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160355 (2003 UT226)
Classification: Main-belt Asteroid          SPK-ID: 2160355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2696066366932935 6.6686e-08  
a 3.097499607128756 3.1279e-08 au
q 2.262393155891974 2.1624e-07 au
i 29.83270856825086 6.5835e-06 deg
node 91.23239593646126 9.1555e-06 deg
peri 315.0852719200752 1.4421e-05 deg
M 48.26997075247805 9.1134e-06 deg
tp 2458733.513162114302
(2019-Sep-07.01316211)
5.171e-05 TDB
period 1991.201986255954
5.45
3.0161e-05
8.258e-08
d
yr
n .1807953198544694 2.7385e-09 deg/d
Q 3.932606058365538 3.9712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      784  
   data-arc span      7663 days (20.98 yr)  
   first obs. used      1999-02-09  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45205  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:18:54  

Additional Information
 Earth MOID = 1.34388 au 
 Jupiter MOID = 1.63394 au 
 T_jup = 2.969 
[ 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 13.9   n/a MPO449861  
diameter diameter 7.901 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160355 (2003 UT226)          Discovered 2003-Oct-22 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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