T15S
ALTERNATE NAME/NUMBER - Mount Cahill
74º 55' 32.436" S
070º 12' 57.752" W
1592 Meters
ORVILLE COAST
1977-78 Season
Engineers: David Reed, Eberhand G. Schirmacher, Robin Schumtzler,
and Harry Zohn, Jr.
Intersected peak positions determined by terrestrial surveys
employing Wild T-2 theodolite for angular measurements and Electro-tapes
for distance measurements from positions developed by geoceiver (Doppler)
observations.
Elevations based on sea level using the Goddard Earth Model
(GEM) 10B.
Located in Ellsworth Land approximately 38 km E of Ski-Hi Nunataks and
approximately 32 km N of Mt. Ballard on Graser Nunatak, intersected station.
Survey mark - highest rock point.
Surveyed on 12 January 1978.
Horizontal Datum - Position based on WGS 66 datum by a 19 satellite
pass, position measurement at station 22251 (Base Camp). Accuracy estimated
to be +/- 15 meters.
Vertical Datum - Geoceiver height corrected to sea level using NASA
GEM 10 geoid model.
Image Views
FULL Scene
(185 km x 185 km)
Landsat 4: LT42131113008903210
Path 213 Row 113 - 01 February 1989
Quad map outlined in red. Up in image is roughly 35 degrees True.
Sun elev: 22º / Sun azimuth: 74º
Click on image to view larger version
B&W: 230K jpeg (12 pixels/inch)
Regional View
28 km x 28 km (701 x 701 pixels)
Box indicates position of local chip
Click on image to download uncompressed version (1.4 MB tif file)
Local Chip
2.5 km x 2.5 km (69 x 69 pixels)
Centered on control point pixel
Click on image to download uncompressed version (45K tif file)
Aerial photos
Vertical
from TMA 1645-150V
approx 4 km x 4 km
Click on thumbnail to view larger version (115K jpg)
Local Chip
101 x 101 pixels
Centered on control point
Click on image to download uncompressed version (46K tif file)
Vertical
from TMA 1744-339V
approx 4 km x 4 km
Click on thumbnail to view larger version (115K jpg)
Local Chip
101 x 101 pixels
Centered on control point
Click on image to download uncompressed version (46K tif file)
FULL Scene
(185 km x 185 km)
