Publications (5)
AVAST Survey 0.4-1.0 μm Spectroscopy of Igneous Asteroids in the Inner and Middle Main Belt
Michael Solontoi, Mark Hammergren, Geza Gyuk +1
We present the spectra of 60 asteroids, including 47 V-types observed during the first phase of the Adler V-Type Asteroid (AVAST) Survey. SDSS photometry was used to select candida…
The LCO Outbursting Objects Key Project: Overview and Year 1 Status
Tim Lister, Michael S. P. Kelley, Carrie E. Holt +32
The LCO Outbursting Objects Key (LOOK) Project uses the telescopes of the Las Cumbres Observatory (LCO) Network to: (1) to systematically monitor a sample of Dynamically New Comets…
(21238) 1995 WV7: A New Basaltic Asteroid Outside the 3:1 Mean Motion Resonance
Mark Hammergren, Geza Gyuk, Andrew Puckett
We report visible to near-infrared spectroscopy and spectrophotometry of asteroid (21238) 1995 WV7 that reveal the presence of deep absorption bands indicating a V taxonomic type w…
NSF-DOE Vera C. Rubin Observatory Observations of Interstellar Comet 3I/ATLAS (C/2025 N1)
Colin Orion Chandler, Pedro H. Bernardinelli, Mario JuriÄ +305
We report on the observation and measurement of astrometry, photometry, morphology, and activityof the interstellar object 3I/ATLAS, also designated C/2025 N1 (ATLAS) with the NSF-…
The Distance to the Coma Cluster from Surface Brightness Fluctuations
Bjarne Thomsen, William A. Baum, Mark Hammergren +1
We report on the first determination of the distance to the Coma Cluster based on surface brightness fluctuation (SBF) measurements obtained from Hubble Space Telescope WFPC2 obser…