The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE
The Balloon Lidar Experiment (BOLIDE) observed polar mesospheric clouds (PMC) along the Arctic circle between Sweden and Canada during the balloon flight of PMC Turbo in July 2018. The purpose of the mission was to study small-scale dynamical processes induced by the breaking of atmospheric gravity...
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ftcopernicus:oai:publications.copernicus.org:essdd103089 2023-05-15T15:11:24+02:00 The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE Kaifler, Natalie Kaifler, Bernd Rapp, Markus Fritts, David C. 2022-06-22 application/pdf https://doi.org/10.5194/essd-2022-158 https://essd.copernicus.org/preprints/essd-2022-158/ eng eng doi:10.5194/essd-2022-158 https://essd.copernicus.org/preprints/essd-2022-158/ eISSN: 1866-3516 Text 2022 ftcopernicus https://doi.org/10.5194/essd-2022-158 2022-06-27T16:22:42Z The Balloon Lidar Experiment (BOLIDE) observed polar mesospheric clouds (PMC) along the Arctic circle between Sweden and Canada during the balloon flight of PMC Turbo in July 2018. The purpose of the mission was to study small-scale dynamical processes induced by the breaking of atmospheric gravity waves by high-resolution imaging and profiling of the PMC layer. The primary measured variable of the lidar soundings is the time- and range-resolved volume backscatter coefficient β . These data are available at high resolution of 20 m and 10 s (Kaifler, 2021, https://zenodo.org/record/5722385 ). This document describes how we calculate β from the BOLIDE photon count data and balloon floating altitude. We compile information relevant for the scientific exploration of this dataset, including statistics, mean values and temporal evolution of parameters like PMC brightness, altitude and occurrence rate. Special emphasis is given to the stability of the gondola pointing, and the effect of resolution on the signal-to-noise ratio and thus the detection threshold of PMC. PMC layers were detected during 49.7 h in total, accounting for 36.8 % of the 5.7 days flight duration and a total of 178924 PMC profiles at 10 s resolution. Up to the present, published results from subsets of this dataset include the evolution of small-scale vortex rings, distinct Kelvin-Helmholtz instabilities and two pronounced mesospheric bores. The lidar soundings reveal a wide range of responses of the PMC layer to larger-scale gravity waves and breaking gravity waves including accompanying instabilities that await scientific analysis. Text Arctic Copernicus Publications: E-Journals Arctic Canada |
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Copernicus Publications: E-Journals |
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English |
description |
The Balloon Lidar Experiment (BOLIDE) observed polar mesospheric clouds (PMC) along the Arctic circle between Sweden and Canada during the balloon flight of PMC Turbo in July 2018. The purpose of the mission was to study small-scale dynamical processes induced by the breaking of atmospheric gravity waves by high-resolution imaging and profiling of the PMC layer. The primary measured variable of the lidar soundings is the time- and range-resolved volume backscatter coefficient β . These data are available at high resolution of 20 m and 10 s (Kaifler, 2021, https://zenodo.org/record/5722385 ). This document describes how we calculate β from the BOLIDE photon count data and balloon floating altitude. We compile information relevant for the scientific exploration of this dataset, including statistics, mean values and temporal evolution of parameters like PMC brightness, altitude and occurrence rate. Special emphasis is given to the stability of the gondola pointing, and the effect of resolution on the signal-to-noise ratio and thus the detection threshold of PMC. PMC layers were detected during 49.7 h in total, accounting for 36.8 % of the 5.7 days flight duration and a total of 178924 PMC profiles at 10 s resolution. Up to the present, published results from subsets of this dataset include the evolution of small-scale vortex rings, distinct Kelvin-Helmholtz instabilities and two pronounced mesospheric bores. The lidar soundings reveal a wide range of responses of the PMC layer to larger-scale gravity waves and breaking gravity waves including accompanying instabilities that await scientific analysis. |
format |
Text |
author |
Kaifler, Natalie Kaifler, Bernd Rapp, Markus Fritts, David C. |
spellingShingle |
Kaifler, Natalie Kaifler, Bernd Rapp, Markus Fritts, David C. The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE |
author_facet |
Kaifler, Natalie Kaifler, Bernd Rapp, Markus Fritts, David C. |
author_sort |
Kaifler, Natalie |
title |
The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE |
title_short |
The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE |
title_full |
The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE |
title_fullStr |
The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE |
title_full_unstemmed |
The polar mesospheric cloud dataset of the Balloon Lidar Experiment BOLIDE |
title_sort |
polar mesospheric cloud dataset of the balloon lidar experiment bolide |
publishDate |
2022 |
url |
https://doi.org/10.5194/essd-2022-158 https://essd.copernicus.org/preprints/essd-2022-158/ |
geographic |
Arctic Canada |
geographic_facet |
Arctic Canada |
genre |
Arctic |
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Arctic |
op_source |
eISSN: 1866-3516 |
op_relation |
doi:10.5194/essd-2022-158 https://essd.copernicus.org/preprints/essd-2022-158/ |
op_doi |
https://doi.org/10.5194/essd-2022-158 |
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1766342261292924928 |