Instrument Information
IDENTIFIER urn:esa:psa:context:instrument:uly.cospin-ket::1.2
NAME COSPIN-Kiel Electron Telescope for ULY
TYPE Charged Particle Detector
DESCRIPTION The KET (Kinetic Energy Telescope) is a sophisticated instrument designed to measure cosmic and solar particle fluxes with a focus on electron, proton, and alpha-particle detection across a wide range of energies. Comprising two modular components, SIM3A (electronics) and SIM3B (telescope), the KET operates from the spacecraft platform to analyze high energy (2.5 - 6000 MeV) electron spectra as well as proton and helium fluxes (>3 - >2100 MeV/nucleon). It employs advanced detection techniques including Cherenkov radiation, dE/dx, and energy discrimination to enhance particle identification, while also offering insights into solar modulation effects on interstellar particles. The calibration of the KET is profound, encompassing verification of detector responses across particle species and energy thresholds. The findings illustrate the potential of KET in monitoring cosmic ray variations and its operational efficiencies, particularly as influenced by environmental factors like the radioactive thermal generator (RTG) background. Calibration results indicate the instrument's capabilities to correctly identify electron energies despite challenges at lower energy ranges, affirming the integration of simulation tools such as the GEANT program to optimize performance assessments during the mission. Overall, the KET stands as a pivotal tool in space physics for studying high-energy particle dynamics in relation to solar and cosmic interactions.
MODEL IDENTIFIER
NAIF INSTRUMENT IDENTIFIER
SERIAL NUMBER not applicable
REFERENCES Kunow, H., R. Mueller-Mellin, H. Sierks, G. Wibberenz, A. Raviart, R. Ducros, P. Ferrando, and L. Treguer, The Kiel Electron Telescope On Board Ulysses, Proc. 22nd Int. Cosmic Ray Conf. (Dublin), 2, 503, 1991.

Marsden, R.G., T.R. Sanderson, A.M. Heras, and K.-P. Wenzel, Ulysses SEP Composition Measurements: First Results from the COSPIN LET Experiment, Proc. 22nd Int. Cosmic Ray Conf. (Dublin), 3, 335, 1991.

Simpson, J.A., J.D. Anglin, A. Balogh, M. Bercovitch, J.M. Bouman, E.E. Budzinski, J.R. Burrows, R. Carvell, J.J. Connell, R. Ducros, P. Ferrando, J. Firth, M. Garcia-Munoz, J. Henrion, R.J. Hynds, B. Iwers, R. Jacquet, H. Kunow, G. Lentz, R.G. Marsden, R.B. McKibben, R. Mueller-Mellin, D.E. Page, M. Perkins, A. Raviart, T.R. Sanderson, H. Sierks, L. Treguer, A.J. Tuzzolino, K.-P. Wenzel, and G. Wibberenz, The Ulysses cosmic ray and solar particle investigation, Astron. Astrophys. Suppl. Set: 92, 365-399, 1992.