ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ...
These Ionograms were digitized from the original ISIS-2 7-Track Analog Telemetry Tapes using the Facilities of the former Data Evaluation Laboratory at the NASA/GSFC. This Data Restoration Project is headed by Dr. R.F. Benson (NASA/GSFC). Ionograms were digitized at the Rate of 40,000 16-bit samples...
Main Authors: | , , |
---|---|
Format: | Dataset |
Language: | unknown |
Published: |
Space Physics Data Facility
2024
|
Subjects: | |
Online Access: | https://dx.doi.org/10.48322/ae1m-0y25 https://hpde.io/NASA/NumericalData/ISIS2/SFS/AverageIonogram/SyowaBase/PT22S.html |
id |
ftdatacite:10.48322/ae1m-0y25 |
---|---|
record_format |
openpolar |
spelling |
ftdatacite:10.48322/ae1m-0y25 2024-04-28T08:03:30+00:00 ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... Whitteker, James H. Benson, Robert F. Bilitza, Dieter K. 2024 https://dx.doi.org/10.48322/ae1m-0y25 https://hpde.io/NASA/NumericalData/ISIS2/SFS/AverageIonogram/SyowaBase/PT22S.html unknown Space Physics Data Facility Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode cc0-1.0 dataset Dataset 2024 ftdatacite https://doi.org/10.48322/ae1m-0y25 2024-04-02T10:50:59Z These Ionograms were digitized from the original ISIS-2 7-Track Analog Telemetry Tapes using the Facilities of the former Data Evaluation Laboratory at the NASA/GSFC. This Data Restoration Project is headed by Dr. R.F. Benson (NASA/GSFC). Ionograms were digitized at the Rate of 40,000 16-bit samples/s. This Sample Rate is higher than the Nyquist Frequency of 30 kHz. The Sample Frequency of 40 kHz provides a Measurement every 25 µs corresponding to an Apparent Range Interval equal to 3.75 km from c*t/2, where c is the Speed of Light. Ionograms with this Sample Rate are designated as 'Full' Ionograms because they have the full 3.75 km Apparent-Range Resolution. The Ionograms used for most Analyses, and those available from CDAWeb, were produced by averaging every four Samples of the Sounder-Receiver Video Amplitude Output to yield an average Value every 100 µs corresponding to an Apparent-Range Resolution of 15 km. These Ionogram Files are referred to as ... Dataset antartic* DataCite Metadata Store (German National Library of Science and Technology) |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
unknown |
description |
These Ionograms were digitized from the original ISIS-2 7-Track Analog Telemetry Tapes using the Facilities of the former Data Evaluation Laboratory at the NASA/GSFC. This Data Restoration Project is headed by Dr. R.F. Benson (NASA/GSFC). Ionograms were digitized at the Rate of 40,000 16-bit samples/s. This Sample Rate is higher than the Nyquist Frequency of 30 kHz. The Sample Frequency of 40 kHz provides a Measurement every 25 µs corresponding to an Apparent Range Interval equal to 3.75 km from c*t/2, where c is the Speed of Light. Ionograms with this Sample Rate are designated as 'Full' Ionograms because they have the full 3.75 km Apparent-Range Resolution. The Ionograms used for most Analyses, and those available from CDAWeb, were produced by averaging every four Samples of the Sounder-Receiver Video Amplitude Output to yield an average Value every 100 µs corresponding to an Apparent-Range Resolution of 15 km. These Ionogram Files are referred to as ... |
format |
Dataset |
author |
Whitteker, James H. Benson, Robert F. Bilitza, Dieter K. |
spellingShingle |
Whitteker, James H. Benson, Robert F. Bilitza, Dieter K. ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... |
author_facet |
Whitteker, James H. Benson, Robert F. Bilitza, Dieter K. |
author_sort |
Whitteker, James H. |
title |
ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... |
title_short |
ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... |
title_full |
ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... |
title_fullStr |
ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... |
title_full_unstemmed |
ISIS-2 Topside Sounder Average Ionogram over Syowa Base, Antartica: SYO, Latitude -69, Longitude 40 ... |
title_sort |
isis-2 topside sounder average ionogram over syowa base, antartica: syo, latitude -69, longitude 40 ... |
publisher |
Space Physics Data Facility |
publishDate |
2024 |
url |
https://dx.doi.org/10.48322/ae1m-0y25 https://hpde.io/NASA/NumericalData/ISIS2/SFS/AverageIonogram/SyowaBase/PT22S.html |
genre |
antartic* |
genre_facet |
antartic* |
op_rights |
Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode cc0-1.0 |
op_doi |
https://doi.org/10.48322/ae1m-0y25 |
_version_ |
1797574594411888640 |