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Research in Focus: Nikole Lewis explains unique worlds among newly discovered exoplanets（图）
系外行星 独特世界 Nikole·Lewis
2023/5/22
In 1995, astronomers found the first known planet around a sun-like star outside our solar system. The news caused a buzz of excitement around the world. Finally we had proof of a planet orbiting anot...
The instrumental polarization of the Nasmyth focus polarimetric differential imager NAOS/CONICA (NACO) at the VLT - Implications for time-resolved polarimetric measurements of Sgr A*
the Nasmyth focus polarimetric differential imager NAOS/CONICA (NACO)
2011/1/10
We report on the results of calibrating and simulating the instrumental polarization properties of the ESO VLT adaptive optics camera system NAOS/CONICA (NACO) in the Ks-band. We use the Stokes/Muelle...
Small field CCD astrometry with a long focus reflector telescope
CCD astrometry reflector telescope
2009/6/11
Small field CCD astrometry with a long focus reflector telescope。