OpenTopography - LAS Registration and Processing Report

OpenTopography LAS Registration and Processing Report

Dataset: Sao Paulo, Brazil Lidar Survey 2017

Short name: BR17_SaoPaulo
opentopoID: OTLAS.062020.31983.1

Report generated on 2026-02-11 by OpenTopography Data Registration Service

Point Inspection Summary

Total Area of Tiles (m²)

1,697,645,862

Sum of Area of Convex Hulls as Determined by Scan (m²)

1,742,236,262.294

Total Number of Bytes on Disk

191,019,919,911

Total Number of Points as Reported in Headers

31,741,653,241

Total Number of Points as Determined by Scan

31,741,653,241

Mean Point Density as Reported in Headers (points/m²)

18.70

Mean Point Density as Determined by Scan (points/m²)

18.22

File Breakdown by LAS versions

1.2 (5,544 files)

File Breakdown by LAS file types

LAZ (36 files)

File Breakdown by Source IDs

0 (36 files)

File Breakdown by System IDs

[NULL] (36 files)

File Breakdown by Generating Software IDs

LASzip DLL 2.4 r0 (150731) (36 files)

File Breakdown by Point Data Record formats (Data Format ID)

1 (36 files)

File Breakdown by Global Encodings

[NULL] (36 files)

Point Breakdown by Returns (return: count)

1: 17,070,116
2: 1,663,515
3: 628,205
4: 234,549
5: 0

Point Breakdown by Classifications (class: name: points)

Class 0 - Never classified	21,836
Class 1 - Unclassified	1,969,855
Class 2 - Ground	1,125,727,354
Class 3 - Low Vegetation	1
Class 4 - Medium Vegetation	12
Class 5 - High Vegetation	11,182,372,535
Class 6 - Building	7,210,786,351
Class 9 - Water	45,058,321
Class 12 - Overlap/Reserved	2,055
Class 19 - Reserved	6,084,273,190
Class 20 - Reserved	6,091,441,731

File Breakdown by Coordinate Reference Systems

36 files have Horizontal Coordinate System

PROJCS["NZGD2000 / New Zealand Transverse Mercator 2000",GEOGCS["NZGD2000",DATUM["New_Zealand_Geodetic_Datum_2000",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6167"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4167"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",173],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",1600000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2193"]]

36 files have Vertical Coordinate System

VERT_CS["NZVD2016 height",VERT_DATUM["New Zealand Vertical Datum 2016",2005,AUTHORITY["EPSG","1169"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Up",UP],AUTHORITY["EPSG","7839"]]

Included Attributes

X positions	yes
Y positions	yes
Z positions	yes
Intensity	yes
Return Number	yes
Number of Returns	yes
Scan Direction Flag	yes
Edge of Flight Line	yes
Classification	yes
Scan Angle Rank	yes
User Data	yes
Point Source ID	yes
GPS Time	yes
RGB	yes

Minimum and Maximum Attributes (min, max)

XYZ Positions	[313140.13, 7343492.96, -12.42], [360866.99, 7416406.11, 1494.73]
Intensity	0, 4144
Return Number	0, 4
Number of Returns	0, 4
Scan Direction Flag	0, 1
Edge of Flight Line	0, 1
Classification	0, 20
Scan Angle Rank	-127.0, 127.0
User Data	0, 255
Point Source ID	0, 65535
GPS Time	-1.825779131E9, 1.174753626E9
RGB Colors	0, 65280
File Creation Day	2, 353
File Creation Year	2012, 2019

Summary of Warnings

There is no warning to report.

