(101955) Bennu

(1999 RQ36 )

Discovery Circumstances:

LINEAR - Lincoln Laboratory ETS, New Mexico

11 Sep 1999

(1)

Orbital Type:

AP

(*)( 2)( 3)( 4)( 5)( 6)( 7)( 8)( 9)(10)(11)(12)(13)(14)(15)(16)(17)(18)(19)(20)(21)(22)

Taxonomic Type:

B,C

(23)(24)(25)

Albedo:

0.046

(26)(27)(28)

Diameter:(km)

0.484 km

(29)(30)(31)(32)

H:(mag)

20.19

(33)(34)(35)

G:

-0.08

(36)(37)

U-B:(mag)

0.16

(38)

B-V:(mag)

0.64

(38)

V-R:(mag)

0.36

(39)

R-I:(mag)

0.69

(40)

Rotation Period:(hrs)

4.2905

(41)(42)(43)(44)(45)

Quality:

3 !

(41)(42)(43)(44)(45)

Lightcurve Amplitude:(mag)

0.17

(41)(42)(43)(44)(45)

Spin Vector:

l=+45,b=-88

(46)(47)

Sense of Rotation:

ret

(48)(49)

Radar Observations:

Y

(50)(51)(52)(53)(54)

Spectral Observations:

Y

(55)(56)(57)(58)(59)(60)(61)

IR Observations:

-

-

Remarks

* - orbital type derived from osculating orbital elements

! - quality code according to Lagerkvist et al. (1989) in "Asteroids II" (Eds. R.P.Binzel et al.), Univ.Ariz.Press, Tucson, USA, pp. 1162-1179.

References

( 1) M.P.E.C. 1999-R44

(002) Campins, H. et al. (2010) DPS 42, 6005. (abstract) (The Origin of Asteroid 101955 (1999 RQ36)

(003) Delbo, M. & P. Michel (2010) DPS 42, 1323. (abstract) (The Temperature History of (101955) 1999 RQ36 and other Potential Targets of Sample Return Missions to Primitive Asteroids)

(004) Delbo, M. & P. Michel (2011) Astrophys. J. 728, L42. (TEMPERATURE HISTORY AND DYNAMICAL EVOLUTION OF (101955) 1999 RQ 36: A POTENTIAL TARGET FOR SAMPLE RETURN FROM A PRIMITIVE ASTEROID)

(005) Chesley, S.R. et al. (2012) ACM2012, 6470. (THE TRAJECTORY DYNAMICS OF NEAR-EARTH ASTEROID 101955 (1999 RQ36))

(006) Hussmann, H. et al. (2012) ACM2012, 6217. (STABILITY AND EVOLUTION OF ORBITS AROUND THE BINARY ASTEROID 175706 (1996 FG3) AND ASTERIOIDS 162173 (1999 JU3) AND 101955 (1999 RQ36): IMPLICATIONS FOR THE MARCO-POLO-R MISSION)

(007) Lauretta, D.S. et al. (2012) ACM2012, 6291. (THE OSIRIS-REX MISSION - SAMPLE ACQUISITION STRATEGY AND EVIDENCE FOR THE NATURE OF REGOLITH ON ASTEROID 101955 (1999 RQ36))

(008) Müller, T. et al. (2012) ACM2012, 6312. (Thermal, Shape and Surface Properties of OSIRIS-REx Target Asteroid (10955) 1999 RQ36 Derived from Herschel, ESO-VISIR & Spitzer observations)

(009) Nugent, C.R. et al. (2012) Astron. J. 144, 60. (DETECTION OF SEMIMAJOR AXIS DRIFTS IN 54 NEAR-EARTH ASTEROIDS: NEW MEASUREMENTS OF THE YARKOVSKY EFFECT) (54 NEAs)

(010) Emery, J.P. et al. (2012) DPS 44 102-05. (abstract) (Thermal and Physical Characterization of the OSIRIS-REx Target Asteroid (101955) 1999 RQ36)

(011) Farnocchia, D. et al. (2012) DPS 44 305-02. (abstract) (Near Earth Asteroids with Measurable Yarkovsky Effect) (101955,1862,2100)

(012) Walsh, K.J. et al. (2012) DPS 44 305-04. (abstract) (New Findings on Primitive Asteroid Families in the Inner Asteroid Belt: An Important Source of Primitive NEOs) (1996 RQ36 and 1999 JU3)

