mountain profile Institute for Astronomy University of Hawaii

Schelte J. "Bobby" Bus

 

Maintained by LG

Associate Astronomer
Ph.D., Massachusetts Institute of Technology, 1999
sjb at irtf.ifa.hawaii.edu

  • IRTF Support Astronomer
  • Asteroids

 

Selected Publications

Earth Encounters As the Origin of Fresh Surfaces on Near-Earth Asteroids
R. P. Binzel, A. Morbidelli, S. Merouane, F. E. DeMeo, M. Birlan, P.  Vernazza, C. A. Thomas, A. S. Rivkin, S. J. Bus, & A. T. Tokunaga 
Nature, 463,  331-334 (2010)

An Extension of the Bus Asteroid Taxonomy into the Near-Infrared
F. E. DeMeo, R. P. Binzel, S. M. Slivan, & S. J. Bus
Icarus, 202,  160-180 (2009) 

Spectroscopy of K-Complex Asteroids: Parent Bodies of Carbonaceous Meteorites?
B. E. Clark, M. E. Ockert-Bell, E. A. Cloutis, D. Nesvorny, T.  Mothé-Diniz, & S. J. Bus
Icarus, 202,  119-133 (2009) 

Comet 17P/Holmes in Outburst: The Near Infrared Spectrum
B. Yang, D. Jewitt, & S. J. Bus  
The Astronomical Journal, 137,  4538-4546 (2009) 

Spectral Properties and Composition of Potentially Hazardous Asteroid (99942) Apophis 
R. P. Binzel, A. S. Rivkin, C. A. Thomas, P. Vernazza, T. H. Burbine, F.  E. DeMeo, S. J. Bus, A. T. Tokunaga, & M. Birlan
Icarus, 200,  480-485 (2009)  

Photometric and Astrometric Analysis of a Mutual Event between the Uranian Satellites Miranda and Oberon
M. Birlan, D. A. Nedelcu, V. Lainey, J.-E. Arlot, R. P. Binzel, S. J. Bus, J. Rayner, W. Thuillot, O. Vaduvescu, and F. Colas
Astronomische Nachrichten, 329, 567-572 (2008)

Compositional Differences between Meteorites and Near-Earth Asteroids
Vernazza, P., R. P. Binzel, C. A. Thomas, F. E. Demeo, S. J. Bus, A. S. Rivkin, and A. T. Tokunaga
Nature, 454, 858-860 (2008)

A Spectroscopically Unique Main-Belt Asteroid: 10537 (1991 RY16)
Moskovitz, N. A., S. Lawrence, R. Jedicke, M. Willman, N. Haghighipour, S. J. Bus, and E. Gaidos
Astrophysical Journal, 682, L57-L60 (2008)

Mineralogical analysis of the Eos family from near-infrared spectra
Mothé-Diniz, T., J. M. Carvano, S. J. Bus, R. Duffard, and T. H. Burbine
Icarus, 195, 277-294 (2008)

Observations of X/M asteroids across multiple wavelengths
Ockert-Bell, M. E., B. E. Clark, M. K. Shepard, A. S. Rivkin, R. P. Binzel, C. A. Thomas, F. E. Demeo, S. J. Bus, and S. Shah
Icarus, 195, 206-219 (2008)

Ancient Asteroids Enriched in Refractory Inclusions
Sunshine, J. M., H. C. Connolly, T. J. McCoy, S. J. Bus, and L. M. La Croix
Science, 320, 514 (2008)

Near infra-red spectroscopy of the asteroid 21 Lutetia. II. Rotationally resolved spectroscopy of the surface
Nedelcu, D. A., M. Birlan, P. Vernazza, P. Descamps, R. P. Binzel, F. Colas, A. Kryszczynska, and S. J. Bus
Astronomy and Astrophysics, 470, 1157-1164 (2007)

Physical characterization of the potentially hazardous high-albedo Asteroid (33342) 1998 WT24 from thermal-infrared observations
Harris, A. W., M. Mueller, M. Delbó, and S. J. Bus
Icarus, 188, 414-424 (2007)

