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(2016 UJ101)
Classification: Apollo [NEO]          SPK-ID: 3762881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210468544481295 3.6597e-07  
a 1.254567218986555 8.4268e-08 au
q .9772490815358396 5.172e-07 au
i 26.68758045480144 2.0799e-05 deg
node 239.9890462959208 2.4549e-05 deg
peri 109.6495164105457 8.7011e-05 deg
M 237.604807813187 0.00013289 deg
tp 2459175.002313057856
(2020-Nov-21.50231306)
0.00020604 TDB
period 513.2622579238573
1.41
5.1713e-05
1.416e-07
d
yr
n .7013958155742793 7.0668e-08 deg/d
Q 1.531885356437271 1.0289e-07 au
  Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      1234 days (3.38 yr)  
   first obs. used      2016-10-31  
   last obs. used      2020-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .34243  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-18 06:17:18  

Additional Information
 Earth MOID = .111961 au 
 Jupiter MOID = 3.89754 au 
 T_jup = 5.003 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 20.4   n/a E2017B01  
rotation period rot_per 0.9 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; Mommert, M.; Trilling, D.E.; Sicafoose, A.A.; et al. (2017) Astron. J. 154, A162.]

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