GERTRUDE

ALTERNATE NAME/NUMBER -

74º 05' 51.84" S

062º 49' 03.05" W

1756.1 Meters

LASSITER COAST ELECTRONIC TRAVERSE

1969-70 and 1970-1971 Seasons

Engineers: Frederic J. Geier, Jack L. Harry, James R. Heiser,Jr., Robert L. Johnson, Antonio I. Malva-Gomes, Eberhand G. Schirmacher, and Ronald F. Whiting

Terrestrial survey network employing Wild T-2 theodolite for angular measurements and Electro-tapes for distance measurements.

DKM-3A used for astro measurements.

Located near the base of Antarctic Peninsula in the Hutton Mountains approximately 25 km NW of Mt. Nash, approximately 17 km SSE of Mt. Kane, and approximately 11 km ENE of Mt. McElroy at S end of NW/SE ridge approximately 2.5 m SW of 1.5 m high rock cairn, monumented station.

Survey mark - Standard USGS tablet set in drill hole in 1.5 x 1.0 m granite rock projectin 0.5 m above ground level stamped "GERTRUD 1969-1970".

Surveyed on 16 December 1970.

Horizontal Datum - Position based on the Astronomic Position of Wetmore Astro determined during the 1969-70 Season.

Vertical Datum - Mean sea level

Image Views

FULL Scene (185 km x 185 km)

Landsat 4: LT4210112008902710

Path 210 Row 112 - 27 January 1989

Quad map outlined in red. Up in image is roughly 35 degrees True.

Sun elev: 24º / Sun azimuth: 72º

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B&W: 368K 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

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Aerial photos

Oblique (1)

from TMA 1745-55L

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