Radar and infrared observations of binary near-Earth Asteroid 2002 CE26
Shepard, M. K., J.-L. Margot, C. Magri, M. C. Nolan, J. Schlieder, B. Estes, S. J. Bus, E. L. Volquardsen, A. S. Rivkin, L. A. M. Benner, J. D. Giorgini, S. J. Ostro, and M. W. Busch
Icarus, 184, 198-210 (2006)

The size and albedo of Rosetta fly-by target 21 Lutetia from new IRTF measurements and thermal modeling
Mueller, M., A. W. Harris, S. J. Bus, J. L. Hora, M. Kassis, and J. D. Adams
Astronomy and Astrophysics, 447, 1153-1158 (2006)

The surface properties of small asteroids: Peculiar Betulia—A case study
Harris, A. W., M. Mueller, M. Delbó, and S. J. Bus
Icarus, 179, 95-108 (2005)

Constraining Near-Earth Object Albedos Using Near-Infrared Spectroscopy
A. S. Rivkin, R. P. Binzel, and S. J. Bus
Icarus, 175, 175-180 (2005)

Detection of a Deep 3-μm Absorption Feature in the Spectrum of Amalthea (JV)
N. Takato, S. J. Bus, H. Terada, T. Pyo, and N. Kobayashi
Science, 306, 2224-2227 (2004)

Infrared Spectroscopic Observations of 69230 Hermes (1937 UB): Possible Unweathered Endmember among Ordinary Chondrite Analogs
A. S. Rivkin, R. P. Binzel, J. Sunshine, S. J. Bus, T. H. Burbine, and A. Saxena
Icarus, 172, 408-414 (2004)

Spectroscopy of X-Type Asteroids
B. E. Clark, S. J. Bus, A. S. Rivkin, M. K. Shepard, & S. Shah
The Astronomical Journal, 128, 3070-3081 (2004)

Observed Spectral Properties of Near-Earth Objects: Results for Population Distribution, Source Regions, and Space Weathering Processes
R. P. Binzel, A. S. Rivkin, J. S., Stuart, A. W. Harris, S. J. Bus, & T. H. Burbine
Icarus, 170, 259-294 (2004)

Spectral Observations for Near-Earth Objects Including Potential Target 4660 Nereus: Results from Meudon Remote Observations at the NASA Infrared Telescope Facility (IRTF)
R. P. Binzel, M. Birlan, S. J. Bus, A. W. Harris, A. S. Rivkin, and S. Fornasier
Planetary and Space Science, 52, 291-296 (2004)

Near-IR Spectroscopy of Asteroids 21 Lutetia, 89 Julia, 140 Siwa, 2181 Fogelin and 5480 (1989Yk8), Potential Targets for the Rosetta Mission: Remote Observations Campaign on IRTF.
M. Birlan, M. A. Barucci, P. Vernazza, M. Fulchignoni, R. P. Binzel, S. J. Bus, I. Belskaya, and S. Fornasier
New Astronomy, 9, 343-351 (2004)

Spectroscopy and Photometry of Mars Trojans
A. S. Rivkin, R. P. Binzel, E. S. Howell, S. J. Bus, and J. A. Grier
Icarus, 165, 349-354 (2003)

A Portrait of 4979 Otawara, Target of the Rosetta Space Mission
S. Fornasier, et al.
Astronomy & Astrophysics, 398, 327-333 (2003)

Exploring Main Belt Asteroids
M. V. Sykes, et al.
The Future of Solar System Exploration (2003-2013):
Community Contributions to the NRC Solar System Exploration Decadal Survey, edited by Mark V. Sykes.
ASP Conference Proceedings 272, 159-176 (2002)

Phase II of the Small Main-Belt Asteroid Spectroscopic Survey: The Observations
S. J. Bus and R. P. Binzel
Icarus, 158, 106-145 (2002)

Phase II of the Small Main-Belt Asteroid Spectroscopic Survey: A Feature-Based Taxonomy
S. J. Bus and R. P. Binzel
Icarus, 158, 1, 146-177 (2002)

