activity
20182026
most citedDistances to the globular clusters 47 Tucanae and NGC 362 using Gaia DR2 parallaxes

57 citations · 169 across the 19 of their papers we have counts for

collaborators
Showing 2022Show all

5 papers · 1 filter

astro-ph.IM2022

The Dragonfly Spectral Line Mapper: Design and First Light

Seery Chen, Deborah M. Lokhorst, Jeff Shen +4

The Dragonfly Spectral Line Mapper (DSLM) is the latest evolution of the Dragonfly Telephoto Array, which turns it into the world's most powerful wide-field spectral line imager. T…

astro-ph.IM2022★ 2 cited

Distributed Aperture Telescopes and the Dragonfly Telephoto Array

Roberto G. Abraham, Pieter G. van Dokkum, Deborah M. Lokhorst +4

Telescope arrays allow high-performance wide-field imaging systems to be built more quickly and at lower cost than conventional telescopes. Distributed aperture telescopes (the pre…

astro-ph.IM2022★ 4 cited

The pathfinder Dragonfly Spectral Line Mapper: Pushing the limits for ultra-low surface brightness spectroscopy

Deborah M. Lokhorst, Seery Chen, Imad Pasha +4

The pathfinder Dragonfly Spectral Line Mapper is a distributed aperture telescope based off of the Dragonfly Telephoto Array with additional instrumentation (the Dragonfly "Filter-…

astro-ph.IM2022★ 1 cited

A low-cost ultraviolet-to-infrared absolute quantum efficiency characterization system of detectors

Ajay S. Gill, Mohamed M. Shaaban, Aaron Tohuvavohu +8

We present a low-cost ultraviolet to infrared absolute quantum efficiency detector characterization system developed using commercial off-the-shelf components. The key components o…

astro-ph.GA2022★ 21 cited

A giant shell of ionized gas discovered near M82 with the Dragonfly Spectral Line Mapper pathfinder

Deborah Lokhorst, Roberto Abraham, Imad Pasha +8

We present the discovery of a giant cloud of ionized gas in the field of the starbursting galaxy M82. Emission from the cloud is seen in H and [NII]6583 in data obtained thou…