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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210471190756353 3.1764e-07  
a 1.254567142674248 6.3863e-08 au
q .9772486900991542 4.4064e-07 au
i 26.68758752696936 1.8958e-05 deg
node 239.9890420998095 2.4292e-05 deg
peri 109.6494545616947 6.9354e-05 deg
M 237.6049237418273 9.8338e-05 deg
tp 2459175.002131853271
(2020-Nov-21.50213185)
0.00015218 TDB
period 513.2622110930947
1.41
3.9191e-05
1.073e-07
d
yr
n .7013958795706152 5.3557e-08 deg/d
Q 1.531885595249343 7.798e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      1513 days (4.14 yr)  
   first obs. used      2016-10-31  
   last obs. used      2020-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .38348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-22 05:51:04  

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 20.50   n/a E2020Y94  
rotation period rot_per 0.9 h n/a LCDB (Rev. 2020-October); 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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