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JPL Small-Body Database Browser
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447226 (2005 UR78)
Classification: Main-belt Asteroid          SPK-ID: 2447226
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1770852055646325 6.2409e-08  
a 2.304345074200581 1.8458e-08 au
q 1.896279653043923 1.457e-07 au
i 6.281173608536935 6.9484e-06 deg
node 21.06741407556077 6.2065e-05 deg
peri 358.2145987569191 6.5922e-05 deg
M 325.5502527891571 2.4496e-05 deg
tp 2458722.765305670621
(2019-Aug-27.26530567)
8.7862e-05 TDB
period 1277.672946975056
3.50
1.5352e-05
4.203e-08
d
yr
n .2817622466315147 3.3855e-09 deg/d
Q 2.71241049535724 2.1727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5119 days (14.02 yr)  
   first obs. used      2005-10-25  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58192  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:20:38  

Additional Information
 Earth MOID = .897818 au 
 Jupiter MOID = 2.74602 au 
 T_jup = 3.560 
[ 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 17.4   n/a MPO450458  

447226 (2005 UR78)          Discovered 2005-Oct-25 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-10-28

Alternate Designations
 2005 UR78 = 2012 TN56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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