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Observing timeCAT China
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Observing timeCAT Florida
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Observing timeCAT Mexico
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Observing timeDirector Discretionary Time at GTC
We are pleased to announce the availability of Director Discretionary Time (DDT) at the 10.4m GTC facility (GTC-DDT), which includes up to 10 nights per...
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Observing timeDirector Discretionary Time at WHT, INT, NOT y TNG
DDT proposals are accepted for every night allocated as Service Time on the NOT, TNG, and INT. For the WHT, DDT nights are scheduled exclusively as CAT DDT (see...
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Observing timeIACNordic Collaborative Time
Following the Agreement between IAC and NOTSA for the continued operation of the Nordic Optical Telescope, 5% of the observing time at NOT will be offered for...
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Observing timeInternational Time Programme
About 5% of the observing time in all telescopes of Roque de Los Muchachos Observatory and STELLA Robotic telescopes is also offered for International Time...
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Observing timeNight time CAT
The night “Comisión de Asignación de Tiempos” (CAT) evaluates the observing proposals that guarantee to the Spanish community access to the majority of the...
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Observing timeObserving Time Through consortia and special agreements
Access to some telescopes is granted though specific agreements between the IAC and external institutions or consortia. The data are available to the IAC...