The asteroid (142) Polana is classified as a B-type asteroid located in the inner Main Belt. This asteroid is the parent of the New Polana family, which has been proposed to be the likely source of primitive near-Earth asteroids such as the B-type asteroid (101955) Bennu. To investigate the compositional correlation between Polana and Bennu at the 3 mu m band and their aqueous alteration histories, we analyzed the spectra of Polana in the similar to 2.0-4.0 mu m spectral range using the NASA Infrared Telescope Facility in Hawai'i. Our findings indicate that Polana does not exhibit discernable 3 mu m hydrated mineral absorption (within 2 sigma), which is in contrast to asteroid Bennu. Bennu displayed a significant 3 mu m absorption feature similar to CM- and CI-type carbonaceous chondrites. This suggests two possibilities: either Bennu did not originate from the New Polana family parented by asteroid Polana or the interior of Bennu's parent body was not homogenous, with diverse levels of aqueous alteration. Several explanations support the latter possibility, including heating due to shock waves and pressure, which could have caused the current dehydrated state of Bennu's parent body.
机构:
Univ Cent Florida, Florida Space Inst, Orlando, FL 32816 USAUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Pinilla-Alonso, Noemi
de Leon, Julia
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Inst Astrofis Canarias, C Via Lactea S-N, Tenerife, LA 38205 USA
Univ La Laguna, Dept Astrofis, Tenerife 38205, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
de Leon, Julia
Lorenzi, Vania
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Inst Astrofis Canarias, C Via Lactea S-N, Tenerife, LA 38205 USA
Fdn Galileo Galilei INAF, La Palma, TF, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Lorenzi, Vania
Morate, David
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h-index: 0
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Inst Astrofis Canarias, C Via Lactea S-N, Tenerife, LA 38205 USA
Observ Nacl, Coordenacao Astron & Astrofis, BR-20921400 Rio De Janeiro, BrazilUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
机构:
Univ Cent Florida, Florida Space Inst, Orlando, FL 32816 USAUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Pinilla-Alonso, Noemi
de Leon, Julia
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife 38205, Spain
Univ La Laguna, Dept Astrofis, San Cristobal la Laguna 38205, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
de Leon, Julia
Lorenzi, Vania
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife 38205, Spain
Fdn Galileo Galilei INAF, La Palma, TF, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Lorenzi, Vania
Morate, David
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h-index: 0
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Coordenacao Astron & Astrofis, Observ Nacl, BR-20921400 Rio De Janeiro, BrazilUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
机构:
Lockheed Martin Space, Littleton, CO 80120 USALockheed Martin Space, Littleton, CO 80120 USA
Bierhaus, E. B.
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Trang, D.
Daly, R. T.
论文数: 0引用数: 0
h-index: 0
机构:
Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USALockheed Martin Space, Littleton, CO 80120 USA
Daly, R. T.
Bennett, C. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Bennett, C. A.
Barnouin, O. S.
论文数: 0引用数: 0
h-index: 0
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Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USALockheed Martin Space, Littleton, CO 80120 USA
Barnouin, O. S.
Walsh, K. J.
论文数: 0引用数: 0
h-index: 0
机构:
Southwest Res Inst, Boulder, CO USALockheed Martin Space, Littleton, CO 80120 USA
Walsh, K. J.
Ballouz, R. -l.
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h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Ballouz, R. -l.
Bottke, W. F.
论文数: 0引用数: 0
h-index: 0
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Southwest Res Inst, Boulder, CO USALockheed Martin Space, Littleton, CO 80120 USA
Bottke, W. F.
Burke, K. N.
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h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Burke, K. N.
Perry, M. E.
论文数: 0引用数: 0
h-index: 0
机构:
Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USALockheed Martin Space, Littleton, CO 80120 USA
Perry, M. E.
Jawin, E. R.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Museum Nat Hist, Smithsonian Inst, Washington, DC USA
Smithsonian Inst Natl Air & Space Museum, Washington, DC USALockheed Martin Space, Littleton, CO 80120 USA
Jawin, E. R.
McCoy, T. J.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Museum Nat Hist, Smithsonian Inst, Washington, DC USALockheed Martin Space, Littleton, CO 80120 USA
McCoy, T. J.
Connolly, H. C., Jr.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USA
Rowan Univ, Dept Geol, Glassboro, NJ USALockheed Martin Space, Littleton, CO 80120 USA
Connolly, H. C., Jr.
Daly, M. G.
论文数: 0引用数: 0
h-index: 0
机构:
York Univ, Ctr Res Earth & Space Sci, Toronto, ON, CanadaLockheed Martin Space, Littleton, CO 80120 USA
Daly, M. G.
Dworkin, J. P.
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h-index: 0
机构:
NASA Goddard Spaceflight Ctr, Solar Syst Explorat Div, Greenbelt, MD USALockheed Martin Space, Littleton, CO 80120 USA
Dworkin, J. P.
DellaGiustina, D. N.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
DellaGiustina, D. N.
Gay, P. L.
论文数: 0引用数: 0
h-index: 0
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Planetary Sci Inst, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Gay, P. L.
