- Title:
-
Geophysical data of field activity C-20-69-NP in Robert D.
Conrad from 08/09/1969 to 09/03/1969
- Abstract:
-
Chief Scientist: S. Lieber. Geophysical data
(transitsatellite, magnetics, gravity, airgun, 3dot5khz,
12khz) of field activity C-20-69-NP in Robert D. Conrad from
08/09/1969 to 09/03/1969,
<http://walrus.wr.usgs.gov/infobank/c/c2069np/html/c-20-69-np.meta.html>.
- Supplemental_Information:
-
Equipment Used -
transitsatellite navigation
magnetics l-DGO Mfg. Proton-Precession magnetics
gravity Anschultz Electrictable, Askania GSS2-6 gravity
airgun l-DGO 25 cu. in. airgun
3dot5khz 3.5k khz bathymetry
12khz 12 khz bathymetry
Similar information is available for thousands
of other USGS/CMG-related Activities.
If known, available are Activity-specific
navigation, gravity, magnetics, bathymetry,
seismic, and sampling data; track maps; and
equipment information; as well as summary
overviews, crew lists, and information
about analog materials.
If available, access to physical samples is
described in the "WR CMG Sample Distribution
Policy" at:
<http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Primary access to the USGS/CMG Information
Bank's digital data, analog data, and
metadata is provided through...
<http://walrus.wr.usgs.gov/infobank/>
This page accomodates a variety of search
approaches (e.g., by platform, by region,
by scientist, by equipment type, etc.).
- How should this data set be cited?
U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>, 20130331, Geophysical data of field activity C-20-69-NP in Robert D. Conrad from 08/09/1969 to 09/03/1969: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.
Online Links:
- What geographic area does the data set cover?
- West_Bounding_Coordinate: 163.96201
- East_Bounding_Coordinate: -176.06599
- North_Bounding_Coordinate: 57.60600
- South_Bounding_Coordinate: 51.37500
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 09-Aug-1969
- Ending_Date: 03-Sep-1969
- Currentness_Reference: ground condition
- What is the general form of this data set?
- How does the data set represent geographic features?
- How are geographic features stored in the data set?
- Indirect_Spatial_Reference: Robert D. Conrad
This is a Point data set.
It contains the following vector data types (SDTS terminology):
- What coordinate system is used to represent geographic features?
Horizontal positions are specified in geographic coordinates, that is, latitude and longitude.
Latitudes are given to the nearest 0.00001.
Longitudes are given to the nearest 0.00001.
Latitude and longitude values are specified in Decimal degrees.
The horizontal datum used is North American Datum of 1927.
The ellipsoid used is Clarke 1866.
The semi-major axis of the ellipsoid used is 6378206.4.
The flattening of the ellipsoid used is 1/294.98.
- Vertical_Coordinate_System_Definition:
-
- Depth_System_Definition:
-
- Depth_Datum_Name: Local surface
- Depth_Resolution: 0.1
- Depth_Distance_Units: meters
- Depth_Encoding_Method: Attribute values
- How does the data set describe geographic features?
- Entity_and_Attribute_Overview:
-
Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>
- Entity_and_Attribute_Overview:
-
Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.html>
- Entity_and_Attribute_Overview:
-
Magnetics with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.html>
- Entity_and_Attribute_Overview:
-
Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
- Who are the originators of the data set? (may include formal authors, digital compilers, and editors)
- Who also contributed to the data set?
S. Lieber (Chief Scientist)
- To whom should users address questions about the data?
These data and information are intended for science
researchers, students from elementary through
college, policy makers, and general public.
- From what previous works were the data drawn?
- How were the data generated, processed, and modified?
- Date: 30-Jan-1998 (process 1 of 4)
-
Navigation Data
01/30/1998 clint c-20-69-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
Person who carried out this activity:
- Date: 31-Oct-1998 (process 2 of 4)
-
Gravity Data
10/31/1998 /lion/c/c2069np/grav/c-20-69-np.160_050
/bear/programs/edit/automerge/automerge
Input was...
01/30/1998 clint c-20-69-np.160
/bear/programs/ngdc/unrefngdc/unrefngdc
Free Air Anomaly data
Input was...
