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Data · dataset · 2024

Observation data of a metastable helium lidar from November 2023 to April 2024

Listed in ScienceDB

This data is the raw echo photon data from metastable helium lidar in Hainan, China.

Description

This LiDAR can measure the number density of metastable helium in the atmosphere from 200-1000km. The raw signal is recorded as photon counts with height resolution of 1km and time resolution of 30s (1500 laser pulses).

The detector opens the electronic gate from 230us after the laser pulse, only the backscatter of 45-2700km is retained. 

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Where it is published

Catalogue records · 1

Topics

Provenance · 1 source records, 9 field assertions
SourceKeyLast seenRaw
ScienceDB10.57760/sciencedb.184348 d agoJSON v1
FieldAssertionExtractorEvidence
concepts[field].local:field:earth-environmentalmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:engineeringmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:humanitiesmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:life-sciencesmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:social-sciencemapping · scidb cnconnector:scidb_cn@1.0.0
descriptionsource · scidb cnconnector:scidb_cn@1.0.0/metadata/dc/description
license_textsource · scidb cnconnector:scidb_cn@1.0.0
publication_datesource · scidb cnconnector:scidb_cn@1.0.0
titlesource · scidb cnconnector:scidb_cn@1.0.0/metadata/dc/title