The Distance to SN 1999em in NGC 1637 from the Expanding Photosphere Method
D. C. Leonard, et al.
Publications of the Astronomical Society of the Pacific, 114, 791, 35-64 (2002)

Spectroscopic Properties of Asteroid Families
A. Cellino, S. J. Bus, A. Doressoundiram, and D. Lazzaro
Asteroids III, edited by W. F. Bottke, Jr., A. Cellino, P. Paolicchi, and R. P. Binzel.
Tucson: University of Arizona Press, 633-643 (2002)

Visible-Wavelength Spectroscopy of Asteroids
S. J. Bus, F. Vilas, and M. A. Barucci
Asteroids III, edited by W. F. Bottke, Jr., A. Cellino, P. Paolicchi, and R. P. Binzel
Tucson: University of Arizona Press, 169-182 (2002)

Remote Observing at the NASA Infrared Telescope Facility (IRTF)
S. J. Bus, A. J. Denault, J. T. Rayner, R. P. Binzel, and M. Birlan
Advanced Global Communications Technologies for Astronomy II, edited by R. I. Kibrick
Proc. SPIE, 4845, 94-99 (2002)

Spectral Properties of Near-Earth Objects:
Palomar and IRTF Results for 48 Objects Including Spacecraft Targets (9969) Braille and (10302) 1989 ML

R. P. Binzel, A. W. Harris, S. J. Bus, and T. H. Burbine
Icarus, 151, 139-149 (2001)

(2060) Chiron: Evidence for Activity near Aphelion
S. J. Bus, M. F. A'Hearn, E. Bowell, and S. A. Stern
Icarus, 150, 94-103 (2001)

Photometry of ET Andromedae and Pulsation of HD 219891
W. W. Weiss, R. Kuschnig, D. E. Mkrtichian, A. V. Kusakin, T. J. Kreidl, S. J. Bus, D. J. Osip, Z. Guo, J. Hao, L. Huang, J.-P. Sareyan, M. Alvarez, S. G. Bedolla, J. Zverko, J. Ziznovsky, P. Mittermayer, K. Zwintz, N. Polosukhina, A. V. Mironov, N. I. Dorokhov, V. P. Goranskij, T. N. Dorokhova, H. Schneider, and F. Hiesberger
Astronomy & Astrophysics, 338, 919-922 (1998)

The Quadruple Gravitational Lens PG 1115+080: Time Delays and Models
P. L. Schechter, C. D. Bailyn, R. Barr, R. Barvainis, C. M. Becker, G. M. Bernstein, J. P. Blakeslee, S. J. Bus, A. Dressler, E. E. Falco, R. A. Fesen, P. Fischer, K. Gebhardt, D. Harmer, J. N. Hewitt, J. Hjorth, T. Hurt, A. O. Jaunsen, M. Mateo, D. Mehlert, D. O. Richstone, L. S. Sparke, J. R. Thorstensen, J. L. Tonry, G. Wegner, D. W. Willmarth, and G. Worthey
The Astrophysical Journal Letters, 475, L85-L88 (1997)

Chiron Stellar Occultation Candidates: 1996-2000
M. J. Person, S. J. Bus, L. H. Wasserman, and J. L. Elliot
The Astronomical Journal, 112, 1683-1689 (1996)

Stellar Occultation by 2060 Chiron
S. J. Bus, et al.
Icarus, 123, 478-490 (1996)

NOTE: Groundbased Reconnaissance of Asteroid 253 Mathilde: Visible Wavelength Spectrum and Meteorite Comparison
R. P. Binzel, T. H. Burbine, and S. J. Bus
Icarus, 119, 447-449 (1996)

Astrometry of Single-Chord Occultations: Application to the 1993 Triton Event
C. B. Olkin, J. L. Elliot, S. J. Bus, S. W. McDonald, and C. C. Dahn
Publications of the Astronomical Society of the Pacific, 108, 202-210 (1996)

4015 Wilson-Harrington, 2201 Oljato, and 3200 Phaethon: Search for CN Emission
A. B. Chamberlin, L.-A. McFadden, R. Schulz, D. G. Schleicher, and S. J. Bus
Icarus, 119, 173-181 (1996)