posted Apr 5, 2015, 7:36 AM by Manuel Roca
[
updated Jun 3, 2015, 2:33 PM
]
Relative Humidity & Temperature
In both systems there were reception problems, probably due to an issue in the radio emissor of the radiosonde or a bad reception on both radio antennas because some connectors of the signal amplifier were replaced, also the Skysonde system reception is worse than Imet system.
(Click on the figures to enlarge)
Water Vapor
The figures show cloud layers at middle and high altitude, an evidence of it are the pictures (photo gallery) which show a cover of altocumulus clouds.
(Click on the figures to enlarge)
Ascent rate
For this launch the helium pressure was increased from 300 to 500 PSI, for this reason the ascent rate also was increased to 4.5 m/s which is an acceptable ascent rate.
(Click on the figure to enlarge)
Balloon trajectory
This time the trajectory was notWestwards as it is usual in this season. The path of the wind had a curved shape.
(Click on the figures to enlarge)
Metadata
The principal parameters of launch preparation and flight are shown in the table below.
Photo gallery
Taken from the launching point. Some pictures show the direction towards they were taken.