Trending Research

Reliable event detection for Taylor methods in astrodynamics

bluescarni/heyoka 21 Apr 2022

We present a novel approach for the detection of events in systems of ordinary differential equations.

Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics Computational Engineering, Finance, and Science Computational Physics

190
0.01 stars / hour

The Farmer: A reproducible profile-fitting photometry package for deep galaxy surveys

astroweaver/the_farmer 11 Oct 2023

While space-borne optical and near-infrared facilities have succeeded in delivering a precise and spatially resolved picture of our Universe, their small survey area is known to under-represent the true diversity of galaxy populations.

Instrumentation and Methods for Astrophysics Astrophysics of Galaxies

11
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PyMsOfa: A Python Package for the Standards of Fundamental Astronomy (SOFA) Service

CHES2023/PyMsOfa 12 Oct 2023

The Standards of Fundamental Astronomy (SOFA) is a service provided by the International Astronomical Union (IAU) that offers algorithms and software for astronomical calculations, which was released in two versions by FORTRAN 77 and ANSI C, respectively.

Instrumentation and Methods for Astrophysics Earth and Planetary Astrophysics Astrophysics of Galaxies Solar and Stellar Astrophysics

22
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The Zwicky Transient Facility Bright Transient Survey. III. $\texttt{BTSbot}$: Automated Identification and Follow-up of Bright Transients with Deep Learning

nabeelre/btsbot 26 Jan 2024

The Bright Transient Survey (BTS) aims to obtain a classification spectrum for all bright ($m_\mathrm{peak}\,\leq\, 18. 5\,$mag) extragalactic transients found in the Zwicky Transient Facility (ZTF) public survey.

Instrumentation and Methods for Astrophysics

7
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ASSIST: An Ephemeris-Quality Test Particle Integrator

matthewholman/assist 28 Mar 2023

We introduce ASSIST, a software package for ephemeris-quality integrations of test particles.

Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics

19
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Ionised gas kinematics and dynamical masses of $z\gtrsim6$ galaxies from JADES/NIRSpec high-resolution spectroscopy

annadeg/jwst-msafit 18 Aug 2023

The cold gas masses implied by the observed star formation rates are $\sim 10\times$ larger than the stellar masses.

Astrophysics of Galaxies

8
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Characterizing Structure Formation through Instance Segmentation

danifranco/BiaPy 20 Nov 2023

This involves one neural network to distinguish semantically which particles become part of any halo and a second neural network that groups these particles by halo membership into different instances.

Cosmology and Nongalactic Astrophysics

106
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A Parametric Study of the SASI Comparing General Relativistic and Nonrelativistic Treatments

AMReX-Codes/amrex 20 Jul 2023

We present numerical results from a parameter study of the standing accretion shock instability (SASI), investigating the impact of general relativity (GR) on the dynamics.

High Energy Astrophysical Phenomena Solar and Stellar Astrophysics General Relativity and Quantum Cosmology Fluid Dynamics

483
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Revised Architecture and Two New Super-Earths in the HD 134606 Planetary System

hannorein/rebound 30 Jan 2024

In addition, we identify a linear trend in the RV time series, and the cause of this acceleration is deemed to be a newly detected sub-stellar companion at large separation.

Earth and Planetary Astrophysics

765
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matvis: A matrix-based visibility simulator for fast forward modelling of many-element 21 cm arrays

hera-team/matvis 15 Dec 2023

Detection of the faint 21 cm line emission from the Cosmic Dawn and Epoch of Reionisation will require not only exquisite control over instrumental calibration and systematics to achieve the necessary dynamic range of observations but also validation of analysis techniques to demonstrate their statistical properties and signal loss characteristics.

Instrumentation and Methods for Astrophysics

2
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