Search Results - "Roming, Peter"
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Discerning the Physical Origins of Cosmological Gamma-ray Bursts Based on Multiple Observational Criteria: The Cases of z = 6.7 GRB 080913, z = 8.2 GRB 090423, and Some Short/Hard GRBs
Published in The Astrophysical journal (01-10-2009)“…The two high-redshift gamma-ray bursts, GRB 080913 at z = 6.7 and GRB 090423 at z = 8.2, recently detected by Swift appear as intrinsically short, hard GRBs…”
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The swift ultra-violet/optical telescope
Published in Space science reviews (01-10-2005)“…The Ultra-Violet/Optical Telescope (UVOT) is one of three instruments flying aboard the Swift Gamma-ray Observatory. It is designed to capture the early (1…”
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GROUPING NORMAL TYPE Ia SUPERNOVAE BY UV TO OPTICAL COLOR DIFFERENCES
Published in The Astrophysical journal (10-12-2013)“…Observations of many Type Ia supernovae (SNe Ia) for multiple epochs per object with the Swift Ultraviolet Optical Telescope instrument have revealed that…”
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Using Quantitative Spectroscopic Analysis to Determine the Properties and Distances of Type II Plateau Supernovae: SN 2005cs and SN 2006bp
Published in The Astrophysical journal (01-03-2008)“…We analyze the Type II plateau supernovae (SNe IIP) SN 2005cs and SN 2006bp with the non-LTE model atmosphere code CMFGEN. We fit 13 spectra in the first month…”
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CONSTRAINTS ON TYPE Ia SUPERNOVA PROGENITOR COMPANIONS FROM EARLY ULTRAVIOLET OBSERVATIONS WITH SWIFT
Published in The Astrophysical journal (10-04-2012)“…We compare early ultraviolet (UV) observations of Type Ia supernovae (SNe Ia) with theoretical predictions for the brightness of the shock associated with the…”
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The Absolute Magnitudes of Type Ia Supernovae in the Ultraviolet
Published in The Astrophysical journal (01-10-2010)“…We examine the absolute magnitudes and light-curve shapes of 14 nearby (redshift z = 0.004-0.027) Type Ia supernovae (SNe Ia) observed in the ultraviolet (UV)…”
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Supernova Shock Breakout/Emergence Detection Predictions for a Wide-field X-Ray Survey
Published in The Astrophysical journal (01-05-2022)“…There are currently many large-field surveys that are operational and are being planned including the powerful Vera C. Rubin Observatory Legacy Survey of Space…”
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THEORETICAL CLUES TO THE ULTRAVIOLET DIVERSITY OF TYPE Ia SUPERNOVAE
Published in The Astrophysical journal (10-08-2015)“…ABSTRACT The effect of metallicity on the observed light of Type Ia supernovae (SNe Ia) could lead to systematic errors as the absolute magnitudes of local and…”
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Near-ultraviolet Properties of a Large Sample of Type Ia Supernovae as Observed with the Swift UVOT
Published in The Astrophysical journal (01-10-2010)“…We present ultraviolet (UV) and optical photometry of 26 Type Ia supernovae (SNe Ia) observed from 2005 March to 2008 March with the NASA Swift Ultraviolet and…”
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GRB Radiative Efficiencies Derived from the Swift Data: GRBs versus XRFs, Long versus Short
Published in The Astrophysical journal (01-02-2007)“…We systematically analyze the prompt emission and the early afterglow data of a sample of 31 GRBs detected by Swift before 2005 September and estimate the GRB…”
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THE EFFECTS ON SUPERNOVA SHOCK BREAKOUT AND SWIFT LIGHT CURVES DUE TO THE MASS OF THE HYDROGEN-RICH ENVELOPE
Published in The Astrophysical journal (01-06-2015)“…ABSTRACT Mass loss remains one of the primary uncertainties in stellar evolution. In the most massive stars, mass loss dictates the circumstellar medium and…”
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SN 2008in—BRIDGING THE GAP BETWEEN NORMAL AND FAINT SUPERNOVAE OF TYPE IIP
Published in The Astrophysical journal (01-08-2011)“…We present optical photometric and low-resolution spectroscopic observations of the Type II plateau supernova (SN) 2008in, which occurred in the outskirts of…”
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Computationally Efficient Image Correlation for De-blurring with Photon-Counting Instruments
Published in 2021 IEEE Aerospace Conference (50100) (06-03-2021)“…We present a new implementation of an image alignment and de-blurring algorithm for astronomical observations with photon-counting imagers. The algorithm…”
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Conference Proceeding -
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The Supernovae Analysis Application (SNAP)
Published in The Astrophysical journal (10-09-2017)“…The SuperNovae Analysis aPplication (SNAP) is a new tool for the analysis of SN observations and validation of SN models. SNAP consists of a publicly available…”
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HIGH-VELOCITY LINE FORMING REGIONS IN THE TYPE Ia SUPERNOVA 2009ig
Published in The Astrophysical journal (01-11-2013)“…We report measurements and analysis of high-velocity (HVF) (>20,000 km s super(-1)) and photospheric absorption features in a series of spectra of the Type Ia…”
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Mass Production of Flexible Small Co-Registered EO/IR Space-based Instruments: SwRI's Pleiades Multi-Mission EO/IR Concept
Published in 2021 IEEE Aerospace Conference (50100) (06-03-2021)“…Previous space-based assets have combined visible, near-infrared, shortwave-infrared, midwave-infrared, and longwave-infrared imagers into one "exquisite"…”
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Conference Proceeding -
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Swift and XMM-Newton Observations of the Extraordinary Gamma-Ray Burst 060729: More than 125 Days of X-Ray Afterglow
Published in The Astrophysical journal (10-06-2007)Get full text
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Discovery of a Very Bright, Nearby Gravitational Microlensing Event
Published in The Astrophysical journal (20-04-2008)“…We report the serendipitous detection of a very bright, very nearby microlensing event. In late 2006 October, an otherwise unremarkable A0 star at a distance…”
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The first ten years of Swift supernovae
Published in Journal of high energy astrophysics (01-09-2015)“…The Swift Gamma Ray Burst Explorer has proven to be an incredible platform for studying the multiwavelength properties of supernova explosions. In its first…”
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Scaling Kinetic Inductance Detectors (KIDs)
Published in 2018 IEEE Aerospace Conference (01-03-2018)“…For the last few decades, micro-channel plates (MCPs), charged coupled devices (CCDs), and hybrid complementary metal-oxide-semiconductor (CMOS) detectors have…”
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Conference Proceeding