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115788 (2003 UR220)
Classification: Main-belt Asteroid          SPK-ID: 2115788
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3000058960024765 3.7889e-08  
a 3.17650250646546 1.8167e-08 au
q 2.223533025859177 1.1901e-07 au
i 26.35428596206603 5.0174e-06 deg
node 116.3291727260273 8.7175e-06 deg
peri 301.4920055534518 1.2224e-05 deg
M 32.51744828396269 7.4723e-06 deg
tp 2459013.717498318977
(2020-Jun-13.21749832)
4.2456e-05 TDB
period 2067.865227860798
5.66
1.7739e-05
4.857e-08
d
yr
n .1740925835734562 1.4935e-09 deg/d
Q 4.129471987071743 2.3617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1524  
   data-arc span      8015 days (21.94 yr)  
   first obs. used      1999-04-10  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:57:02  

Additional Information
 Earth MOID = 1.33648 au 
 Jupiter MOID = 1.58232 au 
 T_jup = 2.974 
[ 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 13.22   n/a E2021B55  
diameter diameter 12.545 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115788 (2003 UR220)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UR220 = 2000 KJ57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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