LAS File Content

#	File Name	Creation Year	Creation DoY	Is Compressed	Bytes	Software ID
1	CL2_AX30_2016_1000_2949.laz	2016	348	true	253,260	LASzip DLL 2.4 r0 (150731)
2	CL2_AX30_2016_1000_2950.laz	2016	348	true	2,633,210	LASzip DLL 2.4 r0 (150731)
3	CL2_AX30_2016_1000_3049.laz	2016	348	true	1,316,849	LASzip DLL 2.4 r0 (150731)
4	CL2_AX30_2016_1000_3050.laz	2016	348	true	3,039,935	LASzip DLL 2.4 r0 (150731)
5	CL2_AX30_2016_1000_3150.laz	2016	348	true	34,607	LASzip DLL 2.4 r0 (150731)
6	CL2_AX31_2016_1000_2801.laz	2016	348	true	467,233	LASzip DLL 2.4 r0 (150731)
7	CL2_AX31_2016_1000_2802.laz	2016	348	true	63,646	LASzip DLL 2.4 r0 (150731)
8	CL2_AX31_2016_1000_2901.laz	2016	348	true	4,118,507	LASzip DLL 2.4 r0 (150731)
9	CL2_AX31_2016_1000_2902.laz	2016	348	true	2,122,123	LASzip DLL 2.4 r0 (150731)
10	CL2_AX31_2016_1000_2903.laz	2016	348	true	689,284	LASzip DLL 2.4 r0 (150731)
11	CL2_AX31_2016_1000_2904.laz	2016	348	true	1,027,319	LASzip DLL 2.4 r0 (150731)
12	CL2_AX31_2016_1000_2905.laz	2016	348	true	2,187,883	LASzip DLL 2.4 r0 (150731)
13	CL2_AX31_2016_1000_2906.laz	2016	348	true	655,017	LASzip DLL 2.4 r0 (150731)
14	CL2_AX31_2016_1000_2907.laz	2016	348	true	34,371	LASzip DLL 2.4 r0 (150731)
15	CL2_AX31_2016_1000_2908.laz	2016	348	true	29,247	LASzip DLL 2.4 r0 (150731)
16	CL2_AX31_2016_1000_3001.laz	2016	348	true	2,409,617	LASzip DLL 2.4 r0 (150731)
17	CL2_AX31_2016_1000_3002.laz	2016	348	true	3,061,054	LASzip DLL 2.4 r0 (150731)
18	CL2_AX31_2016_1000_3003.laz	2016	348	true	3,912,329	LASzip DLL 2.4 r0 (150731)
19	CL2_AX31_2016_1000_3004.laz	2016	348	true	2,578,278	LASzip DLL 2.4 r0 (150731)
20	CL2_AX31_2016_1000_3005.laz	2016	348	true	2,637,165	LASzip DLL 2.4 r0 (150731)
21	CL2_AX31_2016_1000_3006.laz	2016	348	true	3,042,713	LASzip DLL 2.4 r0 (150731)
22	CL2_AX31_2016_1000_3007.laz	2016	348	true	3,513,266	LASzip DLL 2.4 r0 (150731)
23	CL2_AX31_2016_1000_3008.laz	2016	348	true	1,080,349	LASzip DLL 2.4 r0 (150731)
24	CL2_AX31_2016_1000_3101.laz	2016	348	true	61,345	LASzip DLL 2.4 r0 (150731)
25	CL2_AX31_2016_1000_3102.laz	2016	348	true	111,548	LASzip DLL 2.4 r0 (150731)
26	CL2_AX31_2016_1000_3103.laz	2016	348	true	1,152,846	LASzip DLL 2.4 r0 (150731)
27	CL2_AX31_2016_1000_3104.laz	2016	348	true	5,239,223	LASzip DLL 2.4 r0 (150731)
28	CL2_AX31_2016_1000_3105.laz	2016	348	true	4,046,984	LASzip DLL 2.4 r0 (150731)
29	CL2_AX31_2016_1000_3106.laz	2016	348	true	2,985,795	LASzip DLL 2.4 r0 (150731)
30	CL2_AX31_2016_1000_3107.laz	2016	348	true	2,095,631	LASzip DLL 2.4 r0 (150731)
31	CL2_AX31_2016_1000_3108.laz	2016	348	true	52,691	LASzip DLL 2.4 r0 (150731)
32	CL2_AX31_2016_1000_3204.laz	2016	348	true	1,979,202	LASzip DLL 2.4 r0 (150731)
33	CL2_AX31_2016_1000_3205.laz	2016	348	true	3,901,703	LASzip DLL 2.4 r0 (150731)
34	CL2_AX31_2016_1000_3206.laz	2016	348	true	692,395	LASzip DLL 2.4 r0 (150731)
35	CL2_AX31_2016_1000_3304.laz	2016	348	true	95,581	LASzip DLL 2.4 r0 (150731)
36	CL2_AX31_2016_1000_3305.laz	2016	348	true	59,848	LASzip DLL 2.4 r0 (150731)

