chopped observations of faint sources in pht standard filters for the evaluation of signal losses due to chopping and for the comparison with the faint source monitoring program.
Instrument
PHT03 , PHT22
Temporal Coverage
1997-12-02T14:15:37Z/1997-12-02T17:06:37Z
Version
1.0
Mission Description
The Infrared Space Observatory (ISO) was the world's first true orbiting infrared observatory. Equipped with four highly-sophisticated and versatile scientific instruments, it was launched by Ariane in November 1995 and provided astronomers world-wide with a facility of unprecedented sensitivity and capabilities for a detailed exploration of the Universe at infrared wavelengths.