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173896 (2001 UM116)
Classification: Main-belt Asteroid          SPK-ID: 2173896
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521097391749743 7.6348e-08  
a 2.959265690433625 2.4624e-08 au
q 2.509132558112316 2.337e-07 au
i 3.248811917541567 5.2319e-06 deg
node 94.31369239444082 0.00012566 deg
peri 278.9520415324844 0.00012703 deg
M 259.4869399892923 2.1277e-05 deg
tp 2459519.651794319324
(2021-Nov-01.15179432)
0.00011435 TDB
period 1859.406587910534
5.09
2.3209e-05
6.354e-08
d
yr
n .1936101562405143 2.4166e-09 deg/d
Q 3.409398822754934 2.837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      6852 days (18.76 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60877  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:16:20  

Additional Information
 Earth MOID = 1.51229 au 
 Jupiter MOID = 2.05862 au 
 T_jup = 3.247 
[ 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 MPO436863  

173896 (2001 UM116)          Discovered 2001-Oct-22 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 UM116 = 2001 VE82 = 2006 SK306 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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