The zwicky transient facility: Data processing, products, and archive

FJ Masci, RR Laher, B Rusholme… - Publications of the …, 2018 - iopscience.iop.org
Abstract The Zwicky Transient Facility (ZTF) is a new robotic time-domain survey currently in
progress using the Palomar 48-inch Schmidt Telescope. ZTF uses a 47 square degree field …

Impact of the SpaceX starlink satellites on the Zwicky transient facility survey observations

P Mróz, A Otarola, TA Prince, R Dekany… - The Astrophysical …, 2022 - iopscience.iop.org
There is a growing concern about an impact of low-Earth-orbit (LEO) satellite constellations
on ground-based astronomical observations, in particular, on wide-field surveys in the …

Machine learning for the zwicky transient facility

A Mahabal, U Rebbapragada, R Walters… - Publications of the …, 2019 - iopscience.iop.org
Abstract The Zwicky Transient Facility is a large optical survey in multiple filters producing
hundreds of thousands of transient alerts per night. We describe here various machine …

Statistical analysis of astrometric errors for the most productive asteroid surveys

P Vereš, D Farnocchia, SR Chesley, AB Chamberlin - Icarus, 2017 - Elsevier
We performed a statistical analysis of the astrometric errors for the major asteroid surveys.
We analyzed the astrometric residuals as a function of observation epoch, observed …

Streak detection and analysis pipeline for space-debris optical images

J Virtanen, J Poikonen, T Säntti, T Komulainen… - Advances in Space …, 2016 - Elsevier
We describe a novel data-processing and analysis pipeline for optical observations of
moving objects, either of natural (asteroids, meteors) or artificial origin (satellites, space …

(523599) 2003 RM: The Asteroid that Wanted to be a Comet

D Farnocchia, DZ Seligman, M Granvik… - The Planetary …, 2023 - iopscience.iop.org
We report a statistically significant detection of nongravitational acceleration on the
subkilometer near-Earth asteroid (523599) 2003 RM. Due to its orbit, 2003 RM experiences …

Finding very small near-earth asteroids using synthetic tracking

M Shao, B Nemati, C Zhai, SG Turyshev… - The Astrophysical …, 2014 - iopscience.iop.org
We present an approach that significantly increases the sensitivity for finding and tracking
small and fast near-Earth asteroids (NEAs). This approach relies on a combined use of a …

Photometry of particles ejected from active asteroid (101955) Bennu

CW Hergenrother, C Maleszewski, JY Li… - Journal of …, 2020 - Wiley Online Library
Abstract Near‐Earth asteroid (101955) Bennu is an active asteroid experiencing mass loss
in the form of ejection events emitting up to hundreds of millimeter‐to centimeter‐scale …

DeepStreaks: identifying fast-moving objects in the Zwicky Transient Facility data with deep learning

DA Duev, A Mahabal, Q Ye, K Tirumala… - Monthly Notices of …, 2019 - academic.oup.com
We present DeepStreaks, a convolutional-neural-network, deep-learning system designed
to efficiently identify streaking fast-moving near-Earth objects that are detected in the data of …

International Asteroid Warning Network Timing Campaign: 2019 XS

D Farnocchia, V Reddy, JM Bauer… - The Planetary …, 2022 - iopscience.iop.org
As part of the International Asteroid Warning Network's observational exercises, we
conducted a campaign to observe near-Earth asteroid 2019 XS around its close approach to …