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--(45) Eugenia, Petit-Prince, and S/2004 (45) 1 --discovery and notes:

Primary discovered1857 Jun 27from Paris, Franceby H. Goldschmidt.Alternate designation(s): 1941 BN.Permanent number assigned 1857.

Named 1857 for Eugenia di Montijo de Guzman (1826-1920).

Second component discovered1998 Nov 01 by W. J. Merline, L. M. Close, C. Dumas, C. R. Chapman, F. Roddier, F. Menard, D. C. Slater, G. Duvert, C. Shelton, and T. Morganusingadaptive optics telescope observations from CFHT Telescope, Mauna Kea, Hawaii, USA.Announced1999 Mar 20 [M99c].Provisional designation S/1998 (45) 1.Permanent designation I Petit-Prince, assigned 2000 Oct 03; named for Prince Imperial Napoleon (1856-1879) [G00b].

Third component discovered2004 Feb 14 by F. Marchis, M. Baek, P. Descamps, J. Berthier, D. Hestroffer, and F. Vachierusingadaptive optics telescope observations from Very Large Telescope, ESO, Cerro Paranal, Chile.Announced2007 Mar 07 [M07b].Provisional designation S/2004 (45) 1.Proposed name: "Princesse".

--Links, more technical:

• IAUC 8817.
• IAUC 8177.
• IAUC 7503.
• IAUC 7129.
• 45 Eugenia and Petit-Prince.
• Astronomers Discover Moon Orbiting Asteroid.

--Links, less technical:

• On a Permanent Name for Asteroid S/1998(45)1.
• Moons and Craters Named, August 15, 2000.
• An asteroid's satellite.
• Astronomers Find Moon Orbiting Asteroid.

--Links to ADS abstracts:

