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(2007 UN12)
Classification: Apollo [NEO]          SPK-ID: 3390109
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05893247637390998 1.3644e-07  
a 1.049283059409961 8.7835e-08 au
q .9874462103017392 2.234e-07 au
i .2342605833505568 9.5164e-07 deg
node 214.5424312555205 0.00011927 deg
peri 137.941902249646 0.00010262 deg
M 90.53195727530868 7.9798e-05 deg
tp 2459101.772798265243
(2020-Sep-09.27279827)
8.1148e-05 TDB
period 392.58835989185
1.07
4.9295e-05
1.35e-07
d
yr
n .9169910185293638 1.1514e-07 deg/d
Q 1.111119908518182 9.3011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      4833 days (13.23 yr)  
   first obs. used      2007-10-21  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59163  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:01:24  

Additional Information
 Earth MOID = .000663833 au 
 Jupiter MOID = 3.96177 au 
 T_jup = 5.856 
[ 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 28.7   n/a MPO130304  

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