

Time0, 0
Return Number1, 1
Return Count1, 1
Flightline Edge0, 0
Intensity0, 0
Scan Direction Flag0, 0
Scan Angle Rank0, 0
Classification1, 2
Point Source ID0, 0
User Data0, 0
Minimum RGB Colors0, 0, 0
Maximum RGB Colors0, 0, 0
File Creation Day333, 333
File Creation Year2011, 2011
Bounding Box of Tiles(300397.09, 4313886.5), (393025, 4412025)
Z-Axis Values-405.75, 274.12
Bounding Box of All Points(300397.09, 4313886.5), (393025, 4412025)
Z-Axis Values-405.75, 274.12

Summary of Warnings

There are no warnings to report.

LAS File Content

#fileNamefcYearfcDayisCompressedbytessoftwareID
1ot_m_points15_1.laz2011333true10,407,560txt2las (version 120309)
2ot_m_points22_1.laz2011333true28,693,255txt2las (version 120309)
3ot_m_points06_1.laz2011333true17,424,526txt2las (version 120309)
4ot_m_points23_1.laz2011333true31,038,901txt2las (version 120309)
5ot_m_points11_1.laz2011333true16,138,121txt2las (version 120309)
6ot_m_points18_1.laz2011333true5,586,649txt2las (version 120309)
7ot_m_points19_1.laz2011333true437,167txt2las (version 120309)
8ot_m_points24_1.laz2011333true18,334,954txt2las (version 120309)
9ot_m_points12_1.laz2011333true121,635txt2las (version 120309)
10ot_m_points10_1.laz2011333true15,649,241txt2las (version 120309)
11ot_m_points05_1.laz2011333true20,721,177txt2las (version 120309)
12ot_m_points09_1.laz2011333true10,467,500txt2las (version 120309)
13ot_m_points08_1.laz2011333true121,973txt2las (version 120309)
14ot_m_points14_1.laz2011333true7,849,658txt2las (version 120309)
15ot_m_points01_1.laz2011333true911,807txt2las (version 120309)
16ot_m_points02_1.laz2011333true10,507,195txt2las (version 120309)
17ot_m_points21_1.laz2011333true28,849,125txt2las (version 120309)
18ot_m_points13_1.laz2011333true7,534,784txt2las (version 120309)
19ot_m_points17_1.laz2011333true3,578,727txt2las (version 120309)
20ot_m_points04_1.laz2011333true277,222txt2las (version 120309)
21ot_m_points03_1.laz2011333true8,328,494txt2las (version 120309)
22ot_m_points07_1.laz2011333true8,421,917txt2las (version 120309)
23ot_m_points16_1.laz2011333true80,824txt2las (version 120309)
24ot_m_points20_1.laz2011333true24,464,613txt2las (version 120309)

Header Information

#FileNamePointCountminXminYminZmaxXmaxYmaxZAreaDensity
1ot_m_points15_1.laz4,372,318388,9754,405,975-,405.75391,0254,408,025159.514,202,5001.04
2ot_m_points22_1.laz11,705,692302,980.514,315,588.09-11.04307,3784,319,556116.1417,448,844.550.67
3ot_m_points06_1.laz7,094,054384,9754,407,9751.98387,0254,410,025266.904,202,5001.69
4ot_m_points23_1.laz12,687,698307,3054,314,755.92-51.39311,3814,317,691.0892.6311,963,712.161.06
5ot_m_points11_1.laz6,700,816386,9754,407,9751.52389,024.994,410,025244.934,202,479.501.59
6ot_m_points18_1.laz2,403,277390,9754,403,975-0.36393,0254,406,025126.524,202,5000.57
7ot_m_points19_1.laz236,001390,9754,405,97562.83391,597.954,406,515.69146.74336,822.840.70
8ot_m_points24_1.laz7,402,635311,2974,313,886.50-19.04315,210.134,316,707.9090.1011,040,504.980.67
9ot_m_points12_1.laz55,401386,9754,409,975128.60387,825.724,410,218.66176.69207,286.440.27
10ot_m_points10_1.laz6,477,508386,9754,405,975-0.08389,0254,408,025199.104,202,5001.54
11ot_m_points05_1.laz9,500,144384,9754,405,9750.69387,0254,408,025166.154,202,5002.26
12ot_m_points09_1.laz4,458,346386,9754,403,975-0.30389,0254,406,025274.124,202,5001.06
13ot_m_points08_1.laz63,255388,693.264,403,715.8983.42389,0254,404,025120.59102,544.150.62
14ot_m_points14_1.laz3,665,816388,9754,403,975-0.30391,0254,406,025204.954,202,5000.87
15ot_m_points01_1.laz414,190384,380.114,406,176.8184.49385,0254,408,025159.981,191,879.250.35
16ot_m_points02_1.laz5,045,349382,9754,407,97519.44385,0254,410,025182.904,202,5001.20
17ot_m_points21_1.laz12,035,664301,509.764,319,47211.26306,988.314,323,033110.5919,509,116.550.62
18ot_m_points13_1.laz3,250,797388,9754,401,975-0.25391,0254,404,025182.844,202,5000.77
19ot_m_points17_1.laz1,658,518390,9754,401,975-0.29393,0254,404,025161.204,202,5000.39
20ot_m_points04_1.laz144,009386,528.634,405,585.9999.75387,0254,406,025137217,911.390.66
21ot_m_points03_1.laz3,452,962382,9754,409,97519.35385,0254,412,025206.034,202,5000.82
22ot_m_points07_1.laz3,420,480384,9754,409,97519.32387,0254,412,025215.474,202,5000.81
23ot_m_points16_1.laz35,487388,9754,407,975121.60389,431.554,408,363.06136.29177,168.790.20
24ot_m_points20_1.laz10,224,423300,397.094,322,949-14.16306,382.514,326,131.05100.8019,045,905.710.54

