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227394 (2005 UR351)
Classification: Main-belt Asteroid          SPK-ID: 2227394
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05592052033961247 7.4543e-08  
a 2.733648502322655 2.7785e-08 au
q 2.580781455647169 2.1206e-07 au
i 4.580389327461059 5.2951e-06 deg
node 284.2770143452634 9.2016e-05 deg
peri 78.06668466039589 0.00010264 deg
M 154.0881475470972 4.8337e-05 deg
tp 2458493.890995723421
(2019-Jan-10.39099572)
0.00021823 TDB
period 1650.868321730049
4.52
2.5169e-05
6.891e-08
d
yr
n .2180670591720685 3.3247e-09 deg/d
Q 2.88651554899814 2.9339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      7527 days (20.61 yr)  
   first obs. used      2000-08-31  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:50:35  

Additional Information
 Earth MOID = 1.58054 au 
 Jupiter MOID = 2.3917 au 
 T_jup = 3.346 
[ 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 16.31   n/a MPCxxxxx  

227394 (2005 UR351)          Discovered 2005-Oct-29 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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