(013) Messenger, S. et al. (2014) LPSC 45, 1904. (INVESTIGATING THE GEOLOGICAL HISTORY OF ASTEROID 101955 BENNU THROUGH REMOTE SENSING AND RETURNED SAMPLE ANALYSES)

(014) Chesley, S.R. et al. (2014) Icarus 235,5-22. (Orbit and Bulk Density of the OSIRIS-REx Target Asteroid (101955) Bennu)

(015) Bottke, W.F. et al. (2015) Icarus 247, 191-217. (In search of the source of asteroid (101955) Bennu: Applications of the stochastic YORP model)

(016) Wang, X. et al. (2015) LPSC 46, 1878. (BIFURCATION OF EQUILIBRIUM POINTS IN THE POTENTIAL FIELD OF ASTEROID 101955 BENNU)

(017) Takir, D. et al. (2015) Icarus 252, 393-399. (Photometric Models of Disk-Integrated Observations of the OSIRIS-REx Target Asteroid (101955) Bennu)

(018) Lauretta, D.S. et al. (2014) M&PS 50, 834-849. (The OSIRIS-REx target asteroid (101955) Bennu: Constraints on its physical, geological, and dynamical nature from astronomical observations)

(019) Brown, A.J. (2015) DPS47-213.10. (astract) (Spectral bluing on 101955 Bennu and implications for dynamics of sub micron regolith grains on asteroids)

(020) Wang, X. et al. (2016) MNRAS 455, 3724-3734 (Bifurcation of equilibrium points in the potential field of asteroid 101955 Bennu)

(021) Scheeres, D.J. et al. (2016) Icarus 276, 116-140. (The geophysical environment of Bennu)

(022) Sebera, J. et al. (2016) Icarus 272, 70-79. (Spheroidal models of the exterior gravitational field of Asteroids Bennu and Castalia)

(023) Clark. B.E. et al. (2011) Icarus 216, 462-475. (Asteroid (101955) 1999 RQ36: Spectroscopy from 0.4 to 2.4µm and Meteorite Analogs)

(024) Davies, J.K. et al. (2007) Icarus 186,111-125. (Near-infrared spectra of 12 near-Earth objects) (1627,4179,5381,5587,6489,11405,14402,25143,25330,52760,66391,101955)

(025) Clark, B.E. et al. (2010) DPS 42, 6006. (abstract) (Asteroid (101955) 1999 RQ36: Spectroscopy from 0.4 to 2.5 microns and Meteorite Analogs)

(026) Emery, J.P. et al. (2014) Icarus 234, 17-35. (Thermal Infrared Observations and Thermophysical Characterization of OSIRIS-REx Target Asteroid (101955) Bennu)

(027) Müller, T.G. et al. (2012) Astron. Astrophys. 548, A36. (Physical Properties of OSIRIS-REx Target Asteroid (101955) 1999 RQ36)

(028) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs)

(029) Emery, J.P. et al. (2014) Icarus 234, 17-35. (Thermal Infrared Observations and Thermophysical Characterization of OSIRIS-REx Target Asteroid (101955) Bennu)

(030) Nolan, M.C. et al. (2013) Icarus 226, 629-640. (Shape Model and Surface Properties of the OSIRIS-REx Target Asteroid (101955) Bennu from Radar and Lightcurve Observations)

(031) Müller, T.G. et al. (2012) Astron. Astrophys. 548, A36. (Physical Properties of OSIRIS-REx Target Asteroid (101955) 1999 RQ36)

(032) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs)

(033) Hergenrother, C.W. et al. Icarus 226, 663-670. (Lightcurve, Color and Phase Function Photometry of the OSIRIS-REx Target Asteroid (101955) Bennu)

(034) Hergenrother, C.W. et al. (2012) LPSC 43, 2219. (LIGHTCURVE AND PHASE FUNCTION PHOTOMETRY OF THE OSIRIS-REx TARGET (101955) 1999 RQ36)

(035) Krugly, Yu.N. et al. (2002) Icarus 158, 294-304. (The Near-Earth Objects Follow-up Program. IV. CCD Photometry in 1996-1999).