• Marchis, F., Ruffio, J., Vachier, F., & Berthier, J. 2013, AGU Fall Meeting AbstractsComponent-resolved near-infrared spectra of multiple asteroid systems
• Beauvalet, L., Marchis, F., & Ruffio, J. 2013, AGU Fall Meeting AbstractsConstraining the inner structure of asteroids in multiple systems
• Boldrin, Luiz Augusto, Winter, O. C., & Vieira Neto, E. 2012, AAS/Division for Planetary Sciences Meeting AbstractsOn The Attitude Dynamics Of Central Bodies Of Triples Systems 87 Sylvia, 45 Eugenia And 2001sn263.
• Vereshchagina, I., Sokov, E., Gorshanov, D., Devyatkin, A., Romas, E., L'vov, V., Slesarenko, V., Rastegaev, D., Balega, Yu., Maximov, A., Diachenko, V., Malogolovec, E., Kouprianov, V., & Naiden, Ya. 2012, European Planetary Science Congress 2012Investigation of binary asteroids and NEOs
• Vereshagina, I. A., Devyatkin, A. V., Gorshanov, D. L., & Sokov, Ye. N. 2012, Fifty years of Cosmic Era: Real and Virtual Studies of the Sky. Conference of Young Scientists of CIS CountriesPhotometric research of binary and triple asteroids with the use automatic telescopes of Pulkovo Observatory
• Hanus, J., Marchis, F., & Durech, J. 2012, LPI ContributionsAsteroid Sizes by Combining Shape Models and Adaptive Optic Images
• Marchis, F., Emery, J. P., Enriquez, J. E., Descamps, P., Berthier, J., Vachier, F., & Durech, J. 2011, AGU Fall Meeting AbstractsDetailed Pictures of Multiple Asteroid Systems in the Main-Belt
• Beauvalet, L., Marchis, F., Lainey, V., & Allain, M. 2011, EPSC-DPS Joint Meeting 2011A new dynamical solution of (45) Eugenia's satellites
• Burns, Keaton, Marchis, F., & Bellerose, J. 2011, Bulletin of the American Astronomical SocietyOrbital Stability of Spacecraft Exploring Multiple Asteroid Systems
• Marchis, F., Burns, K. J., Dankanich, J., Bellerose, J., & Grc-Compass Team 2011, Lunar and Planetary Science ConferenceDiversity: A Mission Concept for a Grand Tour of Multiple Asteroid Systems
• Vereshchagina, I. A. 2011, ArXiv e-printsInvestigation of multiple asteroids 2006 VV2, (45) Eugenia, (90) Antiope, (762) Pulcova, (87) Sylvia, 137170 (1999 HF1)
• Marchis, F., Lainey, V., Descamps, P., Berthier, J., Van Dam, M., de Pater, I., Macomber, B., Baek, M., Le Mignant, D., Hammel, H. B., Showalter, M., & Vachier, F. 2010, IcarusA dynamical solution of the triple asteroid system (45) Eugenia
• Marchis, Franck, Berthier, J., Burns, K. J., Descamps, P., Durech, J., Emery, J. P., Enriquez, J. E., Lainey, V., Reiss, A. E., & Vachier, F. 2010, Bulletin of the American Astronomical SocietyCharacteristics of Known Triple Asteroid Systems in the Main Belt
• Sukhanov, A. A., Velho, H. F. De C., Macau, E. E., & Winter, O. C. 2010, Cosmic ResearchThe Aster project: Flight to a near-Earth asteroid
• Nagy, Imre, Süli, Áron, & Érdi, Bálint 2010, Journal of Physics Conference SeriesStability of the orbit of a third body in binary asteroid systems
• Marchis, F., Macomber, B., Berthier, J., Vachier, F., & Emery, J. P. 2009, International Astronomical Union CircularS/2009 (93) 1 and S/2009 (93) 2
• Storrs, Alex, Davis, M., Richmond, M., & Makhoul, K. 2009, Bulletin of the American Astronomical SocietyImages of Asteroidal Companions from the Hubble Space Telescope
• Marchis, F., Descamps, P., Berthier, J., & Emery, J. P. 2008, International Astronomical Union CircularS/2008 (216) 1 and S/2008 (216) 2
• Marchis, F., Descamps, P., Baek, M., Harris, A. W., Kaasalainen, M., Berthier, J., Hestroffer, D., & Vachier, F. 2008, IcarusMain belt binary asteroidal systems with circular mutual orbits
• Marchis, Franck, Descamps, P., Berthier, J., Hestroffer, D., Vachier, F., & Baek, M. 2007, Bulletin of the American Astronomical SocietyMutual Orbits, Bulk Densities, Formation and Evolution of Multiple Visualized Main-Belt Asteroids