Header Information

#	File Name	Point Count	minX	minY	minZ	maxX	maxY	maxZ	Area	Density
1	CL2_AX30_2016_1000_2949.laz	70,465	1731339.0	6033120.0	7.0	1731519.0	6033341.0	32.0	40,256.897	1.75
2	CL2_AX30_2016_1000_2950.laz	839,218	1731520.0	6033120.0	-1.0	1731999.0	6033807.0	37.0	262,290.547	3.20
3	CL2_AX30_2016_1000_3049.laz	399,210	1731208.0	6032583.0	6.0	1731519.0	6033119.0	37.0	146,387.495	2.73
4	CL2_AX30_2016_1000_3050.laz	873,231	1731520.0	6032400.0	-2.0	1731999.0	6033119.0	33.0	341,828.349	2.55
5	CL2_AX30_2016_1000_3150.laz	11,003	1731854.0	6032320.0	1.0	1731999.0	6032399.0	8.0	9,150.943	1.20
6	CL2_AX31_2016_1000_2801.laz	131,252	1732047.0	6033840.0	0.0	1732479.0	6033975.0	22.0	38,837.863	3.38
7	CL2_AX31_2016_1000_2802.laz	14,395	1732480.0	6033840.0	0.0	1732712.0	6033890.0	28.0	5,803.592	2.48
8	CL2_AX31_2016_1000_2901.laz	1,416,778	1732000.0	6033120.0	-1.0	1732479.0	6033839.0	41.0	339,220.425	4.18
9	CL2_AX31_2016_1000_2902.laz	650,580	1732480.0	6033120.0	0.0	1732959.0	6033839.0	27.0	244,947.628	2.66
10	CL2_AX31_2016_1000_2903.laz	208,343	1732960.0	6033120.0	0.0	1733439.0	6033401.0	21.0	84,862.364	2.46
11	CL2_AX31_2016_1000_2904.laz	283,966	1733440.0	6033120.0	0.0	1733919.0	6033569.0	15.0	164,197.967	1.73
12	CL2_AX31_2016_1000_2905.laz	742,539	1733920.0	6033120.0	0.0	1734399.0	6033767.0	42.0	276,390.368	2.69
13	CL2_AX31_2016_1000_2906.laz	205,340	1734400.0	6033120.0	0.0	1734672.0	6033589.0	60.0	101,860.448	2.02
14	CL2_AX31_2016_1000_2907.laz	8,259	1735098.0	6033138.0	0.0	1735359.0	6033281.0	30.0	9,605.649	0.86
15	CL2_AX31_2016_1000_2908.laz	7,901	1735360.0	6033120.0	0.0	1735553.0	6033182.0	28.0	5,028.164	1.57
16	CL2_AX31_2016_1000_3001.laz	821,050	1732000.0	6032400.0	-2.0	1732479.0	6033119.0	21.0	352,319.497	2.33
17	CL2_AX31_2016_1000_3002.laz	1,050,012	1732480.0	6032400.0	0.0	1732959.0	6033119.0	27.0	354,926.097	2.96
18	CL2_AX31_2016_1000_3003.laz	1,219,795	1732960.0	6032400.0	0.0	1733439.0	6033119.0	34.0	354,227.723	3.44
19	CL2_AX31_2016_1000_3004.laz	801,986	1733440.0	6032400.0	0.0	1733919.0	6033119.0	21.0	334,379.635	2.40
20	CL2_AX31_2016_1000_3005.laz	927,838	1733920.0	6032400.0	1.0	1734399.0	6033119.0	32.0	372,976.22	2.49
21	CL2_AX31_2016_1000_3006.laz	928,425	1734400.0	6032400.0	0.0	1734879.0	6033119.0	104.0	379,825.926	2.44
22	CL2_AX31_2016_1000_3007.laz	1,057,281	1734880.0	6032400.0	-1.0	1735359.0	6033117.0	103.0	370,469.169	2.85
23	CL2_AX31_2016_1000_3008.laz	334,330	1735360.0	6032400.0	0.0	1735825.0	6033119.0	29.0	137,278.551	2.44
24	CL2_AX31_2016_1000_3101.laz	19,708	1732000.0	6032315.0	3.0	1732145.0	6032399.0	19.0	9,033.274	2.18
25	CL2_AX31_2016_1000_3102.laz	45,473	1732533.0	6032288.0	3.0	1732959.0	6032399.0	26.0	20,214.036	2.25
26	CL2_AX31_2016_1000_3103.laz	414,631	1732960.0	6031921.0	2.0	1733439.0	6032399.0	18.0	254,048.466	1.63
27	CL2_AX31_2016_1000_3104.laz	1,503,862	1733440.0	6031680.0	1.0	1733919.0	6032399.0	46.0	504,312.364	2.98
28	CL2_AX31_2016_1000_3105.laz	1,165,949	1733920.0	6031680.0	1.0	1734399.0	6032399.0	26.0	384,345.37	3.03
29	CL2_AX31_2016_1000_3106.laz	978,651	1734400.0	6031680.0	0.0	1734879.0	6032399.0	98.0	345,297.807	2.83
30	CL2_AX31_2016_1000_3107.laz	619,059	1734880.0	6031733.0	0.0	1735359.0	6032399.0	53.0	241,109.558	2.57
31	CL2_AX31_2016_1000_3108.laz	18,704	1735360.0	6032281.0	0.0	1735556.0	6032399.0	9.0	8,519.723	2.20
32	CL2_AX31_2016_1000_3204.laz	519,224	1733537.0	6030960.0	1.0	1733919.0	6031679.0	51.0	189,995.35	2.73
33	CL2_AX31_2016_1000_3205.laz	1,041,132	1733920.0	6030960.0	0.0	1734399.0	6031679.0	34.0	316,482.914	3.29
34	CL2_AX31_2016_1000_3206.laz	221,779	1734400.0	6031381.0	0.0	1734821.0	6031679.0	31.0	61,894.825	3.58
35	CL2_AX31_2016_1000_3304.laz	24,574	1733829.0	6030800.0	0.0	1733919.0	6030959.0	7.0	15,432.042	1.59
36	CL2_AX31_2016_1000_3305.laz	20,442	1733920.0	6030824.0	0.0	1734034.0	6030959.0	7.0	10,742.309	1.90

