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Integral


International Gamma Ray Astrophysics Laboratory

General


Designation 27540 / 02048A
Launch date 17 Oct 2002
Country of origin Europe
Mission Scientific: gamma-ray astronomy
Perigee/Apogee 9000/153000 km
Inclination 51.6°
Period 66 hours
Launch vehicle Proton #297

The launch is provided against 25% of the observation time to Russian scientists.

Safe reentry is planned in 2029.

External resources


http://astro.estec.esa.nl/SA-general/Projects/Integral/integral.html

http://sci.esa.int/integral/
http://isdc.unige.ch/
sat-index articles


Technical data



Specifications


Prime contractor Alenia Aerospazio
Platform Same as XMM
Mass at launch 4100 kg
Mass in orbit  
Payload mass ~ 2000 kg
Dimension 5 m height x 3.7 m diameter
Solar array  
Stabilization  
DC power  
Design lifetime  

It has turned out that the satellite is affected by space weather. The constant rain of tiny particles can temporarily blind detectors designed to register gamma radiation.

Instruments


Spectrometer SPI (Spectrometer on Integral): sources in 20 keV - 8 MeV, 0.7m coded mask telescope
Imager IBIS (Imager on Board the Integral Satellite): sources in 20 keV - 10 MeV, 1.1m square coded mask telescope
X-Ray Monitor JEM-X, two 0.5m coded mask telescopes covering the 3 - 35 keV range
Optical Monitoring Camera OMC, 0.05m aperture optical telescope
Integral Science Data Centre Isdc

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