Brodbeck, J. I.
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Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Brodbeck, J. I.
Nolau, J.
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Univ Cent Florida, Dept Phys, Orlando, FL USALockheed Martin Space, Littleton, CO 80120 USA
Nolau, J.
Padilla, J.
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h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Padilla, J.
Stewart, S.
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Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Stewart, S.
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Schwartz, S.
Michel, P.
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h-index: 0
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Univ Cote Azur, Observ Cote Azur, CNRS, Lab Lagrange, Nice, FranceLockheed Martin Space, Littleton, CO 80120 USA
Michel, P.
Pajola, M.
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h-index: 0
机构:
INAF, Astron Observ Padova, Padua, ItalyLockheed Martin Space, Littleton, CO 80120 USA
Pajola, M.
Lauretta, D. S.
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h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
机构:
Southwest Res Inst, Boulder, CO 80302 USA
Inst Sci Explorat Targets, Boulder, CO 80302 USASouthwest Res Inst, Boulder, CO 80302 USA
Bottke, William F.
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Vokrouhlicky, David
Walsh, Kevin J.
论文数: 0引用数: 0
h-index: 0
机构:
Southwest Res Inst, Boulder, CO 80302 USA
Inst Sci Explorat Targets, Boulder, CO 80302 USASouthwest Res Inst, Boulder, CO 80302 USA
Walsh, Kevin J.
Delbo, Marco
论文数: 0引用数: 0
h-index: 0
机构:
Univ Nice Sophia Antipolis, CNRS, Cote dAzur Observ, Nice, FranceSouthwest Res Inst, Boulder, CO 80302 USA
Delbo, Marco
Michel, Patrick
论文数: 0引用数: 0
h-index: 0
机构:
Univ Nice Sophia Antipolis, CNRS, Cote dAzur Observ, Nice, FranceSouthwest Res Inst, Boulder, CO 80302 USA
Michel, Patrick
Lauretta, Dante S.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ 85721 USASouthwest Res Inst, Boulder, CO 80302 USA
Lauretta, Dante S.
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机构:
Campins, Humberto
Connolly, Harold C., Jr.
论文数: 0引用数: 0
h-index: 0
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CUNY, Kingsborough Community Coll, Dept Phys Sci, Brooklyn, NY 10023 USA
CUNY, Grad Ctr, New York, NY 10016 USA
AMNH, Dept Earth & Planetary Sci, New York, NY 10024 USASouthwest Res Inst, Boulder, CO 80302 USA
Connolly, Harold C., Jr.
Scheeres, Daniel J.
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h-index: 0
机构:
Univ Colorado, Dept Aerosp Engn Sci, Colorado Ctr Astrodynam Res, Boulder, CO 80309 USASouthwest Res Inst, Boulder, CO 80302 USA
Scheeres, Daniel J.
Chelsey, Steven R.
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Jet Prop Lab, Pasadena, CA 91109 USASouthwest Res Inst, Boulder, CO 80302 USA
机构:
Univ Cent Florida, Florida Space Inst, Orlando, FL 32816 USAUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Pinilla-Alonso, Noemi
de Leon, Julia
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife, LA 38205 USA
Univ La Laguna, Dept Astrofis, Tenerife 38205, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
de Leon, Julia
Lorenzi, Vania
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife, LA 38205 USA
Fdn Galileo Galilei INAF, La Palma, TF, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Lorenzi, Vania
Morate, David
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife, LA 38205 USA
Observ Nacl, Coordenacao Astron & Astrofis, BR-20921400 Rio De Janeiro, BrazilUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
机构:
Univ Cent Florida, Florida Space Inst, Orlando, FL 32816 USAUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Pinilla-Alonso, Noemi
de Leon, Julia
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife 38205, Spain
Univ La Laguna, Dept Astrofis, San Cristobal la Laguna 38205, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
de Leon, Julia
Lorenzi, Vania
论文数: 0引用数: 0
h-index: 0
机构:
Inst Astrofis Canarias, C Via Lactea S-N, Tenerife 38205, Spain
Fdn Galileo Galilei INAF, La Palma, TF, SpainUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
Lorenzi, Vania
Morate, David
论文数: 0引用数: 0
h-index: 0
机构:
Coordenacao Astron & Astrofis, Observ Nacl, BR-20921400 Rio De Janeiro, BrazilUniv Cent Florida, Phys Dept, POB 162385, Orlando, FL 32816 USA
机构:
Lockheed Martin Space, Littleton, CO 80120 USALockheed Martin Space, Littleton, CO 80120 USA
Bierhaus, E. B.
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Trang, D.
Daly, R. T.
论文数: 0引用数: 0
h-index: 0
机构:
Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USALockheed Martin Space, Littleton, CO 80120 USA
Daly, R. T.
Bennett, C. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Bennett, C. A.
Barnouin, O. S.
论文数: 0引用数: 0
h-index: 0
机构:
Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USALockheed Martin Space, Littleton, CO 80120 USA
Barnouin, O. S.
Walsh, K. J.