Results from File Scan

#	File Name	Point Count	minX	minY	minZ	maxX	maxY	maxZ	Area	Density
1	CL2_AX30_2016_1000_2949.laz	70,465	1731339.0	6033120.0	7.0	1731519.0	6033341.0	32.0	40,256.897	1.75
2	CL2_AX30_2016_1000_2950.laz	839,218	1731520.0	6033120.0	-1.0	1731999.0	6033807.0	37.0	262,290.547	3.20
3	CL2_AX30_2016_1000_3049.laz	399,210	1731208.0	6032583.0	6.0	1731519.0	6033119.0	37.0	146,387.495	2.73
4	CL2_AX30_2016_1000_3050.laz	873,231	1731520.0	6032400.0	-2.0	1731999.0	6033119.0	33.0	341,828.349	2.55
5	CL2_AX30_2016_1000_3150.laz	11,003	1731854.0	6032320.0	1.0	1731999.0	6032399.0	8.0	9,150.943	1.20
6	CL2_AX31_2016_1000_2801.laz	131,252	1732047.0	6033840.0	0.0	1732479.0	6033975.0	22.0	38,837.863	3.38
7	CL2_AX31_2016_1000_2802.laz	14,395	1732480.0	6033840.0	0.0	1732712.0	6033890.0	28.0	5,803.592	2.48
8	CL2_AX31_2016_1000_2901.laz	1,416,778	1732000.0	6033120.0	-1.0	1732479.0	6033839.0	41.0	339,220.425	4.18
9	CL2_AX31_2016_1000_2902.laz	650,580	1732480.0	6033120.0	0.0	1732959.0	6033839.0	27.0	244,947.628	2.66
10	CL2_AX31_2016_1000_2903.laz	208,343	1732960.0	6033120.0	0.0	1733439.0	6033401.0	21.0	84,862.364	2.46
11	CL2_AX31_2016_1000_2904.laz	283,966	1733440.0	6033120.0	0.0	1733919.0	6033569.0	15.0	164,197.967	1.73
12	CL2_AX31_2016_1000_2905.laz	742,539	1733920.0	6033120.0	0.0	1734399.0	6033767.0	42.0	276,390.368	2.69
13	CL2_AX31_2016_1000_2906.laz	205,340	1734400.0	6033120.0	0.0	1734672.0	6033589.0	60.0	101,860.448	2.02
14	CL2_AX31_2016_1000_2907.laz	8,259	1735098.0	6033138.0	0.0	1735359.0	6033281.0	30.0	9,605.649	0.86
15	CL2_AX31_2016_1000_2908.laz	7,901	1735360.0	6033120.0	0.0	1735553.0	6033182.0	28.0	5,028.164	1.57
16	CL2_AX31_2016_1000_3001.laz	821,050	1732000.0	6032400.0	-2.0	1732479.0	6033119.0	21.0	352,319.497	2.33
17	CL2_AX31_2016_1000_3002.laz	1,050,012	1732480.0	6032400.0	0.0	1732959.0	6033119.0	27.0	354,926.097	2.96
18	CL2_AX31_2016_1000_3003.laz	1,219,795	1732960.0	6032400.0	0.0	1733439.0	6033119.0	34.0	354,227.723	3.44
