Jonathan Swift
YOU?
Author Swipe
View article: A Panchromatic View of Late-time Shock Power in the Type II Supernova 2023ixf
A Panchromatic View of Late-time Shock Power in the Type II Supernova 2023ixf Open
We present multiwavelength observations of the Type II supernova (SN II) 2023ixf during its first 2 yr of evolution. We combine ground-based optical/near-infrared spectroscopy with Hubble Space Telescope far- and near-ultraviolet spectrosc…
View article: The Most Luminous Known Fast Blue Optical Transient AT 2024wpp: Unprecedented Evolution and Properties in the Ultraviolet to the Near-Infrared
The Most Luminous Known Fast Blue Optical Transient AT 2024wpp: Unprecedented Evolution and Properties in the Ultraviolet to the Near-Infrared Open
We present an extensive photometric and spectroscopic ultraviolet-optical-infrared campaign on the luminous fast blue optical transient (LFBOT) AT 2024wpp over the first ~100 d. AT 2024wpp is the most luminous LFBOT discovered to date, wit…
View article: The Gravity Collective: A Comprehensive Analysis of the Electromagnetic Search for the Binary Neutron Star Merger GW190425
The Gravity Collective: A Comprehensive Analysis of the Electromagnetic Search for the Binary Neutron Star Merger GW190425 Open
We present an ultraviolet to infrared search for the electromagnetic (EM) counterpart to GW190425, the second ever binary neutron star merger discovered by the LIGO-Virgo-KAGRA Collaboration. GW190425 was more distant and had a larger loca…
View article: Eleven New Transiting Brown Dwarfs and Very-low-mass Stars from TESS
Eleven New Transiting Brown Dwarfs and Very-low-mass Stars from TESS Open
We present the discovery of 11 new transiting brown dwarfs (BDs) and low-mass M dwarfs from NASA’s Transiting Exoplanet Survey Satellite (TESS) mission: TOI-2844, TOI-3122, TOI-3577, TOI-3755, TOI-4462, TOI-4635, TOI-4737, TOI-4759, TOI-52…
View article: 11 New Transiting Brown Dwarfs and Very Low Mass Stars from TESS
11 New Transiting Brown Dwarfs and Very Low Mass Stars from TESS Open
We present the discovery of 11 new transiting brown dwarfs and low-mass M-dwarfs from NASA's TESS mission: TOI-2844, TOI-3122, TOI-3577, TOI-3755, TOI-4462, TOI-4635, TOI-4737, TOI-4759, TOI-5240, TOI-5467, and TOI-5882. They consist of 5 …
View article: SN 2021foa: The “Flip-flop” Type IIn/Ibn Supernova
SN 2021foa: The “Flip-flop” Type IIn/Ibn Supernova Open
We present a comprehensive analysis of the photometric and spectroscopic evolution of SN 2021foa, unique among the class of transitional supernovae for repeatedly changing its spectroscopic appearance from hydrogen-to-helium-to-hydrogen do…
View article: SN 2021foa: The "Flip-Flop" Type IIn / Ibn supernova
SN 2021foa: The "Flip-Flop" Type IIn / Ibn supernova Open
We present a comprehensive analysis of the photometric and spectroscopic evolution of SN~2021foa, unique among the class of transitional supernovae for repeatedly changing its spectroscopic appearance from hydrogen-to-helium-to-hydrogen-do…
View article: The Gravity Collective: A Comprehensive Analysis of the Electromagnetic Search for the Binary Neutron Star Merger GW190425
The Gravity Collective: A Comprehensive Analysis of the Electromagnetic Search for the Binary Neutron Star Merger GW190425 Open
We present an ultraviolet-to-infrared search for the electromagnetic (EM) counterpart to GW190425, the second-ever binary neutron star (BNS) merger discovered by the LIGO-Virgo-KAGRA Collaboration (LVK). GW190425 was more distant and had a…
View article: Flight of the Bumblebee: the Early Excess Flux of Type Ia Supernova 2023bee Revealed by TESS, Swift, and Young Supernova Experiment Observations
Flight of the Bumblebee: the Early Excess Flux of Type Ia Supernova 2023bee Revealed by TESS, Swift, and Young Supernova Experiment Observations Open
We present high-cadence ultraviolet through near-infrared observations of the Type Ia supernova (SN Ia) 2023bee at D = 32 ± 3 Mpc, finding excess flux in the first days after explosion, particularly in our 10 minutes cadence TESS light cur…
View article: SN 2022oqm: A Bright and Multi-peaked Calcium-rich Transient
SN 2022oqm: A Bright and Multi-peaked Calcium-rich Transient Open
We present the photometric and spectroscopic evolution of SN 2022oqm, a nearby multi-peaked hydrogen- and helium-weak calcium-rich transient (CaRT). SN 2022oqm was detected 13.1 kpc from its host galaxy, the face-on spiral galaxy NGC 5875.…
