The point spread function of a segmented-mirror telescope is severely affected by segment misalignment, which can nullify the performance of adaptive optics...
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PublicaciónPhasing of segmented mirrors: a new algorithm for piston detection
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CharlaPrecipitable water vapour at the Roque de los Muchachos Observatory from GPS measurements
There are many parameters accounting for the quality of an astronomical site, namely seeing, cloud cover, ground winds, high-altitude winds, etc. The water...
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PublicaciónPrecipitable water vapour forecasting: a tool for optimizing IR observations at Roque de los Muchachos Observatory
We validate the Weather Research and Forecasting (WRF) model for precipitable water vapour (PWV) forecasting as a fully operational tool for optimizing...
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CharlaPrecipitable Water Vapour measurements and forecasting at the Observatories.
The precipitable water vapour (PWV) is the main absorber in the Earth's atmosphere at infrared (IR) and microwave wavelengths. In the last years, the IAC Sky...
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PublicaciónRecalibrated generalized SCIDAR measurements at Cerro Paranal (the site of the Very Large Telescope)
Generalized SCIDAR (GS) measurements, which were taken at the Paranal Observatory in 2007 November/December in the context of a site qualification for the...
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PublicaciónRecent results at the Canarian Observatories
During the last years a mayor effort has been carried out both, in defining key parameters to quantify the quality of a site for astronomical observations, and...
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PublicaciónReconstructing the Photometric Light Curves of Earth as a Planet along Its History
By utilizing satellite-based estimations of the distribution of clouds, we have studied Earth's large-scale cloudiness behavior according to latitude and...
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PublicaciónRestoring the night sky darkness at Observatorio del Teide: First application of the model Illumina version 2
The propagation of artificial light into real environments is complex. To perform its numerical modelling with accuracy, one must consider hyperspectral...
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PublicaciónResults of site testing using an aerosol, backscatter lidar at the Roque de los Muchachos Observatory
Because of the high quality of its sky, the Roque de los Muchachos Observatory (ORM), located on the island of La Palma in the Canary Islands, is home to many...