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Science Collaboration Mentors

Solar System (SSSC)

Mikael Granvik

He/Him

Contact | Website

My interests include small-body populations and, in particular, near-Earth objects. With the data provided by LSST my aim is to understand the debiased distribution of NEOs and establish an evolutionary link between the physical and dynamical properties of main-belt asteroids and NEOs. I also have an interest in certain subpopulations of NEOs such as minimoons and those with small perihelion distances, and in particular their rapid follow-up observations with other facilities such as the NOT.

Sarah Greenstreet

She/Her

Contact | Website

Sarah Greenstreet is a research scientist at the University of Washington and the near-Earth objects (NEOs) and interstellar objects (ISOs) working group lead within the Solar System Science Collaboration. As the NEO and ISO working group (WG) lead, she works to support the NEO and ISO science community in preparing to do science with LSST and to provide a voice for the WG to ensure their science goals will be met by the survey. Sarah studies small body populations across the Solar System, including NEOs, asteroids, giant-planet co-orbitals, and Kuiper belt objects.

Matthew J Holman

He/Him

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My background is in solar system dynamics, but I have also been active in observational searches for solar system bodies and exoplanets, as well as in the development of efficient algorithmic solutions to difficult problems.  To that end, I plan to be involved in developing and refining tools to extend the senstivity of the Rubin Observatory to unusual types of objects (interstellar objects, very distant bodies, objects in highly inclined orbits, etc).  In addition, I hope to be involved in characterizing the efficiency and completeness of the LSST.

Michael Kelley

She/Her

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I study comets, especially their dust properties, activity, and transient behaviors like outbursts.  With Rubin Observatory and LSST, we expect the discoveries of many new Solar System comets and potentially cometary interstellar objects.  Characterizing these discoveries, through LSST data and follow-up observations, will help us understand how small Solar System objects evolve, and which of their present day properties can be traced back to their formation environments.  Relevant topics include: cometary outburst/fragmentation/disintegration discovery, dynamics, and causes; cometary nucle

Matthew Knight

He/Him

Contact | Website

I am interested in comets, asteroids, and interstellar objects. My primary areas of study are using comets’ gas and dust coma morphology to infer rotational properties of their nuclei, in obtaining rotational lightcurves of distant or weakly active comet nuclei or asteroids, and in exploring the physical properties of objects with extremely small perihelion distances.

Darin Ragozzine

He/Him

Contact | Website

Darin is a long-time member of the Solar System Science Collaboration working on the outer solar sytem and interstellar objects. He is particularly interested in basic and advanced dynamical characterization of solar system small bodies (especially binaries and multiples) and has recently received NASA support to develop a new tool in this regard. He is a recognized expert in solar system and exoplanet orbital dynamics. He has mentored a wide variety of undergraduate and graduate students and has supported postdocs in both scientific endeavors and career advice.

William Reach

He/Him

Contact | Website

With a qualitatively new observatory, the ony the we can predict with confidence is that we will see things we don't already know about. I'm interested in the rocky and icy bodies that communicate between different parts of stellar systems. That includes comets and their debris, both from outgassing and from splitting and outburst events. Asteroid collisions (and activity) will produce "extended asteroid" objects in the LSST. Also we should be on the lookout for changes around other stars due to "dust production events" from their planetary systems.

David Trilling

He/Him

Contact | Website

David Trilling is professor at Northern Arizona University and co-chair of the Solar System Science Collaboration. He leads the development of the SNAPS (Solar System Notification Alert Processing System) broker, which is being co-developed with the NAU computer science department. His research covers Near Earth Objects, main belt asteroids, and trans-Neptunian objects, and other kinds of asteroid and weird populations in the Solar System (and beyond). He has mentored a large number of undergraduate and graduate students and postdocs.