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  <Identification_Area>
    <logical_identifier>urn:nasa:pds:gbo.ast.radar.arecibo.doppler_spectra_of_asteroids</logical_identifier>
    <version_id>1.1</version_id>
    <title>Arecibo Radar Doppler Spectra of Asteroids</title>
    <information_model_version>1.19.0.0</information_model_version>
    <product_class>Product_Bundle</product_class>
    <Citation_Information>
      <editor_list>Nolan,M.C.</editor_list>
      <publication_year>2026</publication_year>
      <doi>10.26033/j028-3a58</doi>
      <description>This data set contains radar Doppler spectra taken with the Arecibo Observatory Planetary Radar saved as a set of comma-separated-value tables each in a singe file. This version contains the data described in Virkki et al. (2022). See the bundle description for more information.</description>
    </Citation_Information>
    <Modification_History>
      <Modification_Detail>
        <modification_date>2024-11-30</modification_date>
        <version_id>1.0</version_id>
        <description> Initial creation.</description>
      </Modification_Detail>
      <Modification_Detail>
        <modification_date>2026-01-29</modification_date>
        <version_id>1.1</version_id>
        <description>Updated incorrect dates with seconds being listed as x minutes 60 seconds instead of (x+1) minutes 00 seconds for 84 labels. The data files remain unchanged.</description>
      </Modification_Detail>
    </Modification_History>
  </Identification_Area>
  <Context_Area>
    <Time_Coordinates>
      <start_date_time>2017-12-12T16:21:32Z</start_date_time>
      <stop_date_time>2019-12-26T20:41:24Z</stop_date_time>
    </Time_Coordinates>
    <Primary_Result_Summary>
      <purpose>Science</purpose>
      <processing_level>Partially Processed</processing_level>
      <Science_Facets>
        <wavelength_range>Microwave</wavelength_range>
        <discipline_name>Small Bodies</discipline_name>
        <facet1>Physical Properties</facet1>
      </Science_Facets>
    </Primary_Result_Summary>
    <Investigation_Area>
      <name>Arecibo Radar Imaging and Doppler Spectroscopy</name>
      <type>Individual Investigation</type>
      <Internal_Reference>
        <lid_reference>urn:nasa:pds:context:investigation:individual.arecibo_radar_imaging_and_doppler_spectroscopy</lid_reference>
        <reference_type>bundle_to_investigation</reference_type>
      </Internal_Reference>
    </Investigation_Area>
    <Observing_System>
      <name>Monostatic Arecibo Radar</name>
      <Observing_System_Component>
        <name>Arecibo Observatory</name>
        <type>Host</type>
        <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:facility:observatory.arecibo</lid_reference>
          <reference_type>is_facility</reference_type>
        </Internal_Reference>
      </Observing_System_Component>
      <Observing_System_Component>
        <name>305-m fixed spherical reflecting antenna</name>
        <type>Telescope</type>
        <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:telescope:arecibo.305m</lid_reference>
          <reference_type>is_telescope</reference_type>
        </Internal_Reference>
      </Observing_System_Component>
      <Observing_System_Component>
        <name>Arecibo Planetary Radar Transmitter</name>
        <type>Instrument</type>
        <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:instrument:arecibo.305m.trans_s</lid_reference>
          <reference_type>is_instrument</reference_type>
        </Internal_Reference>
      </Observing_System_Component>
      <Observing_System_Component>
        <name>Arecibo 2380 MHz Radar Receiver</name>
        <type>Instrument</type>
        <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:instrument:arecibo.305m.recv_s</lid_reference>
          <reference_type>is_instrument</reference_type>
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      </Observing_System_Component>
    </Observing_System>
    <Target_Identification> <name>1993 KH</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1993 VD</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1994 CK1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1996 AW1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1998 HL1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1998 OH</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1998 TU3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1998 XB</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1999 FN19</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1999 KW4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>1999 VF22</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2000 AZ93</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2000 EA107</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2001 FM129</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2001 KB67</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2001 RB18</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2001 WN5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2002 CF26</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2002 HK12</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2002 QF15</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2003 NW1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2003 SD220</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2003 YE45</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2003 YO3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2004 DV24</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2005 CL7</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2005 FC3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2005 NW44</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2005 WD</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2006 BQ147</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2006 SF6</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2006 WE4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2006 WH1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2007 AG</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2008 HS3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2008 WM64</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2009 BE2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2009 EK1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2009 FU23</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2009 QL8</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2010 GT7</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2010 JG</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2010 JU39</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2010 NY65</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2011 HP</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2011 WN15</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2011 YS62</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2012 HF31</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2012 MM11</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2012 MS4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2012 VE82</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2013 BZ45</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2013 CW32</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2013 UG1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2014 JU54</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2014 SR339</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2015 JD1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2015 QM3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2016 AZ8</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2016 