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JPL Small-Body Database Browser
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(2013 UB1)
Classification: Apollo [NEO]          SPK-ID: 3652981
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6322580806727817 4.6964e-05  
a 2.440122046938328 0.00028513 au
q .8973351649337616 9.745e-06 au
i 6.705788332306241 0.00048277 deg
node 286.2973218708715 0.00032248 deg
peri 173.4887811922679 0.00090726 deg
M 242.6959882172024 0.10771 deg
tp 2459454.155431145328
(2021-Aug-27.65543115)
0.49608 TDB
period 1392.24526706484
3.81
0.24402
0.0006681
d
yr
n .258575129336916 4.5321e-05 deg/d
Q 3.982908928942895 0.0004654 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      144 days  
   first obs. used      2013-10-21  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .32046  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:44:05  

Additional Information
 Earth MOID = .0579166 au 
 Jupiter MOID = 1.2207 au 
 T_jup = 3.186 
[ 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 20.9   n/a MPO281957  

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