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JPL Small-Body Database Browser
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392921 (2012 VQ91)
Classification: Main-belt Asteroid          SPK-ID: 2392921
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09993426098274917 6.6931e-08  
a 3.079960350378109 5.2827e-08 au
q 2.772166788906903 2.0111e-07 au
i 12.07073120939105 7.6142e-06 deg
node 72.12376738035512 3.1261e-05 deg
peri 344.0149145392473 4.773e-05 deg
M 72.57615471230443 3.4254e-05 deg
tp 2458202.477549711053
(2018-Mar-24.97754971)
0.00018748 TDB
period 1974.313501066875
5.41
5.0794e-05
1.391e-07
d
yr
n .1823418620221479 4.6912e-09 deg/d
Q 3.387753911849314 5.8106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4073 days (11.15 yr)  
   first obs. used      2007-12-16  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66905  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:54:58  

Additional Information
 Earth MOID = 1.78638 au 
 Jupiter MOID = 1.94309 au 
 T_jup = 3.187 
[ 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 16.2   n/a MPO437609  

392921 (2012 VQ91)          Discovered 2007-Dec-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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