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392218 (2009 UT73)
Classification: Main-belt Asteroid          SPK-ID: 2392218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2100746257057498 1.3691e-07  
a 2.201445644489673 4.2828e-08 au
q 1.738977774711952 3.2405e-07 au
i 7.145372135623986 1.5057e-05 deg
node 66.21326073844031 7.8333e-05 deg
peri 277.2048862985703 8.6568e-05 deg
M 124.6547093319248 4.8649e-05 deg
tp 2458587.389183072946
(2019-Apr-13.88918307)
0.00015278 TDB
period 1193.054758145841
3.27
3.4815e-05
9.532e-08
d
yr
n .3017464182109175 8.8055e-09 deg/d
Q 2.663913514267394 5.1825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      4779 days (13.08 yr)  
   first obs. used      2005-05-04  
   last obs. used      2018-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72366  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:52:19  

Additional Information
 Earth MOID = .74944 au 
 Jupiter MOID = 2.7694 au 
 T_jup = 3.626 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO289010  

392218 (2009 UT73)          Discovered 2009-Oct-18 by CSS at Catalina
Reference: Last Updated: 2014-04-17

Alternate Designations
 2009 UT73 = 2011 ET55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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