2 papers
astro-ph.SR2026
A Compact, Ultra-High Resolution VIPA Spectrograph for Solar Spectroscopic Observations: Astrocomb Characterization and First Light
Yutao Wang, Xiaoming Zhu, Xiaoli Yan +4
We present a compact, high spectral resolution prototype spectrograph based on a Virtually Imaged Phased Array (VIPA), which is designed for solar spectral observations. This fiber…
astro-ph.IM2020
The backbone-residual model. Accurately characterising the instrumental profile of a fibre-fed echelle spectrograph
Zhibo Hao, Huiqi Ye, Jian Han +14
Context: Instrumental profile (IP) is the basic property of a spectrograph. Accurate IP characterisation is the prerequisite of accurate wavelength solution. It also facilitates ne…