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JPL Small-Body Database Browser
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442730 (2012 VW72)
Classification: Main-belt Asteroid          SPK-ID: 2442730
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385211238740833 9.4059e-08  
a 2.257345718072834 2.0278e-08 au
q 1.944655652233036 2.1205e-07 au
i 3.536419100464429 8.2047e-06 deg
node 84.72892875483291 0.00015091 deg
peri 328.1432996193961 0.00015643 deg
M 326.4665548440885 4.0764e-05 deg
tp 2458715.890808551774
(2019-Aug-20.39080855)
0.00014117 TDB
period 1238.78387339857
3.39
1.6692e-05
4.57e-08
d
yr
n .2906075932457449 3.9158e-09 deg/d
Q 2.570035783912633 2.3087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      8816 days (24.14 yr)  
   first obs. used      1995-10-17  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:53:35  

Additional Information
 Earth MOID = .956481 au 
 Jupiter MOID = 2.7573 au 
 T_jup = 3.607 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.4   n/a MPO408999  

442730 (2012 VW72)          Discovered 1995-Oct-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 VW72 = 1995 UR83 = 2012 UL152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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