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111171 (2001 VL120)
Classification: Main-belt Asteroid          SPK-ID: 2111171
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2581794837075764 5.3748e-08  
a 2.671798793320508 1.1985e-08 au
q 1.981995160290494 1.4458e-07 au
i 5.645943269020686 4.7356e-06 deg
node 62.32560008359172 5.0676e-05 deg
peri 290.8058382728941 5.123e-05 deg
M 149.1909092692482 9.3137e-06 deg
tp 2458339.435385263049
(2018-Aug-08.93538526)
4.0165e-05 TDB
period 1595.15926587597
4.37
1.0733e-05
2.939e-08
d
yr
n .2256827940013305 1.5185e-09 deg/d
Q 3.361602426350522 1.5079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      10010 days (27.41 yr)  
   first obs. used      1992-11-23  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4857  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:23:03  

Additional Information
 Earth MOID = .98567 au 
 Jupiter MOID = 2.10359 au 
 T_jup = 3.325 
[ 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 15.4   n/a MPO459526  

111171 (2001 VL120)          Discovered 2001-Nov-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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