View article: New Post-DART Collision Period for the Didymos System: Evidence for Anomalous Orbital Decay
New Post-DART Collision Period for the Didymos System: Evidence for Anomalous Orbital Decay Open
On September 26, 2022, NASA's DART spacecraft impacted Dimorphos, the secondary asteroid in the (65803) Didymos system, so that the efficiency with which a satellite could divert an asteroid could be measured from the change in the system'…
View article: New Post-DART Collision Period for the Didymos System: Evidence for Anomalous Orbital Decay
New Post-DART Collision Period for the Didymos System: Evidence for Anomalous Orbital Decay Open
On 2022 September 26, NASA’s DART spacecraft impacted Dimorphos, the secondary asteroid in the (65803) Didymos system, so that the efficiency with which a satellite could divert an asteroid could be measured from the change in the systems …
View article: Observational Properties of a Bright Type lax SN 2018cni and a Faint Type Iax SN 2020kyg
Observational Properties of a Bright Type lax SN 2018cni and a Faint Type Iax SN 2020kyg Open
We present the optical photometric and spectroscopic analysis of two Type Iax supernovae (SNe), 2018cni and 2020kyg. SN 2018cni is a bright Type Iax SN ( M V ,peak = −17.81 ± 0.21 mag), whereas SN 2020kyg ( M V ,peak = −14.52 ± 0.21 mag) i…
View article: Type II-P supernova progenitor star initial masses and SN 2020jfo: direct detection, light-curve properties, nebular spectroscopy, and local environment
Type II-P supernova progenitor star initial masses and SN 2020jfo: direct detection, light-curve properties, nebular spectroscopy, and local environment Open
We present optical, ultraviolet, and infrared data of the type II supernova (SN II) 2020jfo at 14.5 Mpc. This wealth of multiwavelength data allows us to compare different metrics commonly used to estimate progenitor masses of SN II for th…
View article: Observational properties of a bright type Iax SN 2018cni and a faint type Iax SN 2020kyg
Observational properties of a bright type Iax SN 2018cni and a faint type Iax SN 2020kyg Open
We present the optical photometric and spectroscopic analysis of two type Iax SNe 2018cni and 2020kyg. SN 2018cni is a bright type Iax SN (M$_{V,peak}$ = $-$17.81$\pm$0.21 mag) whereas SN 2020kyg (M$_{V,peak}$ = $-$14.52$\pm$0.21 mag) is a…
View article: Flight of the Bumblebee: the Early Excess Flux of Type Ia Supernova 2023bee revealed by $TESS$, $Swift$ and Young Supernova Experiment Observations
Flight of the Bumblebee: the Early Excess Flux of Type Ia Supernova 2023bee revealed by $TESS$, $Swift$ and Young Supernova Experiment Observations Open
We present high-cadence ultraviolet through near-infrared observations of the Type Ia supernova (SN Ia) 2023bee in NGC~2708 ($D = 32 \pm 3$ Mpc), finding excess flux in the first days after explosion relative to the expected power-law rise…
View article: Weak Mass Loss from the Red Supergiant Progenitor of the Type II SN 2021yja
Weak Mass Loss from the Red Supergiant Progenitor of the Type II SN 2021yja Open
We present high-cadence optical, ultraviolet (UV), and near-infrared data of the nearby (D ≈ 23 Mpc) Type II supernova (SN) 2021yja. Many Type II SNe show signs of interaction with circumstellar material (CSM) during the first few days aft…
View article: Weak Mass Loss from the Red Supergiant Progenitor of the Type II SN 2021yja
Weak Mass Loss from the Red Supergiant Progenitor of the Type II SN 2021yja Open
We present high-cadence optical, ultraviolet (UV), and near-infrared data of the nearby ( D ≈ 23 Mpc) Type II supernova (SN) 2021yja. Many Type II SNe show signs of interaction with circumstellar material (CSM) during the first few days af…
View article: A Carbon/Oxygen-dominated Atmosphere Days after Explosion for the “Super-Chandrasekhar” Type Ia SN 2020esm
A Carbon/Oxygen-dominated Atmosphere Days after Explosion for the “Super-Chandrasekhar” Type Ia SN 2020esm Open
Seeing pristine material from the donor star in a type Ia supernova (SN Ia) explosion can reveal the nature of the binary system. In this paper, we present photometric and spectroscopic observations of SN 2020esm, one of the best-studied S…
View article: An Early-time Optical and Ultraviolet Excess in the Type-Ic SN 2020oi
