Mission Summary Table |
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Meta data Field |
Nmemonic |
Type |
Field Value |
Description |
MISSIONID |
Mission ID |
NR |
4 |
Mission reference ID number assigned by BEDMAP project |
MISSDESC |
Mission Descrip. |
TXT |
ANARE Aerial RES of Amery Ice Shelf 1989, December 1989, First Phase. |
Description of mission |
REGION |
Geographic region |
TXT |
Lambert Glacier, Amery Ice Shelf |
Description of the geographical extent of the mission |
DATATYPE |
Datatype keyword |
KW |
Airborne RES |
Keyword (Airborne RES / Ground-based RES / Seismic / Gravity / Borehole) |
PLATFORM |
Platform |
TXT |
Flights 02 - 06 Twin Otter 240 km/hr, Flights 11-14 AS50B (Squirrel) helicopter 180 km/hr. |
Description of platform from which measurements were made (eg. Twin Otter Aircraft) |
THICMETH |
Method |
KW |
ANARE mk 2, 100 MHz ice radar, power 4kW. PRF 10 kHz, Logarithmic receiver. Fixed wing = Separate transmit and reciever antennae consisting of driven element, director and using aircraft wing as reflector. Helo = single antenna in corner reflector. |
Method used to obtain ice thickness (eg. Seismic, RES, Gravity, Borehole) |
THICPROC |
Processing |
TXT |
Delay time reduced to ice thickness assuming 169 m/us, no firn correction. |
Description of algorithm used to calculate ice thickness (Including numeric constants) |
THICLOG |
Logging |
TXT |
Film record, scaling at 20 seconds by hand. |
Description of data logging methods (Digital, Analogue, 35 mm file etc.) |
THICPREC |
Accuracy |
NR |
Estimated accuracy of ice thickness measurement / m |
|
NAVMETH |
Method |
KW |
GPS |
Keyword ( local fix / DR / Astro / Inertial / Doppler / GPS/ < other > ) |
NAVDESC |
Description |
TXT |
Pseudorange GPS or DR (codes given in extra field) |
Description of navigation methods. |
NAVPREC |
Accuracy |
TXT |
100 for GPS (otherwise several km) |
Estimated accuracy of navigation / m |
TERRMETH |
Terrain clearance |
TXT |
RES |
Aircraft height about ground / m (Const. pressure, const. terrain clearance, etc.) |
TERRLOG |
Logging |
TXT |
None |
Description of surface elevation logging methods |
TERRPREC |
Accuracy |
NR |
20 m where given |
|
REFMAP |
Horizontal fixing |
TXT |
Map sheet used in fixing etc. |
|
DATUM |
Datum |
TXT |
Ellipsoid to which data is fixed |
|
SURFMETH |
Method |
TXT |
Differential GPS at key points then interpolated |
Description of instrumentation, algorithms, etc. Orthometric or ellipsoidal |
SURFLOG |
Logging |
TXT |
None D |
Description of logging methods |
SURFPREC |
Accuracy |
NR |
20 m where given |
Estimated accuracy of surface elevation measurements / m |
DATAVOL |
Volume |
TXT |
5000 points |
Volume of data |
SOURCELOC |
Location of primary data |
TXT |
Antarctic CRC/ Australian Antarctic Division. GPO Box 252-80, Hobart, 7001, Australia |
Institute and person holding the original data or best contact. |
SOURCEINST |
Funding agency |
TXT |
Agency(s) responsible for funding project |
|
SOURCEPI |
Responsible person |
TXT |
Dr Ian Allison (i.allison@antcrc.utas.edu.au) |
Details of a currently active researcher who can give further details |
SOURCEREF |
Reference |
TXT |
References to publications that have discussed this data |
|
AVAILABILITY |
Availability |
TXT |
Current availability of data and restrictions placed upon it |
|
COMMENTS |
Other comments |
TXT |
Other pertinent comments concerning data |