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39472 (1978 VJ3)
Classification: Main-belt Asteroid          SPK-ID: 2039472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05194561396362407 6.391e-08  
a 3.059274438071295 3.2289e-08 au
q 2.90035854910246 1.9803e-07 au
i 9.161408137168692 6.0721e-06 deg
node 254.277554222448 3.7654e-05 deg
peri 278.2352171864333 6.9416e-05 deg
M 169.4386499230582 5.8878e-05 deg
tp 2458080.609644904359
(2017-Nov-23.10964490)
0.00031704 TDB
period 1954.456837237607
5.35
3.0943e-05
8.472e-08
d
yr
n .1841943977175864 2.9161e-09 deg/d
Q 3.218190327040129 3.3967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      14443 days (39.54 yr)  
   first obs. used      1978-11-05  
   last obs. used      2018-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59319  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 14:32:28  

Additional Information
 Earth MOID = 1.92281 au 
 Jupiter MOID = 1.85831 au 
 T_jup = 3.213 
[ 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 14.2   n/a MPO436046  

39472 (1978 VJ3)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1978 VJ3 = 1999 UF46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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