Results from File Scan

#FileNamePointCountminXminYminZmaxXmaxYmaxZAreaDensity
1ot_m_points15_1.laz4,372,318388,9754,405,975-,405.75391,0254,408,025159.514,202,5001.04
2ot_m_points22_1.laz11,705,692302,980.514,315,588.09-11.04307,3784,319,556116.1417,448,844.550.67
3ot_m_points06_1.laz7,094,054384,9754,407,9751.98387,0254,410,025266.904,202,5001.69
4ot_m_points23_1.laz12,687,698307,3054,314,755.92-51.39311,3814,317,691.0892.6311,963,712.161.06
5ot_m_points11_1.laz6,700,816386,9754,407,9751.52389,024.994,410,025244.934,202,479.501.59
6ot_m_points18_1.laz2,403,277390,9754,403,975-0.36393,0254,406,025126.524,202,5000.57
7ot_m_points19_1.laz236,001390,9754,405,97562.83391,597.954,406,515.69146.74336,822.840.70
8ot_m_points24_1.laz7,402,635311,2974,313,886.50-19.04315,210.134,316,707.9090.1011,040,504.980.67
9ot_m_points12_1.laz55,401386,9754,409,975128.60387,825.724,410,218.66176.69207,286.440.27
10ot_m_points10_1.laz6,477,508386,9754,405,975-0.08389,0254,408,025199.104,202,5001.54
11ot_m_points05_1.laz9,500,144384,9754,405,9750.69387,0254,408,025166.154,202,5002.26
12ot_m_points09_1.laz4,458,346386,9754,403,975-0.30389,0254,406,025274.124,202,5001.06
13ot_m_points08_1.laz63,255388,693.264,403,715.8983.42389,0254,404,025120.59102,544.150.62
14ot_m_points14_1.laz3,665,816388,9754,403,975-0.30391,0254,406,025204.954,202,5000.87
15ot_m_points01_1.laz414,190384,380.114,406,176.8184.49385,0254,408,025159.981,191,879.250.35
16ot_m_points02_1.laz5,045,349382,9754,407,97519.44385,0254,410,025182.904,202,5001.20
17ot_m_points21_1.laz12,035,664301,509.764,319,47211.26306,988.314,323,033110.5919,509,116.550.62
18ot_m_points13_1.laz3,250,797388,9754,401,975-0.25391,0254,404,025182.844,202,5000.77
19ot_m_points17_1.laz1,658,518390,9754,401,975-0.29393,0254,404,025161.204,202,5000.39
20ot_m_points04_1.laz144,009386,528.634,405,585.9999.75387,0254,406,025137217,911.390.66
21ot_m_points03_1.laz3,452,962382,9754,409,97519.35385,0254,412,025206.034,202,5000.82
22ot_m_points07_1.laz3,420,480384,9754,409,97519.32387,0254,412,025215.474,202,5000.81
23ot_m_points16_1.laz35,487388,9754,407,975121.60389,431.554,408,363.06136.29177,168.790.20
24ot_m_points20_1.laz10,224,423300,397.094,322,949-14.16306,382.514,326,131.05100.8019,045,905.710.54

File Breakdown by Spatial Reference (Detailed) 

