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JPL Small-Body Database Browser
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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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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2581794553914586 5.8604e-08  
a 2.67179879880807 1.2808e-08 au
q 1.981995240016249 1.5883e-07 au
i 5.645942004869534 5.7255e-06 deg
node 62.3256072026597 5.3324e-05 deg
peri 290.8058244662381 5.4107e-05 deg
M 149.1909133456777 9.9073e-06 deg
tp 2458339.435365163774
(2018-Aug-08.93536516)
4.3477e-05 TDB
period 1595.159270790376
4.37
1.147e-05
3.14e-08
d
yr
n .2256827933060414 1.6228e-09 deg/d
Q 3.361602357599891 1.6115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      9905 days (27.12 yr)  
   first obs. used      1992-11-23  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:06:31  

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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