The 2011 Giacobinid Outburst: Meteoroid Flux Determination and Orbital Data by Using Video Imagery from the Spanish Fireball Network
The results for the 2011 Draconid outburst are presented. The peak flux of this meteor shower was recorded in solar longitude 195.03 (Oct. 8, 2011, at 20h00m UT...
The 2019 October 22nd multi-chord stellar occultation by (84922) 2003 VS2
IntroductionIn the last ten years, stellar occultations by Trans-Neptunian Objects (TNOs) have become one of the best techniques to gather information about the...
The 3-D topology of magnetic fields in and around sunspots
The most prominent features on the surface of the solar disc are the sunspots, which have been studied since their detection in the 17th century. Despite this...
The 3D structure of the penumbra at high resolution from the bottom of the photosphere to the middle chromosphere
Sunspots are the most prominent feature of the solar magnetism in the photosphere. Although they have been widely investigated in the past, their structure...
The 4 m New Robotic Telescope Project: An Updated Report
The New Robotic Telescope (NRT) is an international collaboration to build and operate a 4m diameter fully robotic telescope. The telescope will take advantage...