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212868 (2007 VB143)
Classification: Main-belt Asteroid          SPK-ID: 2212868
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02893423815136281 4.9857e-08  
a 2.704334837073656 2.7983e-08 au
q 2.62608696885674 1.3649e-07 au
i 3.264444871944769 4.9241e-06 deg
node 95.4644708488358 0.00011429 deg
peri 311.3047684583079 0.00015998 deg
M 308.8539919455376 0.00011483 deg
tp 2459231.280103035129
(2021-Jan-16.78010304)
0.00051941 TDB
period 1624.385563076173
4.45
2.5212e-05
6.903e-08
d
yr
n .2216222602460536 3.4398e-09 deg/d
Q 2.782582705290572 2.8793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      8060 days (22.07 yr)  
   first obs. used      1996-03-27  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60613  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:06:18  

Additional Information
 Earth MOID = 1.6366 au 
 Jupiter MOID = 2.31392 au 
 T_jup = 3.363 
[ 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 16.5   n/a MPO437021  

212868 (2007 VB143)          Discovered 2007-Nov-04 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 VB143 = 2004 BE163 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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