Infrared Monitoring of the Outburst of OO Serpentis
OO Ser is a deeply embedded young star which brightened by 5 mag between 1994 and 1995, and gradually faded afterwards. In many respects its eruption resembled...
The authors present preliminary results of an infrared monitoring program of selected blazars, conducted at the Carlos Sanches Telescope at Izana Observatory...
Infrared observations of symbiotic stars, together with simultaneous optical and ultraviolet observations are demonstrated to be a powerful tool for the...
We obtained simultaneously recorded time series of broadband images of a sunspot close to the disk center at the German Vacuum Tower Telescope, Tenerife, in two...