01/30/1998 clint c-20-69-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- Date: 20-Jun-2012 (process 3 of 4)
-
Magnetics Data
06/20/2012 carolyn c-20-69-np.221_050
Reprocessed using subroutines from Susan Macmillan's
IGRF SYNTHESIS PROGRAM <http://www.ngdc.noaa.gov/IAGA/vmod/igrf11.f>
with IGRF-11 coeffiecients integrated into the source code.
/infobank/programs/mag/magred1111/magred1111.for
Using geodetic coordinate system (Earth shape approximated by spheriod)
with altitude 0.0 km (for sea level).
Input was...
10/31/1998 /lion/c/c2069np/mag/c-20-69-np.220_050
/bear/programs/edit/automerge/automerge
01/30/1998 clint c-20-69-np.220
/bear/programs/ngdc/unrefngdc/unrefngdc
Edited magnetics data
01/30/1998 clint c-20-69-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- Date: 31-Oct-1998 (process 4 of 4)
-
Bathymetry Data
10/31/1998 /lion/c/c2069np/bath/c-20-69-np.320_050
/bear/programs/edit/automerge/automerge
Input was...
01/30/1998 clint c-20-69-np.320
/bear/programs/ngdc/unrefngdc/unrefngdc
Edited bathymetry data with corrected depths
Input was...
01/30/1998 clint c-20-69-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- What similar or related data should the user be aware of?
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Unknown, USGS/CMG Information Bank <http://walrus.wr.usgs.gov/infobank/>: U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.
Online Links:
- How well have the observations been checked?
Identified as best available version.
- How accurate are the geographic locations?
Unspecified
- How accurate are the heights or depths?
Unspecified
- Where are the gaps in the data? What is missing?
Start and end date/times of data
Navigation Data (c-20-69-np.050 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196908092000000 196908111330000
196908111430000 196908111548000
196908111632000 196908111632000
196908111712000 196908121830000
196908122104000 196908131806000
196908132020000 196908132020000
196908132100000 196908141200000
196908141222000 196908141222000
196908141410000 196908141410000
196908141554000 196908160136000
196908160403000 196908161800000
196908161830000 196908162024000
196908162100000 196908202355000
196908210006000 196908210006000
196908210022000 196908210022000
196908210118000 196908240957000
196908241212000 196908241212000
196908241300000 196908251812000
196908251930000 196908251930000
196908252034000 196908270857000
196908271042000 196908271042000
196908271730000 196908281248000
196908281354000 196908281354000
196908281520000 196908281520000
196908281952000 196908281952000
196908282021000 196908300012000
196908300058000 196908300058000
196908300234000 196908300234000
196908300354000 196908301518000
196908301536000 196908301536000
196908301842000 196908311912000
196908312058000 196908312058000
196908312200000 196908312200000
196908312344000 196908312344000
196909010048000 196909010052000
196909010123000 196909030248000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Gravity Data (c-20-69-np.160_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196908092030000 196908100615000
196908111440000 196908111545000
196908111800000 196908111945000
196908112015000 196908112045000
196908112115000 196908120830000
196908120915000 196908121115000
196908121345000 196908121730000
196908122130000 196908130330000
196908130400000 196908130600000
196908130730000 196908130930000
196908131000000 196908131330000
196908131445000 196908131700000
196908132215000 196908141119000
196908141610000 196908150330000
196908150355000 196908160120000
196908160420000 196908161155000
196908161220000 196908161430000
196908161455000 196908161719000
196908162012000 196908162023000
196908162120000 196908162134000
196908162200000 196908162233000
196908162255000 196908170105000
196908170130000 196908170153000
196908170215000 196908170334000
196908170415000 196908171715000
196908171830000 196908180110000
196908180150000 196908180208000
196908180230000 196908180818000
196908180840000 196908181200000
196908181230000 196908181730000
196908181800000 196908182220000
196908182300000 196908190910000
196908190950000 196908191222000
196908191245000 196908191420000
196908191500000 196908191742000
196908191950000 196908192245000
196908192315000 196908201108000
196908201130000 196908202333000
196908210255000 196908210350000
196908210430000 196908210545000
196908210630000 196908210915000
196908210940000 196908212315000
196908212345000 196908220130000
196908220200000 196908220545000
196908220715000 196908220815000
196908220850000 196908220905000
196908221005000 196908221435000
196908221515000 196908222025000
196908222050000 196908222359000
196908230030000 196908230630000
196908230700000 196908230808000
196908230830000 196908231555000
196908231625000 196908240500000
196908240530000 196908240900000
196908241325000 196908241720000
196908241745000 196908250530000
196908250600000 196908251315000
196908251345000 196908251755000
196908252110000 196908260330000