• Berthier, J., Descamps, P., Marchis, F., Baek, M., Keck, W. M., de Pater, I., Hammel, H., & Showalter, M. 2007, Central Bureau Electronic Telegrams(45) Eugenia
• Marchis, F., Baek, M., Descamps, P., Berthier, J., Hestroffer, D., & Vachier, F. 2007, International Astronomical Union CircularS/2004 (45) 1
• Marchis, F., Kaasalainen, M., Hom, E. F. Y., Berthier, J., Enriquez, J., Hestroffer, D., Le Mignant, D., & de Pater, I. 2006, IcarusShape, size and multiplicity of main-belt asteroids. I. Keck Adaptive Optics survey
• Hestroffer, Daniel, Tanga, P., Cellino, A., Kaasalainen, M., Torppa, J., Marchis, F., Richardson, D. C., Elankumaran, P., Berthier, J., Colas, F., & Lounis, S. 2006, Bulletin of the American Astronomical SocietyHST/FGS High Angular Resolution Observations of Binary Asteroids
• Aslan, Z., Gumerov, R. I., Hudkova, L. A., Ivantsov, A. V., Khamitov, I., & Pinigin, G. I. 2006, IAU Joint DiscussionPreliminary Results in Asteroid Mass Determination
• Marchis, F., Descamps, P., Hestroffer, D., Berthier, J., & de Pater, I. 2004, Bulletin of the American Astronomical SocietyFine Analysis of 121 Hermione, 45 Eugenia, and 90 Antiope Binary Asteroid Systems With AO Observations
• Berthier, J., Marchis, F., Descamps, P., & Hestroffer, D. 2004, Bulletin of the American Astronomical SocietyPrediction of stellar occultations by satellite of asteroids
• Bus, S. & Binzel, R. P. 2004, NASA Planetary Data System45 Eugenia Average CCD Spectrum
• Hestroffer, D. J. G. J. 2004, Bulletin of the American Astronomical SocietyOn Equilibrium Shapes among Binary Asteroids
• Green, D. W. E 2003, International Astronomical Union CircularSatellites of (22) Kalliope and (45) Eugenia
• Conrad, A., Le Mignant, D., Dumas, C., Merline, W. J., Hammel, H. B., Fusco, T., Campbell, R., Chaffee, F., Goodrich, R., & Kwok, S. 2003, Bulletin of the American Astronomical SocietyNear-infrared Imaging of Large Main-belt Asteroids with the Keck Adaptive Optics System
• Storrs, A., Makhoul, K., Wells, E., Gaffey, M., Vilas, F., Landis, R., Wood, C., & Zellner, B. 2002, Bulletin of the American Astronomical SocietyImaging Asteroidal Companions with the Hubble Space Telescope (HST)
• Galád, A. & Gray, B. 2002, Astronomy and AstrophysicsAsteroid encounters suitable for mass determinations
• Merline, William 2001, HST ProposalUV/Visible Spectroscopy of Asteroid 762 Pulcova and its Newly-discovered Moon
• Green, D. W. E 2000, International Astronomical Union CircularSatellites of Minor Planets
• Merline, W. J., Close, L. M., Dumas, C., Shelton, J. C., Menard, F., Chapman, C. R., & Slater, D. C. 2000, Bulletin of the American Astronomical SocietyDiscovery of Companions to Asteroids 762 Pulcova and 90 Antiope by Direct Imaging
• Britt, D. T. & Consolmagno, G. J. 2000, Bulletin of the American Astronomical SocietyAsteroid Bulk Density
• Close, Laird M., Merline, William J., Dumas, C., Chapman, Clark R., Roddier, Francois J., Menard, Francois, Slater, David C., Duvert, Gilles, Shelton, J. Christopher, & Morgan, Thomas H. 2000, Adaptive Optical Systems TechnologySearch for asteroidal satellites using adaptive optics
• Close, Laird M., Merline, William J., Tholen, David J., Owen, Tobias C., Roddier, Francois J., & Dumas, C. 2000, Adaptive Optical Systems TechnologyAdaptive optics imaging of Pluto-Charon and the discovery of a moon around the Asteroid 45 Eugenia: the potential of adaptive optics in planetary astronomy
• Merline, William 2000, HST ProposalFirst Spectroscopy of an Asteroid and its Satellite: {45} Eugenia and S/1998 {45} 1
• Close, L. M., Merline, W. J., Tholen, D., Owen, T., Roddier, F., & Dumas, C. 1999, Bulletin of the American Astronomical SocietyAdaptive Optics Imaging of Pluto-Charon and the Discovery of a Moon aroun d the Asteroid 45 Eugenia: The Potential of Adaptive Optics in Planetary Astrono my