论文数: 0引用数: 0
h-index: 0
机构:
Southwest Res Inst, Boulder, CO USALockheed Martin Space, Littleton, CO 80120 USA
Walsh, K. J.
Ballouz, R. -l.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Ballouz, R. -l.
Bottke, W. F.
论文数: 0引用数: 0
h-index: 0
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Southwest Res Inst, Boulder, CO USALockheed Martin Space, Littleton, CO 80120 USA
Bottke, W. F.
Burke, K. N.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Burke, K. N.
Perry, M. E.
论文数: 0引用数: 0
h-index: 0
机构:
Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USALockheed Martin Space, Littleton, CO 80120 USA
Perry, M. E.
Jawin, E. R.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Museum Nat Hist, Smithsonian Inst, Washington, DC USA
Smithsonian Inst Natl Air & Space Museum, Washington, DC USALockheed Martin Space, Littleton, CO 80120 USA
Jawin, E. R.
McCoy, T. J.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Museum Nat Hist, Smithsonian Inst, Washington, DC USALockheed Martin Space, Littleton, CO 80120 USA
McCoy, T. J.
Connolly, H. C., Jr.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USA
Rowan Univ, Dept Geol, Glassboro, NJ USALockheed Martin Space, Littleton, CO 80120 USA
Connolly, H. C., Jr.
Daly, M. G.
论文数: 0引用数: 0
h-index: 0
机构:
York Univ, Ctr Res Earth & Space Sci, Toronto, ON, CanadaLockheed Martin Space, Littleton, CO 80120 USA
Daly, M. G.
Dworkin, J. P.
论文数: 0引用数: 0
h-index: 0
机构:
NASA Goddard Spaceflight Ctr, Solar Syst Explorat Div, Greenbelt, MD USALockheed Martin Space, Littleton, CO 80120 USA
Dworkin, J. P.
DellaGiustina, D. N.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
DellaGiustina, D. N.
Gay, P. L.
论文数: 0引用数: 0
h-index: 0
机构:
Planetary Sci Inst, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Gay, P. L.
Brodbeck, J. I.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Brodbeck, J. I.
Nolau, J.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Cent Florida, Dept Phys, Orlando, FL USALockheed Martin Space, Littleton, CO 80120 USA
Nolau, J.
Padilla, J.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Padilla, J.
Stewart, S.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
Stewart, S.
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Schwartz, S.
Michel, P.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Cote Azur, Observ Cote Azur, CNRS, Lab Lagrange, Nice, FranceLockheed Martin Space, Littleton, CO 80120 USA
Michel, P.
Pajola, M.
论文数: 0引用数: 0
h-index: 0
机构:
INAF, Astron Observ Padova, Padua, ItalyLockheed Martin Space, Littleton, CO 80120 USA
Pajola, M.
Lauretta, D. S.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ USALockheed Martin Space, Littleton, CO 80120 USA
机构:
Southwest Res Inst, Boulder, CO 80302 USA
Inst Sci Explorat Targets, Boulder, CO 80302 USASouthwest Res Inst, Boulder, CO 80302 USA
Bottke, William F.
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机构:
Vokrouhlicky, David
Walsh, Kevin J.
论文数: 0引用数: 0
h-index: 0
机构:
Southwest Res Inst, Boulder, CO 80302 USA
Inst Sci Explorat Targets, Boulder, CO 80302 USASouthwest Res Inst, Boulder, CO 80302 USA
Walsh, Kevin J.
Delbo, Marco
论文数: 0引用数: 0
h-index: 0
机构:
Univ Nice Sophia Antipolis, CNRS, Cote dAzur Observ, Nice, FranceSouthwest Res Inst, Boulder, CO 80302 USA
Delbo, Marco
Michel, Patrick
论文数: 0引用数: 0
h-index: 0
机构:
Univ Nice Sophia Antipolis, CNRS, Cote dAzur Observ, Nice, FranceSouthwest Res Inst, Boulder, CO 80302 USA
Michel, Patrick
Lauretta, Dante S.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Arizona, Lunar & Planetary Lab, Tucson, AZ 85721 USASouthwest Res Inst, Boulder, CO 80302 USA
Lauretta, Dante S.
论文数: 引用数:
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机构:
Campins, Humberto
Connolly, Harold C., Jr.
论文数: 0引用数: 0
h-index: 0
机构:
CUNY, Kingsborough Community Coll, Dept Phys Sci, Brooklyn, NY 10023 USA
CUNY, Grad Ctr, New York, NY 10016 USA
AMNH, Dept Earth & Planetary Sci, New York, NY 10024 USASouthwest Res Inst, Boulder, CO 80302 USA
Connolly, Harold C., Jr.
Scheeres, Daniel J.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Colorado, Dept Aerosp Engn Sci, Colorado Ctr Astrodynam Res, Boulder, CO 80309 USASouthwest Res Inst, Boulder, CO 80302 USA
Scheeres, Daniel J.
Chelsey, Steven R.
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Jet Prop Lab, Pasadena, CA 91109 USASouthwest Res Inst, Boulder, CO 80302 USA