Instrument/Survey | scientific
contribution |
|
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Hubble
Space Telescope: high resolution images at visible wavelengths |
galaxy morphologies, sizes, and weak gravitational lensing |
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COMBO-17:
ground-based optical images in 17 different filters |
photometric
redshifts, stellar masses, and galaxy spectral energy distributions
(SEDs) for 15000 galaxies |
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2dF
spectrograph: spectra for 300 cluster galaxies |
accurate
spectroscopic redshifts; star formation properties |
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XMM-Newton:
X-ray imaging and spectra |
mapping
of hot intracluster medium; identification of active
galactic nuclei |
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Spitzer
Space Telescope: mid-infrared imaging |
identification
of dust-obscured star formation and active galactic nuclei |
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COMBO-17+4: near-infrared extention to COMBO-17 |
improved
photometric redshifts and stellar mass estimation |
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GALEX: near- and far-ultraviolet imaging |
identification
of active star formation |
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GMRT: radio imaging |
identification
of dust-obscured star formation, radio galaxies |
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computer
modelling: constrained simulations |
models of the dark matter, gas and galaxies help us to understand how the system may have formed |