Search Results - "Kelley, Michael S. P."
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Splitting of Long-period Comet C/2018 F4 (PANSTARRS)
Published in The Astronomical journal (01-08-2023)“…Abstract Long-period comet C/2018 F4 (PANSTARRS) was observed to show duplicity of its inner region in 2020 September, suggestive of a splitting event. We here…”
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The Main Belt Comets and ice in the Solar System
Published in The Astronomy and astrophysics review (01-11-2017)“…We review the evidence for buried ice in the asteroid belt; specifically the questions around the so-called Main Belt Comets (MBCs). We summarise the evidence…”
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Asteroid (90) Antiope: Another icy member of the Themis family?
Published in Icarus (New York, N.Y. 1962) (01-07-2015)“…•We investigated Themis-family Asteroid (90) Antiope in the 2–4-μm region.•We find a rounded, bowl-shaped absorption around 3.1μm likely due to water ice.•We…”
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The Astropy Project: Sustaining and Growing a Community-oriented Open-source Project and the Latest Major Release (v5.0) of the Core Package
Published in The Astrophysical journal (01-08-2022)“…Abstract The Astropy Project supports and fosters the development of open-source and openly developed Python packages that provide commonly needed…”
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The Zwicky Transient Facility: Science Objectives
Published in Publications of the Astronomical Society of the Pacific (01-07-2019)“…The Zwicky Transient Facility (ZTF), a public-private enterprise, is a new time-domain survey employing a dedicated camera on the Palomar 48-inch Schmidt…”
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The Zwicky Transient Facility: System Overview, Performance, and First Results
Published in Publications of the Astronomical Society of the Pacific (01-01-2019)“…The Zwicky Transient Facility (ZTF) is a new optical time-domain survey that uses the Palomar 48 inch Schmidt telescope. A custom-built wide-field camera…”
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Coma composition and profiles of comet 12P/Pons–Brooks using long-slit spectroscopy
Published in Monthly notices of the Royal Astronomical Society (04-10-2024)“…ABSTRACT Comet 12P/Pons–Brook exhibited multiple large and minor outbursts in 2023 on its way to its 2024 perihelion, as it has done during its previous…”
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A rapid decrease in the rotation rate of comet 41P/Tuttle–Giacobini–Kresák
Published in Nature (London) (11-01-2018)“…The rotation rate of comet 41P/Tuttle–Giacobini–Kresák decreased rapidly between March and May 2017, owing to gas emission from the comet aligning to produce…”
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Continued PSP/WISPR Observations of a Phaethon-related Dust Trail
Published in The Astrophysical journal (01-09-2022)“…Abstract We present an update to the first white-light detections of a dust trail observed closely following the orbit of asteroid (3200) Phaethon, as seen by…”
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Tuning the Legacy Survey of Space and Time (LSST) Observing Strategy for Solar System Science
Published in The Astrophysical journal. Supplement series (01-06-2023)“…Abstract The Vera C. Rubin Observatory is expected to start the Legacy Survey of Space and Time (LSST) in early to mid-2025. This multiband wide-field synoptic…”
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A Look at Outbursts of Comet C/2014 UN271 (Bernardinelli–Bernstein) near 20 au
Published in Astrophysical journal. Letters (01-07-2022)“…Cometary activity may be driven by ices with very low sublimation temperatures, such as carbon monoxide ice, which can sublimate at distances well beyond 20…”
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Nondetection of Water-ice Grains in the Coma of Comet 46P/Wirtanen and Implications for Hyperactivity
Published in The planetary science journal (01-10-2021)“…Abstract Hyperactive comets have high water production rates, with inferred sublimation areas of order the surface area of the nucleus. Comets 46P/Wirtanen and…”
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Dust Properties of Comets Observed by Spitzer
Published in The planetary science journal (01-12-2023)“…Abstract As comets journey into the inner solar system, they deliver particulates and volatile gases into their comae that reveal the most primitive materials…”
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Mid-infrared spectra of comet nuclei
Published in Icarus (New York, N.Y. 1962) (01-03-2017)“…•We observed two comet nuclei with the Spitzer Space Telescope.•Spectral features are similar to those of D-type asteroids.•Spectral features match those seen…”
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The Large Superfast Rotators Discovered by the Zwicky Transient Facility
Published in Astrophysical journal. Letters (01-06-2022)“…Abstract Two high-cadence surveys aiming for rotation period measurements of asteroids have been conducted in 2019 January and October using the Zwicky…”
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Water ice and dust in the innermost coma of comet 103P/Hartley 2
Published in Icarus (New York, N.Y. 1962) (01-08-2014)“…•Presence of water ice grains in the innermost coma of 103P/Hartley 2.•1μm water ice particles, thermally and physically decoupled from the dust.•Water ice…”
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Cometary Science with the James Webb Space Telescope
Published in Publications of the Astronomical Society of the Pacific (01-01-2016)“…The James Webb Space Telescope (JWST), as the largest space-based astronomical observatory with near- and mid-infrared instrumentation, will elucidate many…”
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Heterogeneous Outgassing Regions Identified on Active Centaur 29P/Schwassmann–Wachmann 1
Published in Nature astronomy (01-10-2024)“…Centaurs are transitional objects between primitive trans-Neptunian objects and Jupiter-family comets. Their compositions and activities provide fundamental…”
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SOFIA INFRARED SPECTROPHOTOMETRY OF COMET C/2012 K1 (PAN-STARRS)
Published in The Astrophysical journal (20-08-2015)“…ABSTRACT We present pre-perihelion infrared 8-31 m spectrophotometric and imaging observations of comet C/2012 K1 (Pan-STARRS), a dynamically new Oort Cloud…”
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Postperihelion Cometary Activity on the Outer Main-belt Asteroid 2005 XR132
Published in The planetary science journal (01-03-2024)“…We report comet-like activity on the outer main-belt asteroid 2005 XR _132 discovered by the Lulin One-meter Telescope in early 2021 April. A series of…”
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