An Early-time Optical and Ultraviolet Excess in the Type-Ic SN 2020oi Open
We present photometric and spectroscopic observations of Supernova 2020oi (SN 2020oi), a nearby (∼17 Mpc) type-Ic supernova (SN Ic) within the grand-design spiral M100. We undertake a comprehensive analysis to characterize the evolution of…
View article: The Gravity Collective: A Search for the Electromagnetic Counterpart to the Neutron Star–Black Hole Merger GW190814
The Gravity Collective: A Search for the Electromagnetic Counterpart to the Neutron Star–Black Hole Merger GW190814 Open
We present optical follow-up imaging obtained with the Katzman Automatic Imaging Telescope, Las Cumbres Observatory Global Telescope Network, Nickel Telescope, Swope Telescope, and Thacher Telescope of the LIGO/Virgo gravitational wave (GW…
View article: Circumstellar Medium Constraints on the Environment of Two Nearby Type Ia Supernovae: SN 2017cbv and SN 2020nlb
Circumstellar Medium Constraints on the Environment of Two Nearby Type Ia Supernovae: SN 2017cbv and SN 2020nlb Open
We present deep Chandra X-ray observations of two nearby Type Ia supernovae, SN 2017cbv and SN 2020nlb, which reveal no X-ray emission down to a luminosity L X ≲ 5.3 × 10 37 and ≲ 5.4 × 10 37 erg s −1 (0.3–10 keV), respectively, at ∼16–18 …
View article: Progenitor and Close-In Circumstellar Medium of Type II Supernova\n 2020fqv from High-Cadence Photometry and Ultra-Rapid UV Spectroscopy
Progenitor and Close-In Circumstellar Medium of Type II Supernova\n 2020fqv from High-Cadence Photometry and Ultra-Rapid UV Spectroscopy Open
We present observations of SN 2020fqv, a Virgo-cluster Type II core-collapse\nsupernova (CCSN) with a high temporal resolution light curve from the\nTransiting Exoplanet Survey Satellite (TESS) covering the time of explosion;\nultraviolet …
View article: Progenitor and close-in circumstellar medium of type II supernova 2020fqv from high-cadence photometry and ultra-rapid UV spectroscopy
Progenitor and close-in circumstellar medium of type II supernova 2020fqv from high-cadence photometry and ultra-rapid UV spectroscopy Open
We present observations of SN 2020fqv, a Virgo-cluster type II core-collapse supernova (CCSN) with a high temporal resolution light curve from the Transiting Exoplanet Survey Satellite (TESS) covering the time of explosion; ultraviolet (UV…
View article: Circumstellar Medium Constraints on the Environment of Two Nearby Type Ia Supernovae: SN 2017cbv and SN 2020nlb
Circumstellar Medium Constraints on the Environment of Two Nearby Type Ia Supernovae: SN 2017cbv and SN 2020nlb Open
We present deep Chandra X-ray observations of two nearby Type Ia supernovae, SN 2017cbv and SN 2020nlb, which reveal no X-ray emission down to a luminosity $L_X$$\lesssim$5.3$\times$10$^{37}$ and $\lesssim$5.4$\times$10$^{37}$ erg s$^{-1}$…
View article: Selections from his works : in two volumes. Vol. 2
Selections from his works : in two volumes. Vol. 2 Open
Elektronische Reproduktion von: Swift, Jonathan. Selections from his works : in two volumes / Swift. Ed. with life, introd., and notes by Henry Craik. Vol. 2. - Oxford, Clarendon Press, 1893. - Standort: Universität Marburg, Universitätsbi…
View article: SN 2019muj – a well-observed Type Iax supernova that bridges the luminosity gap of the class
SN 2019muj – a well-observed Type Iax supernova that bridges the luminosity gap of the class Open
We present early-time (t < +50 d) observations of SN 2019muj (=ASASSN-19tr), one of the best-observed members of the peculiar SN Iax class. Ultraviolet and optical photometric and optical and near-infrared spectroscopic follow-up starte…
View article: Jolly Holly Greetings from Pittsburgh: Advertising Analgesia Formulated by King William III’s Physician
Jolly Holly Greetings from Pittsburgh: Advertising Analgesia Formulated by King William III’s Physician Open
Adorned in holly, an infant dressed as a jester sends late nineteenth century holiday greetings from R. Monroe Kennedy, whose Pittsburgh-based
View article: A Tale of a Tub
A Tale of a Tub Open
Throughout history, some books have changed the world. They have transformed the way we see ourselves and each other. They have inspired debate, dissent, war and revolution. They have enlightened, outraged, provoked and comforted. They hav…