Ceiling balloon
id:
ceiling-balloon-318-13960461
title:
Ceiling balloon
text:
A ceiling balloon also called a pilot balloon or pibal, is used by meteorologists to determine the height of the base of clouds above ground level during daylight hours. In the past, and sometimes today, a theodolite was used to track the balloon in order to determine the speed and direction of winds aloft.
The principle behind the ceiling balloon is that timing of a balloon with a known ascent rate from its release until it disappears into the clouds can be used to calculate the height of the b
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Ceiling_balloon
date created:
date modified:
2024-04-21T08:07:01Z
main entity:
{"identifier":"Q1661027","url":"https://www.wikidata.org/entity/Q1661027"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/5/56/Ceiling_balloon.JPG","width":1232,"height":1632}
fields total:
13
integrity:
14