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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2697104472573104 5.8268e-08  
a 3.097272421643848 2.681e-08 au
q 2.261905691524553 1.8485e-07 au
i 29.83131791472946 5.1148e-06 deg
node 91.22865286064425 8.7361e-06 deg
peri 315.062754791557 1.2173e-05 deg
M 84.4435580425655 7.6056e-06 deg
tp 2458733.484216420859
(2019-Sep-06.98421642)
4.2356e-05 TDB
period 1990.982923809812
5.45
2.5851e-05
7.078e-08
d
yr
n .180815212272704 2.3477e-09 deg/d
Q 3.932639151763143 3.4041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      943  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1999-02-09  
   last obs. used      2021-03-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:01  

Additional Information
 Earth MOID = 1.34296 au 
 Jupiter MOID = 1.63492 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 13.96   n/a E2021B55  
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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