196908260355000 196908261215000
196908261240000 196908261736000
196908261800000 196908262300000
196908262330000 196908270415000
196908270450000 196908270844000
196908271800000 196908272035000
196908272100000 196908280807000
196908280830000 196908281230000
196908282040000 196908291415000
196908291445000 196908292359000
196908300420000 196908301500000
196908301945000 196908310400000
196908310430000 196908311324000
196908311345000 196908311454000
196908311515000 196908311900000
196909010155000 196909010615000
196909010730000 196909011735000
196909011815000 196909020800000
196909020830000 196909021830000
196909022000000 196909030145000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Magnetics Data (c-20-69-np.221_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196908092005000 196908110909000
196908111121000 196908111300000
196908111718000 196908120830000
196908120842000 196908121804000
196908122119000 196908131753000
196908132109000 196908141122000
196908141605000 196908160121000
196908160410000 196908161736000
196908162119000 196908191803000
196908191922000 196908202333000
196908210121000 196908220545000
196908221451000 196908230339000
196908230350000 196908231200000
196908231620000 196908240900000
196908241310000 196908251756000
196908252048000 196908270844000
196908271745000 196908271930000
196908271945000 196908281237000
196908282028000 196908290710000
196908290721000 196908300000000
196908300406000 196908301500000
196908301934000 196908310615000
196908310627000 196908311903000
196909010134000 196909011840000
196909011851000 196909020138000
196909020152000 196909021912000
196909021927000 196909030230000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (c-20-69-np.320_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196908092003000 196908111327000
196908111430000 196908111542000
196908111715000 196908121718000
196908121730000 196908121830000
196908122112000 196908131806000
196908132100000 196908141200000
196908141600000 196908160130000
196908160403000 196908161757000
196908161830000 196908162024000
196908162100000 196908202354000
196908210118000 196908240957000
196908241300000 196908250342000
196908250400000 196908251806000
196908252042000 196908260418000
196908260430000 196908260430000
196908260448000 196908270857000
196908271730000 196908281248000
196908282021000 196908300012000
196908300400000 196908301512000
196908301842000 196908311912000
196909010133000 196909010515000
196909010533000 196909030245000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
- How consistent are the relationships among the observations, including topology?
Unspecified
Are there legal restrictions on access or use of the data?
- Access_Constraints:
-
Physical materials are under controlled on-site access.
If available, access to physical samples is described
in the "WR CMG Sample Distribution Policy" at:
<http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
- Use_Constraints:
-
Please recognize the U.S. Geological Survey (USGS) as
the source of this information.
Physical materials are under controlled on-site access.
Some USGS information accessed through this means
may be preliminary in nature and presented without
the approval of the Director of the USGS. This
information is provided with the understanding
that it is not guaranteed to be correct or complete
and conclusions drawn from such information are
the responsibility of the user.
This information is not intended for navigational
purposes.
Any use of trade, firm, or product names is for
descriptive purposes only and does not imply
endorsement by the U.S. Government.
- Who distributes the data set? (Distributor 1 of 1)
- What's the catalog number I need to order this data set?
Downloadable Data C-20-69-NP data set <http://walrus.wr.usgs.gov/infobank/c/c2069np/html/c-20-69-np.meta.html>
- What legal disclaimers am I supposed to read?
Please recognize the U.S. Geological Survey (USGS) as
the source of this information.
Physical materials are under controlled on-site access.
Some USGS information accessed through this means
may be preliminary in nature and presented without
the approval of the Director of the USGS. This
information is provided with the understanding
that it is not guaranteed to be correct or complete
and conclusions drawn from such information are
the responsibility of the user.
This information is not intended for navigational
purposes.
Any use of trade, firm, or product names is for
descriptive purposes only and does not imply
endorsement by the U.S. Government.
- How can I download or order the data?
- Availability in digital form:
- Cost to order the data: None
- Dates:
- Last modified: 31-Mar-2013
- Metadata author:
-
- Metadata standard:
- FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/> (FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>)
Generated by mp version 2.9.13 on Sun Mar 31 07:11:00 2013
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