Bibcode
Guzmán Alvaréz, C.; Aguiar, M.; Acosta Pulido, J. A.; Patrón Recio, J.; Prieto, M. A.
Bibliographical reference
Journal of Astronomical Telescopes, Instruments, and Systems, Volume 5, id. 019001 (2019).
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1
2019
Citations
1
Refereed citations
1
Description
FRIDA (inFRared Imager and Dissector for Adaptive optics) is a
near-infrared integral-field spectrograph operating at the wavelength
range of 0.9 to 2.5 μm for use at the Nasmyth B platform of the Gran
Telescopio de Canarias (GTC). FRIDA is a collaborative project led by
the Instituto de Astronomía Universidad Nacional Autónoma
de México (IA-UNAM, México) with the collaboration of the
Instituto de Astrofísica de Canarias (IAC, Spain), Centro de
Ingeniería y Desarrollo Industrial (CIDESI, México), the
University of Florida (UF, USA), and the Universidad Complutense de
Madrid (UCM, Spain). In imaging mode, FRIDA will provide scales of
0.010, 0.020, and 0.040 arc sec / pixel and, in IFS mode, spectral
resolutions of R ˜ 1000, 4500, and 30,000. FRIDA is the first GTC
instrument to use the telescope's adaptive optics (GTCAO) system and is
rescheduled to be delivered to the GTC shortly in 2020. This paper not
only provides a starting point for possible future developers of GTC
instruments but also presents a generic solution that we adopted in
FRIDA to manage the sequences of operations and science observations.
Specifically, this paper gives an overview of the high-level control
software components of FRIDA. The main components are the mechanisms
control system, whose primary task is to control the mechanisms of
FRIDA, the data acquisition system, which interacts with the detector to
take images, the data factory system, whose main tasks are to perform
the reduction, storage and also to provide quality control for both
engineering and scientific data, the Instrument Library (IL) component
responsible for operating the devices associated with FRIDA, and the
sequencer manager component responsible for the execution of both the
operational sequencing of the telescope's instruments and the observing
sequences of FRIDA in close co-ordination with the GTCAO system. In
other GCS instruments, the responsibilities of the sequencer manager are
inside the IL representing an overload on this component with the added
problems of extensibility and reusability.
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