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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210168270523317 3.1772e-07  
a 1.254556361572035 6.3868e-08 au
q .9772782951790662 4.4074e-07 au
i 26.68688064680022 1.8959e-05 deg
node 239.9870751740996 2.4293e-05 deg
peri 109.6417473263388 6.9342e-05 deg
M 17.89085091780199 0.00010797 deg
tp 2459174.992835184393
(2020-Nov-21.49283518)
0.00015217 TDB
period 513.255595041689
1.41
3.9194e-05
1.073e-07
d
yr
n .701404920818757 5.3561e-08 deg/d
Q 1.531834427965004 7.7983e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .3835  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 18:02:23  

Additional Information
 Earth MOID = .111352 au 
 Jupiter MOID = 3.89652 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 MPO600006  
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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