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JPL Small-Body Database Browser
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20868 (2000 VR39)
Classification: Main-belt Asteroid          SPK-ID: 2020868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985566905620547 4.3202e-08  
a 3.15106469006477 1.8938e-08 au
q 2.525399713458562 1.3257e-07 au
i 2.402828966036684 4.2033e-06 deg
node 288.4476307887726 0.00011236 deg
peri 65.9350910536523 0.00011288 deg
M 134.0625051912218 1.2123e-05 deg
tp 2457839.667185176427
(2017-Mar-27.16718518)
6.6063e-05 TDB
period 2043.075451602263
5.59
1.8418e-05
5.043e-08
d
yr
n .1762049461842798 1.5885e-09 deg/d
Q 3.776729666670977 2.2698e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1271  
   data-arc span      10743 days (29.41 yr)  
   first obs. used      1989-11-28  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55563  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 23:46:25  

Additional Information
 Earth MOID = 1.52086 au 
 Jupiter MOID = 1.68102 au 
 T_jup = 3.175 
[ 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 13.8   n/a MPO435893  

20868 (2000 VR39)          Discovered 2000-Nov-01 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 VR39 = 1989 WW4 = 1997 EX20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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