MEAP/P-BACE launch and flight. Martin Wieser Swedish Institute of Space Physics, Kiruna, Sweden and the MEAP/P-BACE team. Wanted: Payload. October 2007, Esrange: Test of a circumpolar balloon flight Scientific payload needed 35..40km altitude 100kg Ready for launch Summer 2008. 0 km. =.
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Martin WieserSwedish Institute of Space Physics, Kiruna, Sweden
and the MEAP/P-BACE team
Polar - Balloon Atmospheric Composition Experiment
A high resolution neutral gas mass spectrometer
D. Abplanalp, P. Wurz
University of Bern, Switzerland
PI-Institution, P-BACE hardware
M. Wieser, L. Kalla
Institutet för rymdfysik
P-BACE software, communication link,logistics
Esrange Space Center
Balloon and platform
11 Million cft
~334 000 m3Helium
Gondola:~400kg, (total susp. weight on balloon ~900kg)
Solar arrays on all 4 sides,> 200W on illuminated side
Scientific payload: 90kg, 150W
Iridium & GPS
Redundant Iridium & GPS antennas
P-BACE pressure vessel
Gas feeding pump
Image: MST radar data
Image: Stefan Bühler
Background image: NASA, http://visibleearth.nasa.gov/
Iridium Modem A + B
GPS A + B
Iridium satellite network
Storage A + B
Short burst data (like SMS)
Google shows many lakes....
MEAP on parachute as seen from recovery aircraft moments before touchdown.
Lucky landing on dry land...
MEAP with crashed solar panels (as planned) but otherwise completely intact.
P-BACE was still recording GPS data!
MEAP with remainder of flight train and recovery helicopter in background
Decision to fly P-BACE on MEAP
November 2007 - March 2008
P-BACE development + manufacturing
Onboard and ground software development
Integration of P-BACE
April - Mai 2008
Test & Calibration
Late Mai 2008
Shipping to Esrange, Sweden
Begin June 2008
Integration with MEAP, final software tests
During June 2008
Flight rehearsal, two launch attempts
June 28 - July 3, 2008
Average measured 2000 at Mauna Loa Hawaii,
The planetary scientists companion