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392904 (2012 VL55)
Classification: Main-belt Asteroid          SPK-ID: 2392904
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118020150227792 5.7021e-08  
a 3.05546936192758 5.2191e-08 au
q 2.694862408816471 1.7056e-07 au
i 16.33466242073822 9.1026e-06 deg
node 49.76233602229208 2.1991e-05 deg
peri 60.01252865230243 4.4864e-05 deg
M 99.41253695651145 3.6792e-05 deg
tp 2458461.791307946981
(2018-Dec-09.29130795)
0.00020125 TDB
period 1950.811588521525
5.34
4.9983e-05
1.368e-07
d
yr
n .1845385797983882 4.7282e-09 deg/d
Q 3.416076315038689 5.835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      6768 days (18.53 yr)  
   first obs. used      2001-10-15  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5281  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:24:59  

Additional Information
 Earth MOID = 1.75174 au 
 Jupiter MOID = 1.97455 au 
 T_jup = 3.163 
[ 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 16.0   n/a MPO339279  

392904 (2012 VL55)          Discovered 2004-May-14 by Spacewatch at Kitt Peak
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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