• López-González, M. J. & Rodríguez, E. 1999, Astronomy and Astrophysics Supplement SeriesStrömgren photometry of 40 Harmonia, 45 Eugenia and 52 Europa
• Merline, W. J., Close, L. M., Dumas, C., Chapman, C. R., Roddier, F., Menard, F., Slater, D. C., Duvert, G., Shelton, C., & Morgan, T. 1999, NatureDiscovery of a moon orbiting the asteroid 45 Eugenia
• Merline, W. J., Close, L. M., Dumas, C., Chapman, C. R., Roddier, F., Menard, F., Colwell, W., Slater, D. C., Duvert, G., Shelton, C., & Morgan, T. 1999, AAS/Division for Planetary Sciences Meeting Abstracts #31Discovery of Asteroidal Satellite S/1998 (45) 1
• Merline, W. J., Close, L. M., Dumas, C., Chapman, C. R., Roddier, F., Menard, F., Slater, D. C., Duvert, G., Shelton, C., Morgan, T., & Dunham, D. W. 1999, International Astronomical Union CircularS/1998 (45) 1
• Hilton, J. L. & Stone, R. C. 1999, Impact of Modern Dynamics in AstronomyThe asteroid mass determination project at the U.S. Naval Observatory.
• Reed, Kevin Lowell 1995, Ph.D. ThesisShapes and Albedo Variations of Asteroids
• Reed, K. L., Gaffey, M. J., & Lebofsky, L. A. 1994, Lunar and Planetary Science ConferenceRelative Change in Cross-Sectional Area and Albedo with Rotational Phase for 532 Herculina and 45 Eugenia
• Tancredi, G. & Gallardo, T. 1991, Astronomy and AstrophysicsA comparison of two pole determination methods for asteroids
• Lumme, K., Karttunen, H., & Bowell, E. 1990, Astronomy and AstrophysicsA spherical harmonics method for asteroid pole determination
• Hutton, R. G. 1989, Minor Planet BulletinV+B Photoelectric Photometry of Asteroids 45 Eugenia and 498 Tokio
• Lebofsky, Larry A., Greenberg, Richard, Tedesco, Edward F., & Veeder, Glenn J. 1988, IcarusInfrared lightcurves of asteroids 532 Herculina and 45 Eugenia - Proof of the absence of significant albedo markings
• Taylor, R. C., Birch, P. V., Pospieszalska-Surdej, A., & Surdej, J. 1988, IcarusAsteroid 45 Eugenia - Lightcurves and the pole orientation
• Lebofsky, L. A., Tedesco, E. F., & Veeder, G. J. 1987, Bulletin of the American Astronomical SocietyInfrared Lightcurves of 532 Herculina and 45 Eugenia
• Tancredi, G. & Gallardo, T. 1987, Boletin de la Asociacion Argentina de Astronomia La Plata ArgentinaPhotometric program of asteroids.
• Taylor, R. C. & Gehrels, T. 1986, Planetary Astronomy, 1985Pole orientation, sidereal period, and sense of rotation of asteroids
• Levan, P. D. & Price, S. D. 1984, Icarus85-micron fluxes from asteroids - 2 Pallas, 7 Iris, 15 Eunomia, and 45 Eugenia
• Debehogne, H., de Sanctis, G., & Zappala, V. 1983, IcarusPhotoelectric photometry of asteroids 45, 120, 776, 804, 814, and 1982DV
• van Blommestein, P. I. & Overbeek, M. D. 1983, Monthly Notes of the Astronomical Society of South AfricaA Possible Minor Planet Occultation
• Debehogne, H. & Zappala, V. 1980, Astronomy and Astrophysics Supplement SeriesPhotoelectric lightcurves and rotation period of the large asteroid 45 Eugenia
• Harris, A. W. & Young, J. 1979, IcarusPhotoelectric lightcurves of asteroids 42 Isis, 45 Eugenia, 56 Melete, 103 Hera, 532 Herculina, and 558 Carmen
• 1864, Annales de l'Observatoire de Paris. ObservationsObservations des Petites Planètes faites a l'Équatorial de Secretan-Eichens et aux Instruments Méridiens en 1863.
• 1864, Annales de l'Observatoire de Paris. ObservationsAscensions droites et Distances Polaires des Petites Planètes.
• 1863, Annales de l'Observatoire de Paris. ObservationsEugenia 45 (Goldschmidt).

©2001-2012, 2014by Wm. Robert Johnston.
Last modified21 September 2014.
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