activity
19962026
most citedDiscovery of a Supernova Explosion at Half the Age of the Universe and its Cosmological Implications

2.5k citations · 8k across the 69 of their papers we have counts for

collaborators

69 papers

astro-ph.IM2026

Attaining Spectral Energy Distributions With Sub-Percent Uncertainties: All-Sky DA White Dwarf Spectrophotometric Standard Stars For Large Telescopes And Surveys

Abhijit Saha, Edward W. Olszewski, Benjamin M. Boyd +14

We present a synopsis of the project to establish thirty-two new faint () DA white dwarfs as spectrophotometric standards distributed over the whole sky. O…

astro-ph.IM2026

Three-dimensional scene reconstruction using Roman slitless spectra

Tri L. Astraatmadja, Andrew S. Fruchter, Susana E. Deustua +10

The Nancy Grace Roman Space Telescope will carry out a wide-field imaging and slitless spectroscopic survey of Type Ia Supernovae to improve our understanding of dark energy. Cruci…

astro-ph.IM2023★ 2 cited

Roman CCS White Paper: Considerations for Selecting Fields for the Roman High-latitude Time Domain Core Community Survey

Benjamin Rose, Greg Aldering, Rebekah Hounsell +6

In this white paper, we review five top considerations for selecting locations of the fields of the Roman High-latitude Time Domain Survey. Based on these considerations, we recomm…

astro-ph.IM2023★ 1 cited

Roman CCS White Paper: Balanced Prism Plus Filter Cadence in the High Latitude Time Domain Survey Core Community Survey

Greg Aldering, David Rubin, Benjamin Rose +3

The Nancy Grace Roman Space Telescope's (RST) Wide Field Imager (WFI) is equipped with a slitless prism that can be used for spectroscopic discovery and follow-up of explosive tran…

astro-ph.SR2023★ 8 cited

All-Sky Faint DA White Dwarf Spectrophotometric Standards for Astrophysical Observatories: The Complete Sample

Tim Axelrod, Abhijit Saha, Thomas Matheson +14

Hot DA white dwarfs have fully radiative pure hydrogen atmospheres that are the least complicated to model. Pulsationally stable, they are fully characterized by their effective te…

astro-ph.SR2022★ 8 cited

Perfecting our set of spectrophotometric standard DA white dwarfs

A. Calamida, T. Matheson, E. W. Olszewski +17

We verified for photometric stability a set of DA white dwarfs with Hubble Space Telescope magnitudes from the near-ultraviolet to the near-infrared and ground-based spectroscopy b…