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227393 (2005 UL345)
Classification: Main-belt Asteroid          SPK-ID: 2227393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09724881191376525 1.2432e-07  
a 2.580742724734078 2.2016e-08 au
q 2.329768560898595 3.2765e-07 au
i 4.13288632500391 5.1377e-06 deg
node 89.35928853039093 0.00010876 deg
peri 77.61587821283864 0.00011361 deg
M 138.5622372471554 3.1151e-05 deg
tp 2458617.648550866705
(2019-May-14.14855087)
0.00013083 TDB
period 1514.31245523061
4.15
1.9377e-05
5.305e-08
d
yr
n .2377316509261471 3.0421e-09 deg/d
Q 2.83171688856956 2.4157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6407 days (17.54 yr)  
   first obs. used      2001-12-18  
   last obs. used      2019-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62066  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:35  

Additional Information
 Earth MOID = 1.34056 au 
 Jupiter MOID = 2.14319 au 
 T_jup = 3.414 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO470431  

227393 (2005 UL345)          Discovered 2005-Oct-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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