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187871 (2000 QC64)
Classification: Main-belt Asteroid          SPK-ID: 2187871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2861674396896248 3.5688e-08  
a 2.758783357977133 1.3812e-08 au
q 1.969309387766471 9.7576e-08 au
i 8.440824919975693 4.4995e-06 deg
node 101.0837541587873 2.4573e-05 deg
peri 296.0239097098527 2.5872e-05 deg
M 124.7443399097724 7.9572e-06 deg
tp 2458620.546502819289
(2019-May-17.04650282)
3.4476e-05 TDB
period 1673.689236209585
4.58
1.2569e-05
3.441e-08
d
yr
n .2150936937464533 1.6153e-09 deg/d
Q 3.548257328187795 1.7765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      795  
   data-arc span      8498 days (23.27 yr)  
   first obs. used      1997-01-13  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48866  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:46:33  

Additional Information
 Earth MOID = .993299 au 
 Jupiter MOID = 1.93787 au 
 T_jup = 3.266 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.52   n/a E2021B55  
diameter diameter 5.122 km 1.408 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.042   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

187871 (2000 QC64)          Discovered 2000-Aug-28 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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