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181548 (2006 UG220)
Classification: Main-belt Asteroid          SPK-ID: 2181548
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .122892222444573 4.0853e-08  
a 2.658840880873905 1.4124e-08 au
q 2.332090015896824 1.0631e-07 au
i 3.358419736000843 5.0243e-06 deg
node 12.18779435673608 7.0596e-05 deg
peri 22.83095654732568 7.3273e-05 deg
M 97.98392503188464 1.9209e-05 deg
tp 2458769.488081157059
(2019-Oct-12.98808116)
8.3836e-05 TDB
period 1583.56884287874
4.34
1.2619e-05
3.455e-08
d
yr
n .22733460665061 1.8115e-09 deg/d
Q 2.985591745850985 1.586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      6693 days (18.32 yr)  
   first obs. used      2002-12-11  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54585  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:37  

Additional Information
 Earth MOID = 1.33786 au 
 Jupiter MOID = 2.43434 au 
 T_jup = 3.373 
[ 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 16.40   n/a MPCxxxxx  
diameter diameter 3.145 km 1.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181548 (2006 UG220)          Discovered 2006-Oct-16 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2006 UG220 = 2002 XS75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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