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Chapter and Conference Paper
Temperature and size of the nucleus of comet P/Halley deduced from IKS infrared Vega 1 measurements
The infrared thermal emission of the nucleus of Halley’s comet was measured by the imaging channel of the IKS spectrometer in two wavelengths bands (7–10 µm and 9–14 µm) and in two perpendicular directions of ana...
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Article
Infrared sounding of comet Halley from Vega 1
The IKS instrument carried by the Vega 1 spacecraft performed infrared sounding of the inner coma and nuclear region of comet Halley. An emissive centre, a few kilometres in size, was detected with a temperatu...