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23000 (1999 VU87)
Classification: Main-belt Asteroid          SPK-ID: 2023000
[ 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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04902173120878186 3.2224e-08  
a 2.932514281974409 1.5132e-08 au
q 2.788757355077546 9.1567e-08 au
i 13.92600770269595 3.5854e-06 deg
node 107.4638511814969 1.503e-05 deg
peri 208.7982581372108 4.4752e-05 deg
M 160.8013145972856 4.3664e-05 deg
tp 2458381.194774349794
(2018-Sep-19.69477435)		 0.00022118 TDB
period 1834.250434909399
5.02		 1.4197e-05
3.887e-08		 d
yr
n .1962654570763571 1.5191e-09 deg/d
Q 3.076271208871273 1.5873e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1940  
   data-arc span      10968 days (30.03 yr)  
   first obs. used      1991-02-22  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49577  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:15:56  

Additional Information
 Earth MOID = 1.77825 au 
 Jupiter MOID = 2.1264 au 
 T_jup = 3.230 
[ 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 13.76   n/a E2021B10  
diameter diameter 14.060 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.023   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

23000 (1999 VU87)          Discovered 1999-Nov-07 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

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