19	CL2_AX31_2016_1000_3004.laz	801,986	1733440.0	6032400.0	0.0	1733919.0	6033119.0	21.0	334,379.635	2.40
20	CL2_AX31_2016_1000_3005.laz	927,838	1733920.0	6032400.0	1.0	1734399.0	6033119.0	32.0	372,976.22	2.49
21	CL2_AX31_2016_1000_3006.laz	928,425	1734400.0	6032400.0	0.0	1734879.0	6033119.0	104.0	379,825.926	2.44
22	CL2_AX31_2016_1000_3007.laz	1,057,281	1734880.0	6032400.0	-1.0	1735359.0	6033117.0	103.0	370,469.169	2.85
23	CL2_AX31_2016_1000_3008.laz	334,330	1735360.0	6032400.0	0.0	1735825.0	6033119.0	29.0	137,278.551	2.44
24	CL2_AX31_2016_1000_3101.laz	19,708	1732000.0	6032315.0	3.0	1732145.0	6032399.0	19.0	9,033.274	2.18
25	CL2_AX31_2016_1000_3102.laz	45,473	1732533.0	6032288.0	3.0	1732959.0	6032399.0	26.0	20,214.036	2.25
26	CL2_AX31_2016_1000_3103.laz	414,631	1732960.0	6031921.0	2.0	1733439.0	6032399.0	18.0	254,048.466	1.63
27	CL2_AX31_2016_1000_3104.laz	1,503,862	1733440.0	6031680.0	1.0	1733919.0	6032399.0	46.0	504,312.364	2.98
28	CL2_AX31_2016_1000_3105.laz	1,165,949	1733920.0	6031680.0	1.0	1734399.0	6032399.0	26.0	384,345.37	3.03
29	CL2_AX31_2016_1000_3106.laz	978,651	1734400.0	6031680.0	0.0	1734879.0	6032399.0	98.0	345,297.807	2.83
30	CL2_AX31_2016_1000_3107.laz	619,059	1734880.0	6031733.0	0.0	1735359.0	6032399.0	53.0	241,109.558	2.57
31	CL2_AX31_2016_1000_3108.laz	18,704	1735360.0	6032281.0	0.0	1735556.0	6032399.0	9.0	8,519.723	2.20
32	CL2_AX31_2016_1000_3204.laz	519,224	1733537.0	6030960.0	1.0	1733919.0	6031679.0	51.0	189,995.35	2.73
33	CL2_AX31_2016_1000_3205.laz	1,041,132	1733920.0	6030960.0	0.0	1734399.0	6031679.0	34.0	316,482.914	3.29
34	CL2_AX31_2016_1000_3206.laz	221,779	1734400.0	6031381.0	0.0	1734821.0	6031679.0	31.0	61,894.825	3.58
35	CL2_AX31_2016_1000_3304.laz	24,574	1733829.0	6030800.0	0.0	1733919.0	6030959.0	7.0	15,432.042	1.59
36	CL2_AX31_2016_1000_3305.laz	20,442	1733920.0	6030824.0	0.0	1734034.0	6030959.0	7.0	10,742.309	1.90