GW221</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2016 JP</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2016 OF</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2016 PD1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2016 TH94</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2017 QL33</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2017 VR12</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2017 XT61</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2017 YE5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 AJ</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 BH3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 BM5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 BT1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 DH1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 DT</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 EB</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 EJ4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 FB</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 FH1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 LK</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 LQ2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 MD7</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 NB</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 NE1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 NM</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 NV</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 PL10</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 QU1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 RC4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 TG6</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 TR4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 TZ2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 VX8</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 XG5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 XJ1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2018 XV</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 AK3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 AP11</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 AR2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 AV2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 AW7</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 AX5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 BG3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 BJ1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 CD5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 CL2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 CN2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 DN</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 EN</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 FU</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 GJ4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 GM4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 GN4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 GO4</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 GT1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 GT3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 JE</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 JG1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 JN2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 JU5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 KD3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 KV</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 KZ3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 LU</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 LV1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 MF1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 MT</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 NE2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 NN3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 NX1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 OK</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 PZ2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 RA</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 RC</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 RX1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SD8</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SE8</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SH3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SL7</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SP</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SW5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 SX3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 TM</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 UF5</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 UL8</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 UN12</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 UO</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 UT7</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 WO2</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 WR3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 WT3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 XF</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 XO3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 XQ3</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 XR1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 XW</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>2019 YX1</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Agni</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Anza</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Camillo</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Eros</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Ivar</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Masaakikoyama</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Midas</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Phaethon</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Ra-Shalom</name> <type>Asteroid</type></Target_Identification>
    <Target_Identification> <name>Tomaiyowit</name> <type>Asteroid</type></Target_Identification>
  </Context_Area>
  <Reference_List>
    <Internal_Reference>
          <lid_reference>urn:nasa:pds:context:resource:resource.gbo.ast.radar.arecibo.doppler_spectra_of_asteroids_online</lid_reference>
          <reference_type>has_resource</reference_type>
       </Internal_Reference>
       <External_Reference>
      <doi>10.3847/PSJ/ac8b27</doi>
      <reference_text>Virkki, A.K., Marshall, S.E., Venditti, F.C.F., Zambrano-MarÃ­n, L.F., Hickson, D.C., McGilvray, A., Taylor, P.A., Rivera-ValentÃ­n, E.G., DevogÃ¨le, M., DÃ­az, E.F., Bhiravarasu, S.S., HernÃ¡ndez, B.A., SÃ¡nchez-Vahamonde, C.R., Nolan, M.C., Perillat, P., Cabrera, I., GonzÃ¡lez, E., Padilla, D., NegrÃ³n, V., Marrero, J., LebrÃ³n, J., BaguÃ©, A., JimÃ©nez, F., LÃ³pez-Oquendo, A., Repp, D., McGlasson, R.A., Presler-Marshall, B., Howell, E.S., Margot, J.-L., Desai, S.P., 2022. Arecibo Planetary Radar Observations of Near-Earth Asteroids: 2017 Decemberâ2019 December. Planet. Sci. J. 3, 222. https://doi.org/10.3847/PSJ/ac8b72</reference_text>
    </External_Reference>
    <External_Reference>
      <doi>10.1016/j.icarus.2006.08.018</doi>
      <reference_text>Magri, C., Nolan, M.C., Ostro, S.J., Giorgini, J.D., 2007. A radar survey of main-belt asteroids: Arecibo observations of 55 objects during 1999â2003. Icarus 186, 126â151. https://doi.org/10.1016/j.icarus.2006.08.018</reference_text>
    </External_Reference>
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