24 files use the Projected Coordinate System 'NAD83 / UTM zone 18N', measured in 'metre'
These files use the vertical coordinate system 'NAVD88 height', measured in 'metre'
The full text of this spatial coordinate system is as follows:
<proj4>+proj=utm +zone=18 +datum=NAD83 +units=m +geoidgrids=g2003conus.gtx
,g2003alaska.gtx,g2003h01.gtx,g2003p01.gtx +vunits=m +no_defs </proj4><
prettywkt>PROJCS["NAD83 / UTM zone 18N",
     GEOGCS["NAD83",
         DATUM["North_American_Datum_1983",
             SPHEROID["GRS 1980",6378137,298.2572221010042,
                 AUTHORITY["EPSG","7019"]],
             AUTHORITY["EPSG","6269"]],
         PRIMEM["Greenwich",0],
         UNIT["degree",0.0174532925199433],
         AUTHORITY["EPSG","4269"]],
     PROJECTION["Transverse_Mercator"],
     PARAMETER["latitude_of_origin",0],
     PARAMETER["central_meridian",-75],
     PARAMETER["scale_factor",0.9996],
     PARAMETER["false_easting",500000],
     PARAMETER["false_northing",0],
     UNIT["metre",1,
         AUTHORITY["EPSG","9001"]],
     AUTHORITY["EPSG","26918"]]</prettywkt><wkt>PROJCS["NAD83 / UTM 
zone 18N",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6
378137,298.2572221010042,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6269"]],PRI
MEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["EPSG","4269"]],P
ROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["ce
ntral_meridian",-75],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",
500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],A
UTHORITY["EPSG","26918"]]</wkt><compoundwkt>COMPD_CS["unknown",PROJC
S["NAD83 / UTM zone 18N",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHERO
ID["GRS 1980",6378137,298.2572221010042,AUTHORITY["EPSG","7019"]],AUTHORITY["EPS
G","6269"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["E
PSG","4269"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0
],PARAMETER["central_meridian",-75],PARAMETER["scale_factor",0.9996],PARAMETER["
false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["E
PSG","9001"]],AUTHORITY["EPSG","26918"]],VERT_CS["NAVD88 height",VERT_DATUM["Nor
th American Vertical Datum 1988",2005,AUTHORITY["EPSG","5103"],EXTENSION["PROJ4_
GRIDS","g2003conus.gtx,g2003alaska.gtx,g2003h01.gtx,g2003p01.gtx"]],AXIS["Up",UP
],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","5703"]]]</compou
ndwkt><prettycompoundwkt>COMPD_CS["unknown",
     PROJCS["NAD83 / UTM zone 18N",
         GEOGCS["NAD83",
             DATUM["North_American_Datum_1983",
                 SPHEROID["GRS 1980",6378137,298.2572221010042,
                     AUTHORITY["EPSG","7019"]],
                 AUTHORITY["EPSG","6269"]],
             PRIMEM["Greenwich",0],
             UNIT["degree",0.0174532925199433],
             AUTHORITY["EPSG","4269"]],
         PROJECTION["Transverse_Mercator"],
         PARAMETER["latitude_of_origin",0],
         PARAMETER["central_meridian",-75],
         PARAMETER["scale_factor",0.9996],
         PARAMETER["false_easting",500000],
         PARAMETER["false_northing",0],
         UNIT["metre",1,
             AUTHORITY["EPSG","9001"]],
         AUTHORITY["EPSG","26918"]],
     VERT_CS["NAVD88 height",
         VERT_DATUM["North American Vertical Datum 1988",2005,
             AUTHORITY["EPSG","5103"],
             EXTENSION["PROJ4_GRIDS","g2003conus.gtx,g2003alaska.gtx,g2003h01.gt
x,g2003p01.gtx"]],
         AXIS["Up",UP],
         UNIT["metre",1,
             AUTHORITY["EPSG","9001"]],
         AUTHORITY["EPSG","5703"]]]</prettycompoundwkt><gtiff>Geotif
f_Information:
    Version: 1
    Key_Revision: 1.0
    Tagged_Information:
       End_Of_Tags.
    Keyed_Information:
       GTModelTypeGeoKey (Short,1): ModelTypeProjected
       GTRasterTypeGeoKey (Short,1): RasterPixelIsArea
       GTCitationGeoKey (Ascii,31): "NAD83 / UTM zone 18N + VERT_CS"
       GeogCitationGeoKey (Ascii,6): "NAD83"
       GeogAngularUnitsGeoKey (Short,1): Angular_Degree
       ProjectedCSTypeGeoKey (Short,1): PCS_NAD83_UTM_zone_18N
       ProjLinearUnitsGeoKey (Short,1): Linear_Meter
       VerticalCSTypeGeoKey (Short,1): Unknown-5703
       VerticalCitationGeoKey (Ascii,14): "NAVD88 height"
       VerticalDatumGeoKey (Short,1): Unknown-5103
       VerticalUnitsGeoKey (Short,1): Linear_Meter
       End_Of_Keys.
    End_Of_Geotiff.
 </gtiff>


End of Report