Spatial Reference (detailed in JSON format)

{

	"horizontal":"PROJCS[\"SIRGAS 2000 \/ UTM zone 23S\",GEOGCS[\"SIRGAS 2000\",DATUM[\"Sistema_de_Referencia_Geocentrico_para_las_AmericaS_2000\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY[\"EPSG\",\"6674\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4674\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-45],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",10000000],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"31983\"]]",

	"wkt":"PROJCS[\"SIRGAS 2000 \/ UTM zone 23S\",GEOGCS[\"SIRGAS 2000\",DATUM[\"Sistema_de_Referencia_Geocentrico_para_las_AmericaS_2000\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY[\"EPSG\",\"6674\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4674\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-45],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",10000000],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"31983\"]]",

	"isgeocentric":false,

	"prettywkt":"PROJCS[\"SIRGAS 2000 \/ UTM zone 23S\",    GEOGCS[\"SIRGAS 2000\",        DATUM[\"Sistema_de_Referencia_Geocentrico_para_las_AmericaS_2000\",            SPHEROID[\"GRS 1980\",6378137,298.257222101,                AUTHORITY[\"EPSG\",\"7019\"]],            TOWGS84[0,0,0,0,0,0,0],            AUTHORITY[\"EPSG\",\"6674\"]],        PRIMEM[\"Greenwich\",0,            AUTHORITY[\"EPSG\",\"8901\"]],        UNIT[\"degree\",0.0174532925199433,            AUTHORITY[\"EPSG\",\"9122\"]],        AUTHORITY[\"EPSG\",\"4674\"]],    PROJECTION[\"Transverse_Mercator\"],    PARAMETER[\"latitude_of_origin\",0],    PARAMETER[\"central_meridian\",-45],    PARAMETER[\"scale_factor\",0.9996],    PARAMETER[\"false_easting\",500000],    PARAMETER[\"false_northing\",10000000],    UNIT[\"metre\",1,        AUTHORITY[\"EPSG\",\"9001\"]],    AXIS[\"Easting\",EAST],    AXIS[\"Northing\",NORTH],    AUTHORITY[\"EPSG\",\"31983\"]]",

	"proj4":"+proj=utm +zone=23 +south +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs",

	"vertical":"",

	"prettycompoundwkt":"PROJCS[\"SIRGAS 2000 \/ UTM zone 23S\",    GEOGCS[\"SIRGAS 2000\",        DATUM[\"Sistema_de_Referencia_Geocentrico_para_las_AmericaS_2000\",            SPHEROID[\"GRS 1980\",6378137,298.257222101,                AUTHORITY[\"EPSG\",\"7019\"]],            TOWGS84[0,0,0,0,0,0,0],            AUTHORITY[\"EPSG\",\"6674\"]],        PRIMEM[\"Greenwich\",0,            AUTHORITY[\"EPSG\",\"8901\"]],        UNIT[\"degree\",0.0174532925199433,            AUTHORITY[\"EPSG\",\"9122\"]],        AUTHORITY[\"EPSG\",\"4674\"]],    PROJECTION[\"Transverse_Mercator\"],    PARAMETER[\"latitude_of_origin\",0],    PARAMETER[\"central_meridian\",-45],    PARAMETER[\"scale_factor\",0.9996],    PARAMETER[\"false_easting\",500000],    PARAMETER[\"false_northing\",10000000],    UNIT[\"metre\",1,        AUTHORITY[\"EPSG\",\"9001\"]],    AXIS[\"Easting\",EAST],    AXIS[\"Northing\",NORTH],    AUTHORITY[\"EPSG\",\"31983\"]]",

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	"isgeographic":false,

	"compoundwkt":"PROJCS[\"SIRGAS 2000 \/ UTM zone 23S\",GEOGCS[\"SIRGAS 2000\",DATUM[\"Sistema_de_Referencia_Geocentrico_para_las_AmericaS_2000\",SPHEROID[\"GRS 1980\",6378137,298.257222101,AUTHORITY[\"EPSG\",\"7019\"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY[\"EPSG\",\"6674\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4674\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-45],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",10000000],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"31983\"]]"

}

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OpenTopography LAS Registration and Processing Report

Dataset: Sao Paulo, Brazil Lidar Survey 2017