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129341 (2005 UR131)
Classification: Main-belt Asteroid          SPK-ID: 2129341
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869085862674042 5.9938e-08  
a 3.047985069440935 2.6906e-08 au
q 2.478290489147573 1.9829e-07 au
i 13.34519810783809 4.4696e-06 deg
node 123.3336199471035 2.2133e-05 deg
peri 228.1535295338856 2.5131e-05 deg
M 309.2754485316237 1.4431e-05 deg
tp 2459274.363020951060
(2021-Feb-28.86302095)
8.0239e-05 TDB
period 1943.64828644857
5.32
2.5736e-05
7.046e-08
d
yr
n .1852186954347544 2.4525e-09 deg/d
Q 3.617679649734296 3.1935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      7643 days (20.93 yr)  
   first obs. used      1999-07-14  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50976  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:16:42  

Additional Information
 Earth MOID = 1.49319 au 
 Jupiter MOID = 1.86125 au 
 T_jup = 3.170 
[ 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 14.7   n/a MPO436626  
diameter diameter 4.667 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.129   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129341 (2005 UR131)          Discovered 2005-Oct-24 by NEAT at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2005 UR131 = 2002 CN166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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