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18913 (2000 OU32)
Classification: Main-belt Asteroid          SPK-ID: 2018913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988028013235715 8.9681e-09  
a 2.761678478764777 9.8956e-09 au
q 2.21264906083132 2.4886e-08 au
i 8.761579891455904 6.5805e-07 deg
node 175.6013210502332 2.9523e-06 deg
peri 271.0839734389259 7.661e-06 deg
M 54.89997453368221 5.3946e-06 deg
tp 2458944.860627722581
(2020-Apr-05.36062772)
2.4885e-05 TDB
period 1676.324530231037
4.59
9.0099e-06
2.467e-08
d
yr
n .2147555521068366 1.1543e-09 deg/d
Q 3.310707896698235 1.1863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      15426 days (42.23 yr)  
   first obs. used      1978-12-28  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45422  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:49:51  

Additional Information
 Earth MOID = 1.24915 au 
 Jupiter MOID = 2.0033 au 
 T_jup = 3.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.45   n/a MPCxxxxx  
diameter diameter 5.141 km 1.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.191   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

18913 (2000 OU32)          Discovered 2000-Jul-30 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 OU32 = 1978 YZ1 = 1998 FJ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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