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178261 (2007 VH302)
Classification: Main-belt Asteroid          SPK-ID: 2178261
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2491202383868928 4.1673e-08  
a 2.666742739566248 1.7254e-08 au
q 2.002403152568988 1.1054e-07 au
i 11.67243620856942 6.5632e-06 deg
node 245.3562725630116 3.7659e-05 deg
peri 148.7375121950964 4.1997e-05 deg
M 338.5547785878716 1.7134e-05 deg
tp 2459095.254128736606
(2020-Sep-02.75412874)
7.5923e-05 TDB
period 1590.633441811257
4.35
1.5438e-05
4.227e-08
d
yr
n .2263249285077695 2.1966e-09 deg/d
Q 3.331082326563507 2.1553e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      11275 days (30.87 yr)  
   first obs. used      1989-09-18  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49568  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:20:33  

Additional Information
 Earth MOID = 1.01968 au 
 Jupiter MOID = 2.13568 au 
 T_jup = 3.309 
[ 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 15.9   n/a MPO446086  

178261 (2007 VH302)          Discovered 2007-Nov-14 by Lowe, A. at Mayhill
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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