SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979
The Stratospheric Aerosol Measurement (SAM) II sensor is abroad the Earth orbiting Nimbus 7 spacecraft proving extinction measurements of the Antarctic and Arctic stratospheric aerosol with a vertical resolution of 1 km. Representative examples and weekly averages of aerosol data and corresponding t...
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1982
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ftnasantrs:oai:casi.ntrs.nasa.gov:19820011860 2023-05-15T14:04:06+02:00 SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 Steele, H. M. Mccormick, M. P. Hamill, P. Unclassified, Unlimited, Publicly available Mar 1, 1982 application/pdf http://hdl.handle.net/2060/19820011860 unknown Document ID: 19820011860 Accession ID: 82N19734 http://hdl.handle.net/2060/19820011860 No Copyright CASI GEOPHYSICS NASA-RP-1088-VOL-2 L-15120 1982 ftnasantrs 2019-07-21T10:17:12Z The Stratospheric Aerosol Measurement (SAM) II sensor is abroad the Earth orbiting Nimbus 7 spacecraft proving extinction measurements of the Antarctic and Arctic stratospheric aerosol with a vertical resolution of 1 km. Representative examples and weekly averages of aerosol data and corresponding temperature profiles for the time and place of each SAM II measurement (April 29, 1979, to October 27, 1979) is presented. Contours of aerosol extinction as a function of altitude and longitude or time were plotted and weekly aerosol optical depths were calculated. Seasonal variations and variations in space (altitude and longitude) for both polar regions are easily seen. Typical values of aerosol extinction at the SAM II wavelength of 1.0 micron for the time priod were 1 to 3 x 10 to the -4th power km -1 in the main stratospheric aerosol layer. Optical depths for the stratosphere were about 0.002. Polar stratospheric clouds at altitudes between the tropopause and 20 km were observed during the Antarctic winter at various times and locations. A ready-to-use format containing a representative sample of the second 6 months of data to be used in atmospheric and climatic studies is presented. Other/Unknown Material Antarc* Antarctic Arctic NASA Technical Reports Server (NTRS) Arctic Antarctic The Antarctic |
institution |
Open Polar |
collection |
NASA Technical Reports Server (NTRS) |
op_collection_id |
ftnasantrs |
language |
unknown |
topic |
GEOPHYSICS |
spellingShingle |
GEOPHYSICS Steele, H. M. Mccormick, M. P. Hamill, P. SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 |
topic_facet |
GEOPHYSICS |
description |
The Stratospheric Aerosol Measurement (SAM) II sensor is abroad the Earth orbiting Nimbus 7 spacecraft proving extinction measurements of the Antarctic and Arctic stratospheric aerosol with a vertical resolution of 1 km. Representative examples and weekly averages of aerosol data and corresponding temperature profiles for the time and place of each SAM II measurement (April 29, 1979, to October 27, 1979) is presented. Contours of aerosol extinction as a function of altitude and longitude or time were plotted and weekly aerosol optical depths were calculated. Seasonal variations and variations in space (altitude and longitude) for both polar regions are easily seen. Typical values of aerosol extinction at the SAM II wavelength of 1.0 micron for the time priod were 1 to 3 x 10 to the -4th power km -1 in the main stratospheric aerosol layer. Optical depths for the stratosphere were about 0.002. Polar stratospheric clouds at altitudes between the tropopause and 20 km were observed during the Antarctic winter at various times and locations. A ready-to-use format containing a representative sample of the second 6 months of data to be used in atmospheric and climatic studies is presented. |
format |
Other/Unknown Material |
author |
Steele, H. M. Mccormick, M. P. Hamill, P. |
author_facet |
Steele, H. M. Mccormick, M. P. Hamill, P. |
author_sort |
Steele, H. M. |
title |
SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 |
title_short |
SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 |
title_full |
SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 |
title_fullStr |
SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 |
title_full_unstemmed |
SAM 2 Measurements of the Polar Stratospheric Aerosol, volume 2. April 1979 to October 1979 |
title_sort |
sam 2 measurements of the polar stratospheric aerosol, volume 2. april 1979 to october 1979 |
publishDate |
1982 |
url |
http://hdl.handle.net/2060/19820011860 |
op_coverage |
Unclassified, Unlimited, Publicly available |
geographic |
Arctic Antarctic The Antarctic |
geographic_facet |
Arctic Antarctic The Antarctic |
genre |
Antarc* Antarctic Arctic |
genre_facet |
Antarc* Antarctic Arctic |
op_source |
CASI |
op_relation |
Document ID: 19820011860 Accession ID: 82N19734 http://hdl.handle.net/2060/19820011860 |
op_rights |
No Copyright |
_version_ |
1766275113094742016 |