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135431 (2001 UY129)
Classification: Main-belt Asteroid          SPK-ID: 2135431
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02176162954138708 3.9542e-08  
a 3.163698080766466 2.6271e-08 au
q 3.094850855152028 1.3272e-07 au
i 9.612286538972619 5.6504e-06 deg
node 28.98897503205867 2.8612e-05 deg
peri 242.5060116798371 0.00016021 deg
M 246.2550310927249 0.00015966 deg
tp 2459849.912537767378
(2022-Sep-27.41253777)
0.00091136 TDB
period 2055.37454396634
5.63
2.5602e-05
7.009e-08
d
yr
n .175150558839409 2.1817e-09 deg/d
Q 3.232545306380903 2.6843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      7146 days (19.56 yr)  
   first obs. used      2001-09-21  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57902  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:26  

Additional Information
 Earth MOID = 2.09203 au 
 Jupiter MOID = 1.76931 au 
 T_jup = 3.182 
[ 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 15.01   n/a MPCxxxxx  
diameter diameter 4.601 km 0.652 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135431 (2001 UY129)          Discovered 2001-Oct-20 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 UY129 = 2004 DW26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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