(036) Hergenrother, C.W. et al. Icarus 226, 663-670. (Lightcurve, Color and Phase Function Photometry of the OSIRIS-REx Target Asteroid (101955) Bennu)

(037) Hergenrother, C.W. et al. (2012) LPSC 43, 2219. (LIGHTCURVE AND PHASE FUNCTION PHOTOMETRY OF THE OSIRIS-REx TARGET (101955) 1999 RQ36)

(038) Hergenrother, C.W. et al. Icarus 226, 663-670. (Lightcurve, Color and Phase Function Photometry of the OSIRIS-REx Target Asteroid (101955) Bennu)

(039) Hergenrother, C.W. et al. Icarus 226, 663-670. (Lightcurve, Color and Phase Function Photometry of the OSIRIS-REx Target Asteroid (101955) Bennu)

(040) Hergenrother, C.W. et al. Icarus 226, 663-670. (Lightcurve, Color and Phase Function Photometry of the OSIRIS-REx Target Asteroid (101955) Bennu)

(041) Hergenrother, C.W. et al. Icarus 226, 663-670. (Lightcurve, Color and Phase Function Photometry of the OSIRIS-REx Target Asteroid (101955) Bennu)

(042) Hergenrother, C.W. et al. (2012) LPSC 43, 2219. (LIGHTCURVE AND PHASE FUNCTION PHOTOMETRY OF THE OSIRIS-REx TARGET (101955) 1999 RQ36)

(043) Nolan, M.C. et al. (2007) DPS 39, 13.06. (The Shape and Spin of 101955 (1999 RQ36) from Arecibo and Goldstone Radar Imaging)

(044) Krugly, Yu.N. et al. (2002) Icarus 158, 294-304. (The Near-Earth Objects Follow-up Program. IV. CCD Photometry in 1996-1999).

(045) Petr Pravec's Ondrejov NEO Photometric Program Webpage "Prepublished Periods"

(046) Nolan, M.C. et al. (2013) Icarus 226, 629-640. (Shape Model and Surface Properties of the OSIRIS-REx Target Asteroid (101955) Bennu from Radar and Lightcurve Observations)

(047) Müller, T.G. et al. (2012) Astron. Astrophys. 548, A36. (Physical Properties of OSIRIS-REx Target Asteroid (101955) 1999 RQ36)

(048) Nolan, M.C. et al. (2013) Icarus 226, 629-640. (Shape Model and Surface Properties of the OSIRIS-REx Target Asteroid (101955) Bennu from Radar and Lightcurve Observations)

(049) Müller, T.G. et al. (2012) Astron. Astrophys. 548, A36. (Physical Properties of OSIRIS-REx Target Asteroid (101955) 1999 RQ36)

(050) JPL's NEO Radar Detection Program Webpage

(051) Hudson, R.S. et al. (2000) B.A.A.S. 32, 1001. (Recent delay-Doppler radar asteroid modelling results: 1999 RQ36 and craters on toutatis)

(052) Nolan, M.C. et al. (2007) DPS 39, 13.06. (The Shape and Spin of 101955 (1999 RQ36) from Arecibo and Goldstone Radar Imaging)

(053) Nolan, M.C. et al. (2012) ACM2012, 6345. (THE SHAPE OF OSIRIS-REX MISSION TARGET 1999 RQ36 FROM RADAR AND LIGHTCURVE DATA)

(054) Nolan, M.C. et al. (2012) DPS 44 110-02. (abstract) (The Shape of OSIRIS-REx Mission Target 1999 RQ36 from RADAR and Lightcurve Data)

(055) Davies, J.K. et al. (2007) Icarus 186,111-125. (Near-infrared spectra of 12 near-Earth objects) (1627,4179,5381,5587,6489,11405,14402,25143,25330,52760,66391,101955)

(056) Binzel, R.P. et al. (2006) LPSC 37, 1491. (The MIT-Hawaii-IRTF joint campaign for NEO spectral reconnaissance.)

(057) Binzel, R.P. et al. Webpage

(058) Clark, B.E. et al. (2010) DPS 42, 6006. (abstract) (Asteroid (101955) 1999 RQ36: Spectroscopy from 0.4 to 2.5 microns and Meteorite Analogs)

(059) Clark. B.E. et al. (2011) Icarus 216, 462-475. (Asteroid (101955) 1999 RQ36: Spectroscopy from 0.4 to 2.4µm and Meteorite Analogs)

(060) Binzel, R.P. et al. (2015) Icarus 256, 22-29. (Spectral Slope Variations for OSIRIS-REx Target Asteroid (101955) Bennu: Possible Evidence for a Fine-Grained Regolith Equatorial Ridge)

(061) Brown, A.J. (2015) DPS47-213.10. (astract) (Spectral bluing on 101955 Bennu and implications for dynamics of sub micron regolith grains on asteroids)


NEODyS Page of (101955) Bennu