论文标题

可见的整体场光谱极端(VIS-X):Magao-X的高分辨率光谱

The Visible Integral-field Spectrograph eXtreme (VIS-X): high-resolution spectroscopy with MagAO-X

论文作者

Haffert, Sebastiaan Y., Males, Jared R., Close, Laird M., Van Gorkom, Kyle, Long, Joseph D., Hedglen, Alexander D., Guyon, Olivier, Schatz, Lauren, Kautz, Maggie, Lumbres, Jennifer, Rodack, Alexander, Knight, Justin M.

论文摘要

Magao-X系统是麦哲伦粘土650万望远镜的新型自适应光学器件。 Magao-X旨在在可见光中提供极端的自适应光学(EXAO)性能。 Vis-X是专门为Magao-X设计的积分场光谱仪,它将在高光谱(r = 15.000)和高空间分辨率(7个MAS Spaxels)上覆盖光谱范围(450-900 nm),在0.525 Arsecond Arsecond tiew领域上。 Vis-X将用于观察吸积原星群,例如PDS70 B和C。端到端的模拟表明,Magao-X与Vis-X的组合对吸收原型的敏感性比迄今为止的任何其他仪器高100倍。 Vis-X可以解析行星积聚线,从而限制积聚过程。该仪器计划在2021年秋季发光。我们将展示实验室测量值,以表征光谱仪及其后处理性能。

MagAO-X system is a new adaptive optics for the Magellan Clay 6.5m telescope. MagAO-X has been designed to provide extreme adaptive optics (ExAO) performance in the visible. VIS-X is an integral-field spectrograph specifically designed for MagAO-X, and it will cover the optical spectral range (450 - 900 nm) at high-spectral (R=15.000) and high-spatial resolution (7 mas spaxels) over a 0.525 arsecond field of view. VIS-X will be used to observe accreting protoplanets such as PDS70 b and c. End-to-end simulations show that the combination of MagAO-X with VIS-X is 100 times more sensitive to accreting protoplanets than any other instrument to date. VIS-X can resolve the planetary accretion lines, and therefore constrain the accretion process. The instrument is scheduled to have its first light in Fall 2021. We will show the lab measurements to characterize the spectrograph and its post-processing performance.

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